MDB Ventures Audio Tubes

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Type: 6AU7 , 12AU7 , ECC82 , 5814 , 6189 , 6680

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Don't see what you need? Contact us. We have many more tubes that are not yet listed. We also have new and good used tubes in most other numbers including preoctal, globe/balloon, octal, loctal, miniature, subminiature, metal, power, transmitter tubes and many more. MDB Ventures Audio Tubes Quantity Available Tube Type Price Each Tube Brand Emission Strength Mutual Conductance Description Notes 1 6AU7 $15.00 RCA 110%/110% 2600:2700/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter - white lettering 1 6AU7 $15.00 Tung-Sol 110%/110% 2650:2650/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter 1 6AU7 $15.00 Tung-Sol 110%/100% 2600:2750/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter - torn box flap 1 6AU7 $15.00 Tung-Sol 100%/110% 2600:2500/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter 1 6AU7 $15.00 Tung-Sol 110%/115% 2600:2700/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter - damaged box 1 6AU7 $15.00 Tung-Sol 110%/110% 2700:2700/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter 1 6AU7 $15.00 Tung-Sol 110%/110% 2700:2700/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter 1 6AU7 $7.50 Westinghouse 120%/130% 2500:2500/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter - damaged box 1 6AU7 $5.00 Rad-Tel 110%/110% 2700:2600/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter 1 6AU7 $5.00 Rad-Tel 100%/110% 2600:2800/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top getter 1 12AU7/ECC82 $50.00 IEC/Mullard 110%/110% 2400:2400/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top halo getter - gt Britain 1 12AU7/ECC82 $10.00 Mullard 70%/70% 1000:1100/2200Gm used fair (wb) (M9) rectangular ribbed gray plates - top 'D' getter - gt Britain 1 12AU7/ECC82 $5.00 ITT 100%/100% 2300:2400/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter - gt Britain 1 12AU7/ECC82 $4.00 Webcor 80%/100% 1000:1900/2200Gm used (wb) (M9) rectangular ribbed gray plates - top halo getter - gt Britain 1 12AU7/ECC82 $45.00 Telefunken 130%/140% 2800:3000/2200Gm used (OB) (M9) rectangluar ribbed gray plates - diamond base 1 12AU7/ECC82 $50.00 Telefunken 115%/115% 2700:2600/2200Gm used (wb) (M9) smooth gray plates - diamond base 1 12AU7/ECC82 $20.00 Telefunken? 100%/110% 2600:2400/2200Gm used (wb) (M9) smooth gray plates - late model base - partial logo 1 12AU7/ECC82 $50.00 Harmon Kardon by Telefunken 130%/130% 2750:2900/2200Gm used (wb) (M9) smooth gray plates - diamond base 1 12AU7/ECC82 $30.00 Amperex 115%/110% 2600:2400/2200Gm used (OB) (M9) rectangular ribbed gray plates - top halo getter - Holland - Bugle Boy 1 12AU7/ECC82 $10.00 Amperex 90%/80% 1600:1300/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter - Holland - Bugle Boy 1 12AU7A $40.00 RCA 115%/115% 2900:2950/2200Gm NOS (OB) (M9) rect ribbed gray plates - side getter - clear top - red lettering - OEM box 1 12AU7A $40.00 RCA 115%/120% 2750:2900/2200Gm NOS (OB) (M9) rect ribbed gray plates - side getter - clear top - red lettering 1 12AU7A $40.00 RCA 110%/110% 2600:2700/2200Gm NOS (OB) (M9) rect ribbed gray plates - side getter - clear top - red lettering 1 12AU7A/ECC82 $30.00 RCA 110%/110% 2750:2600/2200Gm NOS (OB) (M9) rect ribbed gray plates - top getter - red lettering 1 12AU7A/ECC82 $30.00 RCA 105%/105% 2450:2450/2200Gm NOS (wb) (M9) rect ribbed gray plates - top halo getter - red lettering - gt Britain 1 12AU7A/ECC82 $25.00 GE 110%/110% 2400:2400/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top halo getter - white lettering - gt Britain 1 12AU7A/ECC82 $25.00 GE 100%/100% 2400:2300/2200Gm NOS (OB) (M9) square gray plates - top halo getter - white lettering 1 12AU7 $25.00 GE 115%/120% 2600:2800/2200Gm NOS (OB) (M9) JTL - rectangular ribbed gray plates - top getter - white lettering 1 12AU7A $25.00 GE 100%/100% 2600:2700/2200Gm NOS (OB) (M9) square gray plates - top halo getter - red lettering 1 12AU7A $25.00 GE 120%/120% 2950:2950/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top halo getter - white lettering - made in Japan for Canada GE. 1 12AU7A $25.00 GE 110%/110% 2400:2500/2200Gm NOS (wb) (M9) rectangular ribbed gray plates - top 'D' getter - white lettering 1 12AU7A $20.00 Sylvania 110%/110% 2750:2750/2200Gm NOS (OB) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $20.00 Sylvania 110%/110% 2900:2900/2200Gm NOS (OB) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $20.00 Sylvania 110%/110% 2900:2900/2200Gm NOS (OB) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $20.00 Sylvania 115%/115% 2950:2950/2200Gm NOS (OB) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $20.00 Sylvania 110%/110% 2750:2850/2200Gm NOS (OB) (M9) square gray plates - yellow lettering - top 'D' getter 1 12AU7A $20.00 Sylvania 120%/125% 3000:3100/2200Gm NOS (OB) (M9) square gray plates - yellow lettering - top halo geter 1 12AU7A $20.00 Sylvania 110%/110% 2450:2550/2200Gm NOS (OB) (M9) square gray plates - top 'D' getter - yellow lettering 1 12AU7A $20.00 Sylvania 120%/115% 2900:2700/2200Gm NOS (OB) (M9) square gray plates - top halo getter - yellow lettering 1 12AU7A $20.00 Sylvania 110%/110% 2400:2500/2200Gm NOS (OB) (M9) square gray plates - top halo getter - yellow lettering 1 12AU7A/ECC82 $20.00 Sylvania/Philips 110%/110% 2500:2500/2200Gm NOS (OB) (M9) square gray plates - top halo getter - yellow lettering 1 12AU7A/ECC82 $30.00 Raytheon 105%/105% 2200:2300/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7A/ECC82 $30.00 Raytheon 100%/110% 2200:2200/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7A $30.00 Raytheon 100%/100% 2500:2600/2200Gm NOS (OB) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $30.00 