MDB Ventures "G" Style Radio Vacuum Tubes


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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/loktal, miniature, subminature, metal, power, transmitter tubes and many more.

MDB Ventures "G" Style Radio Tubes
Qty
Avail
Tube
Type
Price
Each
Tube
Brand
Emission
Strength
Mutual
Conduct

Desc

Notes
1 6B6-G $10.00 GE 100% diodes: 130% / 130% 750 / 750Gm NOS (OB) (ST)
1 6B6-G $10.00 Raytheon 120% diodes: 130% / 130% 750 / 750Gm NOS (OB) (ST) cat:402-416
1 6B6-G $10.00 Raytheon 120% diodes: 130% / 130% 750 / 750Gm NOS (OB) (ST)
1 6B6-G $9.00 Raytheon 130% diodes: 130% / 140% 750 / 750Gm NOS (OB) (ST) damaged box
1 6B6-G $10.00 Sylvania 100% diodes: 130% / 130% 750 / 750Gm NOS (OB) (ST)
1 6B6-G $10.00 Sylvania 100% diodes: 130% / 130% 750 / 750Gm NOS (OB) (ST)
1 6B6-G $10.00 RCA 140% diodes: 130% / 130% 900 / 750Gm NOS (OB) (ST)
1 6B6-G $10.00 Philco 140% diodes: 130% / 130% 800 / 750Gm NOS (OB) (ST)
1 6B6-G $10.00 Delco 130% diodes: 130% / 130% 800 / 750Gm NOS (OB) (ST)
1 6B6-G $9.00 Hytron 120% diodes: 130% / 130% 750 / 750Gm NOS (OB) (ST) torn box flap
1 6B6-G $5.00 Hytron 130% diodes: 135% / 130% 800 / 750Gm used (rb) (ST)
1 6B6-G $4.00 RCA 90% diodes: 120% / 120% 650 / 750Gm used (rb) (ST)
1 6B6-G $5.00 National Union 125% diodes: 130% / 130% 800 / 750Gm used (L) (ST)
1 6B6-G $5.00 National Union 120% diodes: 135% / 125% 750 / 750Gm used (L) (ST)
1 6B6-G $5.00 National Union 120% diodes: 115% / 120% 1100 / 750Gm used (L) (ST)
1 6B6-G $5.00 RCA 120% diodes: 130% / 130% 700 / 750Gm used (L) (ST)
1 6B6-G $5.00 Sesco 120% diodes: 120% / 120% 1050 / 750Gm used (L) (ST)
1 6B6-G $5.00 Sylvania 105% diodes: 115% / 115% 750 / 750Gm used (L) (ST)
1 6B8-G $3.00 Tung-Sol 125% diodes: 110% / 110% 1300 / 1150Gm NOS (OB) (ST)
1 6B8-G $3.00 Tung-Sol 110% diodes: 110% / 110% 1150 / 1150Gm NOS (OB) (ST)
1 6B8-G $3.00 Tung-Sol 110% diodes: 110% / 110% 1250 / 1150Gm NOS (OB) (ST)
1 6B8-G $3.00 Philco 120% diodes: 115% / 120% 1350 / 1150Gm NOS (OB) (ST) sealed in box
1 6B8-G $3.00 National Union untested heater ok NOS (OB) (ST) sealed in box
1 6B8-G $3.00 National Union untested heater ok NOS (OB) (ST) sealed in box
1 6B8-G $3.00 National Union untested heater ok NOS (OB) (ST) sealed in box
1 6B8-G $3.00 National Union untested heater ok NOS (OB) (ST) sealed in box
1 6B8-G $3.00 National Union untested heater ok NOS (OB) (ST) sealed in box
1 6B8-G $3.00 National Union 120% diodes: 120% / 120% 1400 / 1150Gm NOS (OB) (ST)
1 6B8-G $3.00 GE 120% diodes: 120% / 120% 1350 / 1150Gm NOS (OB) (ST)
1 6B8-G $3.00 GE 120% diodes: 120% / 120% 1300 / 1150Gm NOS (OB) (ST)
1 6B8-G $3.00 GE 110% diodes: 120% / 120% 1250 / 1150Gm NOS (OB) (ST) - orange lettering
1 6B8-G $3.00 Philco 130% diodes: 120% / 120% 1350 / 1150Gm NOS (OB) (ST)
1 6B8-G $3.00 Philco 130% diodes: 120% / 120% 1400 / 1150Gm NOS (OB) (ST) engarved base - damaged box
