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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
Qty
Avail
Tube
Type
Price
Each
Tube
Brand
Emission
Strength
Mutual
Conduct

Desc

Notes
1 6GH8A $6.00 Triad 120% / 120% 3800 / 2250:6000 / 4000 NOS (OB) Gt. Britain
1 6GH8A $7.50 Amperex 110% / 120% 3700 / 2250:5500 / 4000 NOS (OB) france
1 6GH8A $7.50 Amperex 110% / 130% 3700 / 2250:5500 / 4000 NOS (OB) france
1 6GH8A $7.50 Amperex 120% / 110% 3700 / 2250:5200 / 4000 NOS (OB) france
1 6GH8A $7.50 Amperex 115% / 110% 3600 / 2250:5000 / 4000 NOS (OB) france
1 6GH8A $7.50 Amperex 115% / 110% 3700 / 2250:4800 / 4000 NOS (OB) france
1 6GH8A $7.50 Amperex 115% / 110% 3600 / 2250:5500 / 4000 NOS (OB) france
1 6GH8A $7.50 Amperex 120% / 110% 3800 / 2250:5100 / 4000 NOS (OB) france
1 6GH8A $7.50 Amperex 110% / 110% 3700 / 2250:5000 / 4000 NOS (OB) france
1 6GH8A $7.50 Amperex 110% / 130% 3800 / 2250:5500 / 4000 NOS (OB) world logo - france
1 6GH8A $7.50 Amperex 110% / 110% 3500 / 2250:5500 / 4000 NOS (OB) france - world logo
1 6GH8A $7.50 Amperex 110% / 130% 3000 / 2250:5500 / 4000 NOS (OB) france - world logo - damaged box
1 6GH8A $7.50 Amperex 115% / 120% 3400 / 2250:5000 / 4000 NOS (wb) france - world logo
1 6GH8A $5.00 GE 120% / 130% 3800 / 2250:6500 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 130% / 110% 4000 / 2250:5700 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 110% / 130% 3000 / 2250:7000 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 115% / 140% 3200 / 2250:6250 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 115% / 130% 3500 / 2250:5800 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 130% 3600 / 2250:5800 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 130% 3200 / 2250:5200 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 130% 3500 / 2250:6500 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 130% 3400 / 2250:5700 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 130% 3700 / 2250:6250 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 120% 3400 / 2250:5400 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 120% 3600 / 2250:5300 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 120% 3500 / 2250:5800 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3500 / 2250:6000 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3100 / 2250:6250 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3500 / 2250:6250 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3600 / 2250:5600 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3800 / 2250:6500 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3600 / 2250:6500 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3500 / 2250:6000 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 130% / 120% 3600 / 2250:4900 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 130% / 120% 2700 / 2250:5000 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 110% / 140% 3200 / 2250:5800 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 110% / 140% 3200 / 2250:6250 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 110% / 120% 3300 / 2250:5000 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 110% / 130% 3200 / 2250:5800 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 110% / 130% 3200 / 2250:5500 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 110% / 130% 3400 / 2250:6000 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 110% / 130% 2900 / 2250:6000 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 110% / 130% 3400 / 2250:6000 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3600 / 2250:5600 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3600 / 2250:6500 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3800 / 2250:6500 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 120% / 140% 3100 / 2250:6250 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 125% / 130% 3600 / 2250:5000 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 125% / 130% 3400 / 2250:6250 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 GE 125% / 130% 3500 / 2250:5500 / 4000 NOS (OB) white lettering - usa
1 6GH8A $5.00 RCA 140% / 110% 4400 / 2250:5600 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 130% 3900 / 2250:6250 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 135% / 110% 4000 / 2250:5200 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 110% 5800 / 2250:6500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 120% / 120% 3800 / 2250:5600 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 135% / 110% 4500 / 2250:4800 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 135% / 110% 4300 / 2250:4700 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 110% / 130% 3400 / 2250:6000 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 120% / 140% 3800 / 2250:6500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 120% / 110% 3500 / 2250:5250 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 120% / 110% 3600 / 2250:5000 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 140% 4000 / 2250:6250 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 140% / 130% 4000 / 2250:7000 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 120% 3900 / 2250:5000 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 120% 3500 / 2250:5200 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 120% / 120% 3500 / 2250:5500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 110% 3800 / 2250:4900 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 130% 3600 / 2250:5200 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 120% / 130% 3700 / 2250:5500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 110% / 110% 3300 / 2250:4500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 120% 3800 / 2250:5500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 130% 3800 / 2250:6000 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 130% / 130% 3800 / 2250:5500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 120% / 130% 3700 / 2250:5500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 120% / 110% 3200 / 2250:5000 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 RCA 110% / 120% 3300 / 2250:5000 / 4000 NOS (OB) red lettering - usa - water damaged box