Raytheon 110%/110% 2700:2700/2200Gm NOS (OB) (M9) rectangular ribbed black plates 1 12AU7 $7.50 Skytron 100%/100% 2800:2750/2200Gm NOS (OB) (M9) rectangular ribbed black plates - top halo getter - damaged box 1 12AU7A $25.00 Philco 100%/100% 2400:2500/2200Gm NOS (OB) (M9) square gray plates - top halo getter 1 12AU7 $35.00 Tung-Sol 110%/115% 2600:2750/2200Gm NOS (wb) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7A $30.00 Westinghouse 110%/110% 2600:2600/2200Gm NOS (OB) (M9) rectangular ribbed black plates - top getter 1 12AU7 $20.00 Rauland 100%/100% 2250:2250/2200Gm NOS (OB) (M9) square gray plates - top 'D' getter 1 12AU7A/ECC82 $15.00 Lindal Tube 110%/100% 2800:2600/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top 'D' getter - damaged box - Japan 1 12AU7A $15.00 CEI 110%/110% 2750:2750/2200Gm NOS (wb) (M9) rectangular ribbed black plates - top 'D' getter - Taiwan 1 12AU7 $20.00 Hitachi 110%/110% 2700:2800/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top 'D' getter - Japan 1 12AU7A $25.00 Motorola 100%/110% 2500:2550/2200Gm NOS (OB) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7A $10.00 Sylvania 115%/120% 2700:2800/2200Gm used (wb) (M9) square gray plates - top halo getter - engineering sample #13 - (cat:410-3) 1 12AU7A $10.00 Sylvania 100%/100% 2400:2500/2200Gm used (wb) (M9) square gray plates - top halo getter - engineering sample #15 - (cat:410-2) 1 12AU7A $25.00 RCA 100%/100% 2600:2600/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/115% 2700:2800/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/110% 2500:2600/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/100% 2700:2600/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 105%/105% 2650:2750/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/100% 2650:2550/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/105% 2800:2700/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/115% 2680:2900/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/120% 2600:2900/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/110% 2700:2650/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/110% 2600:2600/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/110% 2700:2700/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/110% 2550:2700/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/110% 2700:2800/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 105%/105% 2600:2700/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/110% 2600:2700/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 105%/105% 2650:2850/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/100% 2450:2450/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 125%/125% 3000:3000/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/120% 2700:3000/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/110% 2600:2650/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/100% 2600:2500/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/100% 2300:2150/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/100% 2400:2150/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/100% 2550:2550/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/110% 2500:2700/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/115% 2800:2900/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/105% 2550:2600/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 105%/110% 2500:2700/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/100% 2450:2550/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/110% 2150:2400/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/110% 2450:2700/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 100%/100% 2400:2350/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $25.00 RCA 110%/115% 2700:2850/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $15.00 Honeywell by RCA 100%/100% 2500:2500/2200Gm used (wb) (M9) rectangular ribbed gray plates - clear top/side getter 1 12AU7A $15.00 GM/Delco 100%/100% 2600:2700/2200Gm used (wb) (M9) rect ribbed gray plates - clear top/side getter (RCA) 1 12AU7A $10.00 RCA 95%/105% 2200:2500/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $10.00 RCA 95%/95% 2000:1500/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $10.00 RCA 90%/110% 2500:2600/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $10.00 RCA 90%/110% 1800:2650/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $10.00 RCA 110%/90% 2700:2100/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter - red lettering 1 12AU7A $10.00 RCA for Western Union 90%/140% 2600:3200/2200Gm used (wb) (M9) rectangular ribbed gray plates - clear top/side getter 1 12AU7A $10.00 GM/Delco 95%/100% 2100:2500/2200Gm used (rb) (M9) rect ribbed gray plates - clear top/side getter (RCA) 1 12AU7A $10.00 RCA 90%/100% 2100:2350/2200Gm used (L) (M9) rect ribbed gray plates - clear top/side getter 1 12AU7A $10.00 RCA 90%/110% 2200:2600/2200Gm used (L) (M9) rect ribbed gray plates - clear top/side getter 1 12AU7A $10.00 RCA 95%/100% 2250:2350/2200Gm used (L) (M9) rect ribbed gray plates - clear top/side getter 1 12AU7A $10.00 RCA 95%/110% 2400:2650/2200Gm used (L) (M9) rect ribbed gray plates - clear top/side getter 1 12AU7A $10.00 RCA 110%/90% 2200:1900/2200Gm used (L) (M9) rect ribbed gray plates - clear top/side getter 1 12AU7A $10.00 RCA 90%/90% 2100:2200/2200Gm used (rb) (M9) rect ribbed gray plates - side getter - red lettering 1 12AU7A $5.00 RCA 95%/85% 2150:2000/2200Gm used (L) (M9) rect ribbed gray plates - clear top/side getter 1 12AU7A $5.00 RCA 85%/105% 2050:2400/2200Gm used (L) (M9) rect ribbed gray plates - clear top/side getter 1 12AU7 $20.00 RCA 100%/110% 2700:2800/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter - white lettering 1 12AU7 $20.00 RCA 