1 6B8-G $3.00 Philco 130% diodes: 120% / 120% 1450 / 1150Gm NOS (OB) (ST) sealed in box - damaged box
1 6B8-G $3.00 Philco 120% diodes: 120% / 120% 1250 / 1150Gm NOS (OB) (ST) cat:402-400
1 6B8-G $3.00 Philco 115% diodes: 120% / 120% 1350 / 1150Gm NOS (OB) (ST) sealed in box
1 6B8-G $3.00 Philco 130% diodes: 120% / 120% 1400 / 1150Gm NOS (OB) (ST)
1 6B8-G $3.00 Philco 100% diodes: 110% / 100% 1150 / 1150Gm NOS (OB) (ST)
1 6B8-G $3.00 Raytheon 120% diodes: 120% / 120% 1300 / 1150Gm NOS (OB) (ST) sealed in box
1 6B8-G $3.00 Raytheon 130% diodes: 110% / 115% 1750 / 1150Gm NOS (OB) (ST) sealed in box
1 6B8-G $3.00 Sylvania 100% diodes: 120% / 110% 1150 / 1150Gm NOS (OB) (ST) sealed in box
1 6B8-G $3.00 Sylvania 110% diodes: 110% / 110% 1200 / 1150Gm NOS (OB) (ST) green lettering
1 6B8-G $3.00 Sylvania 130% diodes: 110% / 110% 1400 / 1150Gm NOS (OB) (ST) green lettering
1 6B8-G $3.00 Sylvania 110% diodes: 110% / 110% 1200 / 1150Gm NOS (OB) (ST) green lettering - damaged box
1 6B8-G $3.00 RCA 120% diodes: 110% / 110% 1250 / 1150Gm NOS (OB) (ST) ---
1 6B8-G $3.00 RCA 120% diodes: 110% / 110% 1200 / 1150Gm NOS (OB) (ST) missing box flap
1 6B8-G $3.00 RCA 120% diodes: 120% / 120% 1350 / 1150Gm NOS (OB) (ST) water damaged box
1 6B8-G $3.00 RCA 140% diodes: 110% / 115% 1500 / 1150Gm NOS (OB) (ST) damaged box
1 6B8-G $3.00 AWA V2 Radiotron 140% diodes: 110% / 110% 1400 / 1150Gm NOS (Wb) (ST) Australia
1 6B8-G $3.00 AWA V2 Radiotron 140% diodes: 120% / 120% 1500 / 1150Gm NOS (Wb) (ST) Australia
1 6B8-G $3.00 National Union 120% diodes: 120% / 120% 1350 / 1150Gm NOS (Wb) (ST)
1 6B8-G $3.00 Philco 120% diodes: 110% / 115% 1300 / 1150Gm NOS (Wb) (ST) engraved base
1 6B8-G $1.00 Sylvania 115% diodes: 115% / 120% 1150 / 1150Gm used (rb) (ST)
1 6B8-G $1.00 Raytheon 110% diodes: 120% / 120% 1300 / 1150Gm used (ob) (ST)
1 6B8-G $1.00 RCA 110% diodes: 115% / 120% 1150 / 1150Gm used (rb) (ST)
1 6B8-G $1.00 RCA 130% diodes: 110% / 110% 1350 / 1150Gm used (rb) (ST)
1 6B8-G / VT-93A $1.00 Ken-Rad 130% diodes: 120% / 110% 1300 / 1150Gm used (L) (ST) JAN
1 6B8-G $1.00 Ken-Rad 150% diodes: 110% / 110% 1550 / 1150Gm used (L) (ST)
1 6B8-G $1.00 RCA 130% diodes: 115% / 115% 1250 / 1150Gm used (L) (ST)
1 6B8-G $1.00 RCA 100% diodes: 115% / 90% 1100 / 1150Gm used (L) (ST)
1 6B8-G $1.00 RCA 120% diodes: 110% / 115% 1250 / 1150Gm used (L) (ST)
1 6B8-G $1.00 Super Silvertone 110% diodes: 120% / 85% 1100 / 1150Gm used (L) (ST)
1 6B8-G $1.00 Sylvania 115% diodes: 110% / 110% 1250 / 1150Gm used (L) (ST)
1 6B8-G $1.00 Arcturus 100% diodes: 105% / 120% 1150 / 1150Gm used (L) (ST)
1 6B8-G $1.00 Wizard 100% diodes: 120% / 110% 1300 / 1150Gm used (L) (ST)
1 6B8-G $1.00 unknown 120% diodes: 110% / 110% 1300 / 1150Gm used (L) (ST)
1 6B8-G $1.00 Raytheon 105% diodes: 115% / 115% 1200 / 1150Gm used (L) (ST)