105%/110% 2750:2750/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter - white lettering 1 12AU7 $20.00 RCA 100%/100% 2600:2450/2200Gm used (rb) (M9) rectangular ribbed black plates - top getter - white lettering 1 12AU7 $20.00 RCA 100%/100% 2600:2700/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter - white lettering 1 12AU7 $20.00 RCA 100%/110% 2600:2300/2200Gm used (rb) (M9) rectangular ribbed black plates - top getter - white lettering 1 12AU7 $20.00 RCA 100%/115% 2600:3000/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter - white lettering 1 12AU7 $20.00 RCA 100%/100% 2350:2400/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter - white lettering 1 12AU7 $20.00 RCA 100%/110% 2400:2600/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter - white lettering 1 12AU7 $20.00 RCA 100%/100% 2200:2200/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter - white lettering 1 12AU7 $20.00 RCA 100%/100% 2650:2650/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter - white lettering 1 12AU7 $20.00 RCA 110%/100% 2700:2700/2200Gm used (rb) (M9) rect ribbed gray plates - top getter - white lettering 1 12AU7 $10.00 RCA 90%/90% 2500:2350/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter - white lettering 1 12AU7 $5.00 RCA 85%/110% 2100:2900/2200Gm used (rb) (M9) rectangular ribbed black plates - top getter - white lettering 1 12AU7A $15.00 RCA 100%/100% 2400:2450/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter - white lettering 1 12AU7A $15.00 RCA 105%/110% 2800:2800/2200Gm used (wb) (M9) rect ribbed gray plates - top halo getter 1 12AU7A $15.00 RCA 110%/110% 2900:2800/2200Gm used (wb) (M9) rect ribbed gray plates - top halo getter 1 12AU7A $15.00 RCA 120%/105% 2800:2600/2200Gm used (wb) (M9) rect ribbed gray plates - top 'D' getter 1 12AU7A $15.00 RCA 110%/100% 2800:2700/2200Gm used (wb) (M9) rect ribbed gray plates - top 'D' getter 1 12AU7A $15.00 RCA 100%/110% 2750:2750/2200Gm used (wb) (M9) rect ribbed gray plates - top halo getter 1 12AU7A $15.00 RCA 110%/100% 2700:2700/2200Gm used (wb) (M9) rect ribbed gray plates - top 'D' getter 1 12AU7 $10.00 RCA 100%/90% 2150:2100/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter - white lettering 1 12AU7 $10.00 GE 115%/120% 2900:3000/2200Gm used (rb) (M9) rectangular ribbed gray plates - top getter 1 12AU7 $10.00 GE 110%/110% 2300:2250/2200Gm used (rb) (M9) rectangular ribbed gray plates - top getter 1 12AU7 $10.00 GE 110%/105% 2300:2300/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $10.00 GE 110%/110% 2450:2450/2200Gm used (rb) (M9) rectangular ribbed gray plates - top getter 1 12AU7 $10.00 GE 100%/110% 2200:2350/2200Gm used (rb) (M9) rectangular tibbed gray plates - top getter 1 12AU7 $10.00 GE 100%/110% 2350:2400/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $10.00 GE 100%/110% 2200:2300/2200Gm used (rb) (M9) rectangular ribbed gray plates - top getter 1 12AU7 $10.00 GE 100%/110% 2300:2100/2200Gm used (rb) (M9) rectangular ribbed gray plates - top getter 1 12AU7 $10.00 GE 100%/100% 2600:2600/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter - white lettering 1 12AU7 $10.00 GE 110%/100% 2500:2250/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter - white lettering 1 12AU7A/ECC82 $10.00 GE 100%/100% 2150:2150/2200Gm used (rb) (M9) square gray plates - top halo getter 1 12AU7A/ECC82 $10.00 GE 100%/100% 2200:2150/2200Gm used (wb) (M9) square gray plates - top getter 1 12AU7A/ECC82 $10.00 GE 105%/105% 2200:2200/2200Gm used (rb) (M9) square gray plates - top halo getter 1 12AU7A/ECC82 $10.00 GE 100%/100% 2450:2550/2200Gm used (rb) (M9) square gray plates - top getter - white lettering 1 12AU7A $10.00 GE 105%/110% 2300:2300/2200Gm used (L) (M9) square gray plates - whit lettering - top halo getter 1 12AU7A $10.00 GE 105%/105% 2600:2600/2200Gm used (rb) (M9) square gray plates - white lettering - top getter 1 12AU7A $10.00 GE 100%/100% 2500:2450/2200Gm used (ob) (M9) square gray plates - top halo getter - white lettering 1 12AU7A $10.00 GE 110%/105% 2850:2700/2200Gm used (rb) (M9) square gray plates - white lettering - top halo getter 1 12AU7A $10.00 GE 110%/110% 2350:2400/2200Gm used (rb) (M9) square gray plates - top getter 1 12AU7A $10.00 GE 100%/110% 2350:2400/2200Gm used (rb) (M9) square gray plates top getter 1 12AU7A $10.00 GE 100%/100% 2200:2200/2200Gm used (rb) (M9) square gray plates - top getter 1 12AU7A $10.00 GE 100%/100% 2200:2150/2200Gm used (rb) (M9) square gray plates - top 'D' getter 1 12AU7A $10.00 GE 110%/100% 2300:2400/2200Gm used (rb) (M9) square gray plates - top getter 1 12AU7A $10.00 GE 100%/100% 2300:2150/2200Gm used (rb) (M9) square gray plates - top getter 1 12AU7A $10.00 GE 100%/100% 2100:2150/2200Gm used (rb) (M9) square gray plates - top getter 1 12AU7A $10.00 GE 105%/110% 2200:2300/2200Gm used (ob) (M9) square gray plates - top getter - white lettering 1 12AU7A $10.00 GE 100%/100% 2500:2500/2200Gm used (ob) (M9) square gray plates - top getter - white lettering 1 12AU7A $10.00 GE 100%/115% 2200:2500/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter - white lettering 1 12AU7A $5.00 GE 90%/100% 2300:2350/2200Gm used (ob) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $5.00 GE 95%/100% 2300:2500/2200Gm used (rb) (M9) square gray plates - white lettering - top getter 1 12AU7A $5.00 GE 90%/95% 2300:2400/2200Gm used (rb) (M9) square gray plates - white lettering - top halo getter 1 12AU7A $5.00 GE 90%/100% 2050:2150/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $5.00 GE 90%/100% 2000:2150/2200Gm used (L) (M9) square gray plates - top getter 1 12AU7A/ECC82 $5.00 GE 90%/90% 2100:2150/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $5.00 GE for Devry Tech 90%/90% 2600:2000/2200Gm used (rb) (M9) square gray plates - top getter 1 12AU7 $10.00 Sylvania 100%/100% 2700:2700/2200Gm used (ob) (M9) rectangular ribbed black plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 110%/110% 2900:2900/2200Gm used (ob) (M9) rectangular ribbed black plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 110%/110% 2800:2900/2200Gm used (ob) (M9) rectangular ribbed black plates - green lettering - top 'D' getter 1 12AU7A/ECC82 $10.00 Sylvania 110%/110% 2800:2800/2200Gm used (rb) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 105%/105% 2500:2550/2200Gm used (rb) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A/ECC82 $10.00 Sylvania 100%/100% 2400:2300/2200Gm used (ob) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $10.00 Sylvania 110%/100% 2500:2350/2200Gm used (rb) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $10.00 Sylvania 115%/115% 2850:2900/2200Gm used (wb) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $10.00 Sylvania 100%/100% 2250:2400/2200Gm used (wb) (M9) square gray plates - yellow lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 105%/110% 2800:2750/2200Gm used (rb) (M9) rectangular ribbed black plates - white lettering - JHS - top 'D' getter 1 12AU7A $10.00 Sylvania 120%/115% 2900:2800/2200Gm used (rb) (M9) square gray plates - top 'D' getter - yellow lettering 1 12AU7A $10.00 Sylvania 110%/120% 2400:2600/2200Gm used (rb) (M9) square gray plates - top halo getter - yellow lettering 1 12AU7A $4.00 Sylvania 90%/85% 2400:2150/2200Gm used (L) (M9) square gray plates - top getter - engineering sample 1 12AU7A $10.00 Sylvania 110%/110% 2900:2800/2200Gm used (wb) (M9) square gray plates - yellow lettering - top getter 1 12AU7A $10.00 Sylvania 110%/110% 2900:2950/2200Gm used (ob) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 110%/110% 2800:2800/2200Gm used (ob) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 115%/110% 2900:2900/2200Gm used (ob) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 115%/110% 2950:2800/2200Gm used (rb) (M9) square gray plates - yellow lettering - top getter 1 12AU7A $10.00 Sylvania 110%/110% 2900:2950/2200Gm used (ob) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 110%/110% 2750:2700/2200Gm used (ob) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 110%/115% 2800:2900/2200Gm used (ob) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 110%/110% 2750:2900/2200Gm used (rb) (M9) square gray plates - yellow lettering - top getter 1 12AU7A $10.00 Sylvania 110%/120% 2800:3000/2200Gm used (rb) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7 $10.00 Sylvania 110%/110% 2850:2750/2200Gm used (rb) (M9) rectamgular ribbed gray plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 110%/100% 2700:2600/2200Gm used (rb) (M9) rectangular ribbed gray plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 100%/100% 2600:2700/2200Gm used (L) (M9) rectangular ribbed black plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 100%/100% 2700:2750/2200Gm used (L) (M9) rectangular ribbed gray plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 105%/105% 2700:2700/2200Gm used (L) (M9) rectangular ribbed gray plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 100%/100% 2400:2400/2200Gm used (L) (M9) rectangular ribbed gray plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 100%/100% 2700:2700/2200Gm used (L) (M9) rectangular ribbed gray plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 110%/110% 2500:2550/2200Gm used (L) (M9) rectangular ribbed gray plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 100%/110% 2650:2850/2200Gm used (L) (M9) rectangular ribbed gray plates - green lettering - top 'D' getter 1 12AU7 $5.00 Sylvania 90%/110% 2400:2700/2200Gm used (L) (M9) rectangular ribbed gray plates - green lettering - top 'D' getter 1 12AU7 $10.00 Sylvania 100%/120% 2500:2800/2200Gm used (L) (M9) square gray plates - green lettering - top 'D' getter 1 12AU7A $10.00 Sylvania 110%/110% 2900:2700/2200Gm used (L) (M9) square gray plates - green lettering - top halo getter 1 12AU7 $10.00 Sylvania 100%/100% 2650:2700/2200Gm used (L) (M9) square gray plates - green lettering - top 'D' getter 1 12AU7A $5.00 Sylvania 90%/105% 2300:2600/2200Gm used (L) (M9) square gray plates - green lettering - top 'D' getter 1 12AU7 $5.00 Sylvania 110%/90% 2750:2500/2200Gm used (L) (M9) square gray plates - green lettering - top 'D' getter 1 12AU7A $5.00 Sylvania 95%/100% 2400:2500/2200Gm used (L) (M9) rectangular ribbed gray plates - yellow lettering - top halo getter 1 12AU7A $5.00 Sylvania 95%/100% 2200:2250/2200Gm used (L) (M9) rectangular ribbed gray plates - yellow lettering - top halo getter 1 12AU7 $5.00 Sylvania 95%/100% 2400:2500/2200Gm used (L) (M9) rectangular ribbed gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 120%/125% 2850:3000/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $10.00 Sylvania 110%/110% 2750:2600/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $10.00 Sylvania 105%/110% 2500:2600/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $10.00 Sylvania 100%/100% 2700:2700/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $10.00 Sylvania 120%/110% 3000:2900/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $10.00 Sylvania 105%/120% 2500:2800/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A/ECC82 $10.00 Sylvania 110%/100% 2650:2400/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $5.00 Sylvania 90%/90% 2200:2200/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A/ECC82 $5.00 Sylvania 110%/90% 2650:2250/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $5.00 Sylvania 95%/120% 2600:2800/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $5.00 Sylvania 95%/100% 2350:2400/2200Gm used (L) (M9) square gray plates - red lettering - top halo getter 1 12AU7A $10.00 Sylvania 100%/100% 