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 110% / 110% 1450 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 125% diodes: 115% / 115% 1250 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 150% diodes: 115% / 115% 1600 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 125% diodes: 120% / 115% 1400 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 130% diodes: 110% / 120% 1400 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 110% / 120% 1500 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 105% / 115% 1450 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 110% / 120% 1500 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 120% / 120% 1500 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 120% diodes: 110% / 110% 1250 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 110% / 110% 1400 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 150% diodes: 110% / 110% 1500 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 120% / 120% 1400 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 115% / 115% 1500 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 110% / 110% 1500 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 130% diodes: 115% / 120% 1300 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 110% / 120% 1500 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 125% diodes: 115% / 115% 1350 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 130% diodes: 110% / 110% 1350 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 115% / 120% 1450 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 140% diodes: 110% / 110% 1500 / 1150Gm used (L) (ST) Australia
1 6B8-G $1.00 AWA V2 Radiotron 120% diodes: 110% / 110% 1350 / 1150Gm used (L) (ST) Australia
1 6B8-G $0.50 RCA 85% diodes: 115% / 115% 950 / 1150Gm used (L) (ST)
1 6BY5-G $15.00 Sylvania 115% / 115% --- NOS (ob) (ST) damaged box
1 6BY5-G $12.50 Raytheon 110% / 120% --- NOS (wb) (ST) damaged box
1 6BY5-G $10.00 Sylvania 120% / 120% --- used (rb) (ST) ---
1 6BY5-G $7.50 Philco 90% / 95% --- used (rb) (ST) ---
1 6BQ6-G $2.00 Magnavox 120% 4000 / 4500 used leaky (5M) (L) (ST) ---
1 6BQ6-G $2.00 Philco 100% 3800 / 4500 used leaky (5M) (L) (ST) ---
1 6C5-G $10.00 GE 100% 1500: 2000Gm NOS (OB) (ST) damaged box - sealed in box
1 6C5-G $18.00 Sylvania 140% 2100: 2000Gm NOS (wb) (ST) pin 1 ground strap - engraved base
1 6C5-G $10.00 Zenith 130% 2000: 2000Gm used (L) (ST) engraved base
1 6C5-G $10.00 Zenith 135% 2100: 2000Gm used (L) (ST) engraved base
1 6C5-G $8.00 Zenith 110% 1700: 2000Gm used (L) (ST) engraved base
1 6C5-G $7.00 Zenith 100% 1500: 2000Gm used (L) (ST) engraved base
1 6C5-G $9.00 Zenith 120% 1900: 2000Gm used (L) (ST) engraved base
1 6C5-G $10.00 Zenith 130% 2050: 2000Gm used (L) (ST) engraved base
1 6C5-G $8.00 Zenith 115% 1700: 2000Gm used (L) (ST) engraved base - cat:312-410
1 6C5-G $9.00 Zenith 130% 1900: 2000Gm used (L) (ST) engraved base - cracked base