2600:2700/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 110%/100% 2900:2900/2200Gm used (L) (M9) square gray plates - yellow lettering - top 'D' getter 1 12AU7A $10.00 Sylvania 100%/110% 2500:2750/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 100%/110% 2700:2900/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 100%/100% 2400:2500/2200Gm used (L) (M9) square gray plates - yellow lettering - top 'D' getter 1 12AU7A $10.00 Sylvania 110%/100% 2800:2850/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 100%/100% 2500:2700/2200Gm used (L) (M9) square gray plates - yellow lettering - top 'D' getter 1 12AU7A $10.00 Sylvania 100%/100% 2800:3000/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 110%/100% 2800:2700/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 100%/110% 2450:2700/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 100%/100% 2550:2550/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 110%/100% 3000:2900/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $10.00 Sylvania 100%/100% 2450:2450/2200Gm used (L) (M9) square gray plates - yellow lettering - top 'D' getter 1 12AU7A $5.00 Sylvania 90%/100% 2800:2900/2200Gm used (L) (M9) square gray plates - yellow lettering - top getter 1 12AU7A $5.00 Sylvania 90%/100% 2400:2400/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $5.00 Sylvania 100%/95% 2600:2500/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $5.00 Sylvania 90%/90% 2300:2750/2200Gm used (L) (M9) square gray plates - yellow lettering - top 'D' getter 1 12AU7A $5.00 Sylvania 100%/95% 2700:2800/2200Gm used (L) (M9) square gray plates - yellow lettering - top 'D' getter 1 12AU7A $5.00 Sylvania 90%/120% 2500:3000/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7A $5.00 Sylvania 90%/100% 2600:2700/2200Gm used (L) (M9) square gray plates - yellow lettering - top 'D' getter 1 12AU7A/ECC82 $5.00 Sylvania 100%/90% 2400:2150/2200Gm used (L) (M9) square gray plates - yellow lettering - top halo getter 1 12AU7 $10.00 Raytheon 110%/110% 600:2600/2200Gm used (rb) (M9) rectangular ribbed black plates - top halo getter 1 12AU7 $10.00 Raytheon 110%/110% 2500:2600/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $10.00 Raytheon 100%/110% 2300:2350/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $10.00 Raytheon 120%/100% 2400:2250/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $10.00 Raytheon 110%/110% 2600:2600/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $10.00 Raytheon 110%/110% 2600:2600/2200Gm used (ob) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $10.00 Raytheon 100%/110% 2400:2500/2200Gm used (ob) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $10.00 Raytheon 110%/110% 2500:2300/2500Gm used (rb) (M9) rectangular ribbed black plates - top halo getter 1 12AU7 $10.00 Raytheon 100%/105% 2400:2400/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $10.00 Raytheon 100%/100% 2150:2400/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7A $10.00 Raytheon 100%/100% 1700:1800/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7A $10.00 Raytheon 100%/100% 2300:2300/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7A $10.00 Raytheon 100%/100% 2350:2350/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7A $10.00 Raytheon 100%/100% 2600:2700/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7A $10.00 Raytheon 110%/110% 2550:2700/2200Gm used (rb) (M9) rectangular ribbed gray plates 1 12AU7A $10.00 Raytheon 100%/100% 2200:2300/2200Gm used (rb) (M9) rectangular ribbed black plates - top halo getter 1 12AU7 $10.00 Philco 100%/100% 2600:2600/2200Gm used (rb) (M9) rectangular ribbed gray plates - top getter 1 12AU7A $10.00 Philco 100%/100% 2600:2800/2200Gm used (rb) (M9) square gray plates - top getter 1 12AU7A $10.00 Philco 110%/105% 2600:2500/2200Gm used (rb) (M9) square gray plates - top getter 1 12AU7 $10.00 Silvertone 110%/120% 2600:2800/2200Gm used (rb) (M9) rectangular ribbed grsy plates - top halo getter 1 12AU7A $10.00 Silvertone 105%/105% 2500:2450/2200Gm used (rb) (M9) square gray plates - top halo getter 1 12AU7 $10.00 CBS/Hytron 100%/100% 2450:2550/2200Gm used (rb) (M9) rectangular ribbed gray plates - top getter 1 12AU7A $10.00 CBS 110%/115% 2100:2700/2200Gm used (rb) (M9) rectangular ribbed black plates - top halo getter 1 12AU7A $10.00 CBS 100%/110% 2500:2700/2200Gm used (rb) (M9) rectangular ribbed black plates - top getter 1 12AU7A $10.00 Channel Master 100%/100% 2000:2100/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7A $10.00 Channel Master 110%/110% 2500:2650/2200Gm used (wb) (M9) rectangular ribbed gray plates - top getter 1 12AU7 $10.00 Channel Master 110%/110% 2600:2500/2200Gm used (wb) (M9) rectangular ribbed gray plates - top getter 1 12AU7A $10.00 Zenith 110%/115% 2450:2600/2200Gm used (rb) (M9) square gray plates - top halo getter 1 12AU7A $10.00 Zenith 100%/105% 2550:2650/2200Gm used (wb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $10.00 Tung-Sol 100%/100% 2200:2300/2200Gm used (ob) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $10.00 Allied 115%/120% 2600:2800/2200Gm used (rb) (M9) square gray plates - top halo getter - gold pins 1 12AU7A $10.00 Shield 110%/110% 2500:2600/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $10.00 Dumont 100%/100% 2500:2100/2200Gm used (rb) (M9) rectangular ribbed black plates - top halo getter 1 12AU7A $10.00 Setchell Carlson 120%/110% 2600:2600/2200Gm used (rb) (M9) rectangular ribbed gray plates - top getter 1 12AU7A $10.00 Setchell Carlson 100%/100% 2400:2550/2200Gm used (rb) (M9) sqaure gray plates - top getter 1 12AU7 $10.00 Matsushita 100%/100% 1900:1950/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $10.00 Daystrom Nichimen 110%/100% 2450:2300/2200Gm used (rb) (M9) square gray plates - top getter - Japan 1 12AU7 $10.00 Daystrom Nichimen 110%/100% 2400:2000/2200Gm used (wb) (M9) rectangular ribbed gray plates - top getter - Japan 1 12AU7 $10.00 Daystrom Nichimen 105%/105% 2200:2300/2200Gm used (wb) (M9) rectangular ribbed gray plates - top getter 1 12AU7A $10.00 Baldwin 110%/110% 2700:2750/2200Gm used (wb) (M9) square gray plates - top halo getter 1 12AU7A $10.00 Baldwin 115%/110% 2700:2700/2200Gm used (wb) (M9) square gray plates - top halo getter 1 12AU7A $10.00 Baldwin 115%/115% 2600:2800/2200Gm used (wb) (M9) square gray plates - top halo getter 1 12AU7A $10.00 Thomas Organ 100%/100% 2500:2500/2200Gm used (wb) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $10.00 Thomas Organ 105%/105% 2650:2650/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $10.00 Thomas Organ 100%/110% 2300:2400/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $12.00 Hickok 100%/100% 2600:2500/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $10.00 Westinghouse 100%/100% 2500:2700/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $10.00 Westinghouse 100%/110% 2500:2700/2200Gm used (rb) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $10.00 Westinghouse 100%/110% 2700:2900/2200Gm used (ob) (M9) rectangular ribbed black plates - top getter 1 12AU7A $10.00 Westinghouse 100%/110% 2700:3000/2200Gm used (wb) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $10.00 Westinghouse 105%/110% 2700:2800/2200Gm used (wb) (M9) rectangular ribbed black plates - top getter 1 12AU7A $5.00 Westinghouse 90%/90% 2400:2500/2200Gm used (rb) (M9) rectangular ribbed black plates - top getter 1 12AU7A $5.00 Westinghouse 110%/85% 2450:1950/2200Gm used (L) (M9) rectangular ribbed black plates - top getter 1 12AU7 $5.00 Westinghouse 90%/100% 1800:2200/2200Gm used (L) (M9) rectangular ribbed black plates - top getter - JAN 1 12AU7A $5.00 Packard Bell 100%/90% 2400:2150/2200Gm used (L) (M9) square gray plates - top getter 1 12AU7 $5.00 Magnavox 90%/90% 1750:1500/2200Gm used (L) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7A $5.00 Setchell Carlson 95%/100% 1900:2200/2200Gm used (L) (M9) square gray plates - top getter 1 12AU7 $5.00 Arvin 90%/100% 1600:2100/2200Gm used (L) (M9) rectangular ribbed gray plates - top getter 1 12AU7A $5.00 Webcor 90%/90% 2250:2100/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7 $5.00 Capehart 90%/90% 1750:2000/2200Gm used (L) (M9) rectangular ribbed black plates - top getter 1 12AU7 $5.00 Philco 90%/90% 1700:1800/2200Gm used (L) (M9) rectangular ribbed black plates - top getter 1 12AU7A $5.00 Silvertone 100%/90% 8000:1750/2200Gm used (L) (M9) square gray plates - top 'D' getter 1 12AU7A $5.00 Zenith 100%/90% 2350:2100/2200Gm used (L) (M9) square black plates - top halo getter 1 12AU7A $5.00 Zenith 90%/90% 1550:2000/2200Gm used (L) (M9) square gray plates - top 'D' getter 1 12AU7 $5.00 Tokyo Shiba 110%/110% 2600:1700/2200Gm used (rb) (M9) rectangular gray plates - top halo getter 1 12AU7 $5.00 Hitachi 90%/105% 2400:2600/2200Gm used (ob) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $10.00 Tung-Sol 100%/90% 2150:2100/2200Gm used (L) (M9) rectangular ribbed gray plates - top getter 1 12AU7A $5.00 Raytheon 100%/90% 2250:2000/2200Gm used (L) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7A $5.00 Raytheon 100%/90% 1950:1900/2200Gm used (L) (M9) rectangular ribbed black plates - top halo getter 1 12AU7A $5.00 Raytheon 95%/100% 2100:2250/2200Gm used (L) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7A $5.00 Raytheon 90%/100% 2100:2400/2200Gm used (L) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $5.00 Raytheon 90%/110% 1800:2350/2200Gm used (L) (M9) rectangular ribbed black plates - top halo getter 1 12AU7 $4.00 Admiral 110%/85% 2500:2100/2200Gm used (rb) (M9) rectangular ribbed black plates - top getter 1 12AU7A $4.00 Tung-Sol 85%/95% 1900:2150/2200Gm used (L) (M9) rectangular gray plates - top getter 1 12AU7A $4.00 Tung-Sol 90%/85% 2050:1850/2200Gm used (L) (M9) rectangular gray plates - top getter 1 12AU7/ECC82 $3.00 Lorenz 20%/90% 200:1300/2200Gm used (wb) (M9) smooth gray plates - top halo getter 1 12AU7A $5.00 unknown 110%/120% 2500:2900/2200Gm used (rb) (M9) square gray plates - top halo getter 1 12AU7A $5.00 unknown 100%/100% 2400:2500/2200Gm used (rb) (M9) square gray plates - top halo getter 1 12AU7A $5.00 unknown 110%/110% 2600:2600/2200Gm used (rb) (M9) square gray plates - top halo getter 1 12AU7 $7.50 unknown 100%/110% 2300:2550/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $7.50 unknown 100%/100% 2400:2500/2200Gm used (L) (M9) rectangular ribbed black plates - top getter 1 12AU7A $5.00 unknown 110%/110% 3000:3000/2200Gm used (rb) (M9) rectangular ribbed gray plates - top halo getter - usa 1 12AU7A $5.00 unknown 110%/110% 2800:2750/2200Gm used (rb) (M9) rectangular ribbed gray plates - top getter 1 12AU7 $5.00 unknown 105%/105% 2450:2450/2200Gm used (L) (M9) rectangular ribbed gray plates - top getter 1 12AU7 $5.00 unknown 120%/120% 2650:2750/2200Gm used (L) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7A $5.00 unknown 100%/100% 2400:2600/2200Gm used (rb) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $7.50 unknown 100%/120% 2750:2900/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $7.50 unknown 100%/110% 2250:2400/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $7.50 unknown 100%/100% 2100:2150/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $7.50 unknown 100%/100% 2350:2350/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $7.50 unknown 105%/100% 2700:2600/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $7.50 unknown 100%/105% 2400:2500/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $5.00 unknown 100%/120% 2500:2500/2200Gm used (L) (M9) rectangular ribbed gray plates - top halo getter - Japan 1 12AU7 $5.00 unknown 100%/100% 2350:2450/2200Gm used (L) (M9) rectangular ribbed gray plates - top getter 1 12AU7 $5.00 unknown 105%/110% 2800:3000/2200Gm used (L) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $5.00 unknown 100%/100% 2200:2300/2200Gm used (L) (M9) rectangular ribbed gray plates - top getter - Japan 1 12AU7 $5.00 unknown 105%/100% 2700:2550/2200Gm used (L) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $5.00 unknown 100%/100% 2500:2500/2200Gm used (L) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7 $5.00 unknown 100%/100% 2500:2500/2200Gm used (L) (M9) rectangular ribbed gray plates - top halo getter 1 12AU7A $7.50 unknown 100%/100% 2700:2700/2200Gm used (L) (M9) square black plates - top halo getter 1 12AU7A $5.00 unknown 100%/115% 2200:2500/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $5.00 unknown 110%/110% 2500:2600/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $5.00 unknown 100%/100% 2250:2400/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $5.00 unknown 100%/100% 2500:2500/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $5.00 unknown 100%/100% 2300:2350/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $5.00 unknown 105%/105% 2400:2400/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $5.00 unknown 100%/100% 2650:2600/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $5.00 unknown 100%/110% 2550:2750/2200Gm used (L) (M9) square gray plates - top 'D' getter 1 12AU7A $5.00 unknown 105%/105% 2600:2700/2200Gm used (L) (M9) square gray plates - top getter 1 12AU7 $4.00 unknown 95%/100% 2200:2300/2200Gm used (L) (M9) rectangular ribbed black plates - top halo getter 1 12AU7 $4.00 unknown 90%/100% 2500:2500/2200Gm used (L) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $4.00 unknown 105%/95% 2600:2400/2200Gm used (L) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $4.00 unknown 100%/90% 1500:1600/2200Gm used (L) (M9) rectangular ribbed gray plates - top 'D' getter 1 12AU7 $4.00 unknown 95%/90% 2050:2050/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $4.00 unknown 120%/90% 2600:2000/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $4.00 unknown 90%/95% 2350:2400/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $4.00 unknown 90%/95% 2200:2200/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7A $4.00 unknown 90%/100% 2100:2400/2200Gm used (L) (M9) square gray plates - top getter 1 12AU7A $4.00 unknown 90%/110% 2150:2600/2200Gm used (L) (M9) square gray plates - top halo getter 1 12AU7 $4.00 unknown 110%/90% 2750:2400/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $4.00 unknown 90%/100% 2000:2500/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $4.00 unknown 95%/90% 2150:1900/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $4.00 unknown 100%/90% 2250:1800/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $4.00 unknown 95%/110% 2400:2750/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $4.00 unknown 90%/90% 1700:2050/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $4.00 unknown 90%/90% 2200:2000/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $4.00 unknown 95%/90% 2200:2000/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7 $4.00 unknown 110%/90% 2200:2150/2200Gm used (L) (M9) rectangular ribbed black plates - top 'D' getter 1 12AU7A $4.00 unknown 105%/90% 2800:2500/2200Gm used (L) (M9) rectangular ribbed black plates - top getter 1 12AU7 $4.00 unknown 95%/90% 1850:1650/2200Gm used (L) (M9) rectangular flat gray plates - top getter 1 5814A $40.00 RCA 110%/110% 2600:2600/2200Gm NOS (wb) (M9) square black plates (special 12AU7) red lettering - tripple mica 1 5814A $40.00 RCA 100%/100% 2600:2600/2200Gm NOS (ob) (M9) square black plates (special 12AU7) white lettering - tripple mica 1 5814-WA $20.00 GE 110%/110% 2500:2600/2200Gm NOS (wb) (M9) square gray plates (special 12AU7) white lettering - five star 1 5814-WA $20.00 GE 110%/110% 2700:2700/2200Gm NOS (wb) (M9) square gray plates (special 12AU7) white lettering - tripple mica - five star 1 5814A $20.00 GE 110%/110% 2300:2300/2200Gm NOS (wb) (M9) square gray plates (special 12AU7) white lettering 1 5814A $20.00 GE 110%/110% 2600:2600/2200Gm NOS (ob) (M9) square gray plates (special 12AU7) white lettering - US Air Force 1 5814A $20.00 GE 110%/110% 2500:2600/2200Gm NOS (ob) (M9) square gray plates (special 12AU7) green lettering 1 5814A $20.00 GE 110%/110% 2500:2500/2200Gm NOS (ob) (M9) square gray plates (special 12AU7) green lettering 1 5814A $20.00 Sylvania 110%/110% 2600:2500/2200Gm NOS (ob) (M9) square gray plates (special 12AU7) green lettering 1 5814A $20.00 Sylvania 110%/110% 2500:2500/2200Gm NOS (ob) (M9) square gray plates (special 12AU7) green lettering - JAN 1 5814A $20.00 Raytheon 110%/110% 2600:2700/2200Gm NOS (wb) (M9) square black plates (special 12AU7) tripple mica 1 5814A $20.00 Philco 110%/110% 2400:2500/2200Gm NOS (ob) (M9) square gray plates (special 12AU7) 1 5814A $20.00 Philco 110%/110% 2500:2500/2200Gm NOS (ob) (M9) square gray plates (special 12AU7) 1 5814-WA $10.00 GE 110%/110% 2500:2600/2200Gm used (rb) (M9) square gray plates (special 12AU7) - green lettering 1 5814 $7.00 unknown 130%/130% 2900:2900/2200Gm used (L) (M9) rectangular ribbed gray plates (special 12AU7) 1 5814A $7.00 unknown 130%/130% 2800:2900/2200Gm used (L) (M9) square gray plates (special 12AU7) 1 5814A $7.50 Tung-Sol 120%/100% 2500:2300/2200Gm used (wb) (M9) rectangular ribbed gray plates (special 12AU7) 1 5814A $7.50 Tung-Sol 105%/105% 2400:2400/2200Gm used (rb) (M9) rectangular ribbed gray plates (special 12AU7) 1 5814A $7.50 RCA 100%/100% 2200:2200/2200Gm used (ob) (M9) square black plates (special 12AU7) - red lettering 1 5814A $7.50 RCA 100%/100% 2200:2300/2200Gm used (ob) (M9) square black plates (special 