1 6C5-G $10.00 Super Silvertone 120% 1950: 2000Gm used (L) (ST) cat:402-88
1 6C5-G $5.00 Super Silvertone 90% 1350: 2000Gm used (L) (ST) engraved base
1 6C5-G $5.00 Super Silvertone 90% 1450: 2000Gm used (L) (ST) engraved base
1 6C5-G $5.00 Super Silvertone 95% 1550: 2000Gm used (L) (ST) engraved base
1 6C5-G $6.00 Super Silvertone 100% 1600: 2000Gm used (L) (ST) engraved base
1 6C5-G $9.00 Super Silvertone 130% 1900: 2000Gm used (L) (ST) engraved base
1 6C5-G $5.00 National Union 90% 1400: 2000Gm used (L) (ST)
1 6C5-G $10.00 National Union 130% 2000: 2000Gm used (L) (ST) paint on tube
1 6C5-G $9.00 Ken-Rad 120% 1850: 2000Gm used (L) (ST) engraved base
1 6C5-G $9.00 Ken-Rad 120% 1850: 2000Gm used (L) (ST) engraved base
1 6C5-G $10.00 Raytheon 130% 2000: 2000Gm used (L) (ST)
1 6C5-G $8.00 Ceco 100% 1500: 2000Gm used (L) (ST)
1 6C5-G $9.00 GE 125% 1950: 2000Gm used (L) (ST)
1 6C5-G $8.00 RCA 110% 1800: 2000Gm used (L) (ST)
1 6C5-G $5.00 Sylvania 90% 1550: 2000Gm used (L) (ST)
1 6C5-G $5.00 Sylvania 90% 1350: 2000Gm used (L) (ST) engraved base
1 6C5-G $7.00 Sylvania 110% 1700: 2000Gm used (L) (ST)
1 6C5-G $7.00 Sylvania 110% 1750: 2000Gm used (L) (ST)
1 6C5-G $5.00 Ken-Rad 90% 1550: 2000Gm used (L) (ST)
1 6D8-G $10.00 RCA Victor 130% / 120% 1800: 400 / 1000: 240Gm NOS (OB) (ST) clear glass
1 6D8-G $10.00 Sylvania 130% / 120% 1300: 400 / 1000: 240Gm NOS (OB) (ST) clear glass - cat:403-66 - torn box flap
1 6D8-G $10.00 Sylvania 110% / 150% 1250: 450 / 1000: 240Gm NOS (OB) (ST) clear glass
1 6D8-G $10.00 Silvertone 140% / 100% 1600: 400 / 1000: 240Gm NOS (OB) (ST) black coat
1 6D8-G $10.00 Super Silvertone 120% / 110% 1700: 400 / 1000: 240Gm NOS (OB) (ST) gray coat - engraved base
1 6D8-G $10.00 Philco 130% / 110% 1900: 400 / 1000: 240Gm NOS (OB) (ST) clear glass
1 6D8-G $5.00 Wards Super Airline 90% / 90% 1200: 250 / 1000: 240Gm used (L) (ST) black coat
1 6D8-G $5.00 Wards Super Airline 100% / 90% 1400: 300 / 1000: 240Gm used (L) (ST) black coat
1 6D8-G $4.00 Delco 90% / 140% 1250: 450 / 1000: 240Gm used (L) (ST) gray coat
1 6D8-G $4.00 Sylvania 95% / 150% 800: 500 / 1000: 240Gm used (L) (ST) gray coat
1 6D8-G $4.00 Raytheon 90% / 110% 900: 300 / 1000: 240Gm used (L) (ST) gray coat (pl)
1 6D8-G $4.00 Zenith 90% / 110% 900: 500 / 1000: 240Gm used (L) (ST) gray coat

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, TT=Tall Tubular Style, GT=GT Style, 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 "G" Style Radio 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.

Shipping and Handling Information

Contact MDB Ventures
sales@mdbventures.com
or
sales@fourwater.com

Due to the highly volatile nature of the tube business, all Prices are subject to change without notice.


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Contact MDB Ventures
sales@mdbventures.com
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