12AU7) - red lettering 1 5814A $7.50 RCA 100%/100% 2600:2700/2200Gm used (rb) (M9) square black plates (special 12AU7) - white lettering - tripple mica 1 5814A $7.50 RCA 105%/110% 2600:2700/2200Gm used (wb) (M9) square black plates (special 12AU7) - red lettering - tripple mica 1 5814A $7.50 RCA 100%/100% 2300:2400/2200Gm used (L) (M9) square black plates (bg9) (special 12AU7) 1 5814-WA $7.50 GE 100%/110% 2400:2400/2200Gm used (rb) (M9) square gray plates (special 12AU7) - white lettering - tripple mica 1 5814A $7.50 GE 100%/100% 2500:2500/2200Gm used (rb) (M9) square gray plates (special 12AU7) - white lettering - tripple mica 1 5814A $7.50 GE 100%/100% 2200:2300/2200Gm used (ob) (M9) square gray plates (special 12AU7) - green lettering - tripple mica 1 5814A $6.00 GE 100%/100% 2600:2500/2200Gm used (rb) (M9) square gray plates (special 12AU7) - red lettering - five star 1 5814 $6.00 GE 105%/100% 2750:2700/2200Gm used (L) (M9) rectangular ribbed black plates (bg9) (special 12AU7) 1 5814-WA $7.50 Sylvania 100%/105% 2200:2400/2200Gm used (wb) (M9) square gray plates (special 12AU7) - gold lettering - JAN 1 5814A $6.00 Sylvania 100%/100% 2400:2400/2200Gm used (rb) (M9) square gray plates (special 12AU7) - green lettering - JAN 1 5814A $6.00 Sylvania 100%/110% 2400:2500/2200Gm used (rb) (M9) square gray plates (special 12AU7) - green lettering 1 5814A $6.00 Sylvania 100%/100% 2400:2400/2200Gm used (rb) (M9) square gray plates (special 12AU7) - green lettering - JAN 1 5814A $6.00 Sylvania 100%/100% 2600:2600/2200Gm used (L) (M9) square black plates - tripple mica (bg9) (special 12AU7) 1 5814A $6.00 Hytron 100%/100% 2400:2400/2200Gm used (rb) (M9) rectangular ribbed black plates (special 12AU7) 1 5814A $6.00 CBS/Hytron 100%/100% 2500:2400/2200Gm used (rb) (M9) rectangular ribbed black plates (special 12AU7) 1 5814A $6.00 CBS 100%/100% 2300:2300/2200Gm used (rb) (M9) rectangular ribbed black plates (special 12AU7) 1 5814 $6.00 Raytheon 100%/100% 2400:2500/2200Gm used (rb) (M9) rectangular ribbed black plates (special 12AU7) 1 5814 $6.00 Westinghouse 100%/100% 2500:2500/2200Gm used (rb) (M9) rectangular ribbed black plates (special 12AU7) 1 5814A $5.00 Sonotone 100%/100% 2500:2500/2200Gm used (rb) (M9) rectangular ribbed gray plates (special 12AU7) 1 5814A $5.00 Sonotone 100%/100% 2400:2400/2200Gm used (rb) (M9) rectangular ribbed gray plates (special 12AU7) 1 5814 $5.00 unknown 100%/100% 2750:2750/2200Gm used (L) (M9) rectangular ribbed gray plates (bg9) (special 12AU7) 1 5814 $5.00 unknown 100%/100% 2500:2500/2200Gm used (L) (M9) rectangular ribbed black plates (special 12AU7) 1 5814 $5.00 unknown 110%/110% 2700:2700/2200Gm used (L) (M9) rectangular ribbed black plates (special 12AU7) 1 5814 $5.00 unknown 110%/110% 2500:2600/2200Gm used (L) (M9) rectangular ribbed black plates (special 12AU7) 1 6189W/12AU7WA* $20.00 Sylvania 110%/110% 2500:2600/2200Gm NOS (OB) (M9) JAN - square gray plates - torn box flap - green lettering 1 6189W/12AU7WA* $20.00 Sylvania 110%/110% 2500:2700/2200Gm NOS (OB) (M9) JAN - square gray plates - damaged box - green lettering 1 6189W/12AU7WA $20.00 Sylvania 110%/110% 2900:2900/2200Gm used (wb) (M9) square gray plates - top halo getter - green lettering 1 6189/12AU7A $12.00 unknown 100%/100% 2300:2300/2200Gm used (wb) (M9) square black plates - tripple mica 1 6189WA/12AU7WA $10.00 Sylvania 105%/100% 2400:2400/2200Gm used (rb) (M9) JAN - square gray plates - green lettering 1 6189/12AU7WA $10.00 Sylvania 100%/100% 2500:2600/2200Gm used (rb) (M9) gray plates 1 6189/12AU7 $10.00 Sylvania 100%/100% 2350:2450/2200Gm used (L) (M9) square gray plates 1 6189/12AU7 $5.00 Sylvania 90%/100% 2400:2550/2200Gm used (L) (M9) square gray plates 1 6189/12AU7WA $5.00 Sylvania 90%/100% 2500:2500/2200Gm used (L) (M9) square gray plates - green lettering - top halo getter 1 6189/12AU7W $10.00 GE 90%/90% 2000:2000/2200Gm used (rb) (M9) square gray plates - tripple mica - top 'D' getter - white lettering 1 6189/12AU7 $10.00 GE 105%/105% 2650:2650/2200Gm used (wb) (M9) square gray plates 1 6189/12AU7 $10.00 GE 100%/100% 2500:2500/2200Gm used (L) (M9) square gray plates 1 6189/12AU7 $5.00 GE 90%/100% 2300:2400/2200Gm used (L) (M9) gray plates 1 6189/12AU7 $4.00 unknown 90%/90% 2250:2250/2200Gm used (L) (M9) square gray plates 1 6680 $20.00 GE 100%/100% 2250:2250/2200Gm NOS (OB) (M9) square gray plates (special 12AU7) - white lettering - missing box flap 1 6680/12AU7A $8.00 GE 100%/90% 2250:2250/2200Gm used (OB) (M9) square gray plates (special 12AU7) - white lettering - top halo getter Notes: (OB) = original box, (rb) = relabeled/replacement box, (wb) = white box, (L) = loose (no box), (pl) = paper label on tube (original or third party) (H) = tested on Hickok 539A (ST)=ST Style, (GT)=GT Style, (TT)=Tall Tubular, (M7)=7pin miniature, M9=9pin miniature, (SM)=subminiature, JAN = Military Emission Strength = Percentage of emission measured on Eico 666 tube tester (Emission Strength = 100% baseline reference, >80%:good, >60%:fair >40%=diode good). Gm = Mutual conductance measured on Hickok 533 tube tester; Except (H)=tested on Hickok 539A (Gm = measured/baseline, measured1:measured2/baseline, measured1:measured2/baseline1:baseline2). How To Order: Purchasing our audio tubes is easy. Just send us an email indicating the tubes (including quantities) you want. We will let you know the total price including shipping and handling. Contact MDB Ventures sales@mdbventures.com Due to the highly volatile nature of the tube business, all Prices are subject to change without notice. Go back to the TOP Audio Vacuum Tube List Shipping and Handling Information MDB Ventures Home Don't forget to visit our Discount Bargain Packs and Bargain Bin for more savings! Email: MDB Ventures sales@mdbventures.com