1 6GH8A $5.00 RCA 120% / 140% 3600 / 2250:6500 / 4000 NOS (OB) red lettering - usa - torn box flap
1 6GH8A $5.00 RCA 130% / 110% 3600 / 2250:4500 / 4000 NOS (OB) red lettering - usa - worn box
1 6GH8A $5.00 RCA 140% / 120% 3800 / 2250:5000 / 4000 NOS (OB) red lettering - usa - water damaged box
1 6GH8A $5.00 RCA 125% / 120% 3800 / 2250:5400 / 4000 NOS (OB) red lettering - usa - torn box flap
1 6GH8A $5.00 RCA 110% / 115% 2800 / 2250:5000 / 4000 NOS (OB) white lettering - japan
1 6GH8A $5.00 RCA 110% / 110% 2900 / 2250:5000 / 4000 NOS (OB) white lettering - japan
1 6GH8A $5.00 RCA 120% / 140% 3300 / 2250:5500 / 4000 NOS (OB) white lettering - canada - torn box flap
1 6GH8A $5.00 RCA 120% / 120% 3600 / 2250:6000 / 4000 NOS (OB) white lettering - canada
1 6GH8A $5.00 Sylvania 120% / 110% 3000 / 2250:4500 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 120% 3400 / 2250:4700 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 110% 3300 / 2250:4700 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 110% 3000 / 2250:4400 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 110% 3400 / 2250:4600 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 115% / 110% 3200 / 2250:4500 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 110% / 110% 2900 / 2250:4500 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 110% / 110% 2800 / 2250:4600 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 120% 3100 / 2250:4500 / 4000 NOS (OB) yellow lettering - usa - worn box
1 6GH8A $5.00 Sylvania 120% / 120% 3200 / 2250:4900 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 120% 3300 / 2250:4700 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 120% 3400 / 2250:4600 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 115% / 120% 3200 / 2250:4900 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 115% / 120% 3200 / 2250:5000 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 115% 3100 / 2250:4700 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 140% 3000 / 2250:5900 / 4000 NOS (OB) yellow lettering - japan - 1 / 2 gray coat
1 6GH8A $5.00 Sylvania 120% / 130% 2900 / 2250:5400 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 120% / 130% 3000 / 2250:5400 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 130% / 120% 3500 / 2250:4900 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 130% / 120% 3200 / 2250:4800 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 130% / 120% 3400 / 2250:5000 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 130% / 130% 3500 / 2250:5500 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 130% / 130% 3500 / 2250:5200 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 130% / 130% 3500 / 2250:5000 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 130% / 130% 3300 / 2250:5400 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 135% / 140% 2600 / 2250:5500 / 4000 NOS (OB) yellow lettering - usa
1 6GH8A $5.00 Sylvania 110% / 110% 2500 / 2250:4500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 Sylvania 110% / 110% 3000 / 2250:4600 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 Sylvania 110% / 110% 3200 / 2250:4700 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 Sylvania 110% / 135% 3200 / 2250:5600 / 4000 NOS (OB) red lettering - usa - torn box flap
1 6GH8A $5.00 Sylvania 110% / 120% 3000 / 2250:4700 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 Sylvania 130% / 110% 3500 / 2250:4500 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 Sylvania 125% / 110% 3300 / 2250:4900 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 Sylvania 115% / 140% 3000 / 2250:5200 / 4000 NOS (OB) red lettering - usa
1 6GH8A $5.00 Sylvania 120% / 130% 3300 / 2250:5800 / 4000 NOS (OB) red lettering - usa - damaged box
1 6GH8A $5.00 Motorola 110% / 130% 3600 / 2250:5750 / 4000 NOS (OB) usa - golden premium
1 6GH8A $5.00 Motorola 110% / 130% 3000 / 2250:6000 / 4000 NOS (OB) usa - golden premium
1 6GH8A $5.00 IEC / Mullard / International Service Master 110% / 140% 3400 / 2250:6000 / 4000 NOS (OB) japan
1 6GH8A $5.00 IEC / Mullard / International Service Master 100% / 140% 3000 / 2250:4600 / 4000 NOS (OB) japan
1 6GH8A $5.00 IEC / Mullard / International Service Master 100% / 140% 3000 / 2250:6500 / 4000 NOS (OB) japan
1 6GH8A $5.00 International Service Master 110% / 120% 3200 / 2250:4500 / 4000 NOS (OB) japan
1 6GH8A $5.00 National Electronics 105% / 120% 3200 / 2250:5750 / 4000 NOS (OB) china
1 6GH8A $5.00 National Electronics 120% / 130% 3400 / 2250:4800 / 4000 NOS (OB) china
1 6GH8A $5.00 Raytheon 130% / 120% 4000 / 2250:5100 / 4000 NOS (OB) japan
1 6GH8A $5.00 Raytheon 130% / 120% 3800 / 2250:5200 / 4000 NOS (OB) japan
1 6GH8A $5.00 Raytheon 110% / 120% 3000 / 2250:5500 / 4000 NOS (OB) japan - 1 / 2 gray coat
1 6GH8A $5.00 Raytheon 130% / 130% 3600 / 2250:6000 / 4000 NOS (OB) japan
1 6GH8A $5.00 Raytheon 130% / 140% 3400 / 2250:6500 / 4000 NOS (OB) japan
1 6GH8A $5.00 Raytheon 120% / 140% 4000 / 2250:6000 / 4000 NOS (OB) japan
1 6GH8A / 6EA8 $5.00 Magnavox 135% / 120% 3600 / 2250:5400 / 4000 NOS (OB) japan - 1 / 2 gray coat
1 6GH8A / 6EA8 $5.00 Magnavox 120% / 110% 3200 / 2250:5200 / 4000 NOS (OB) japan - 1 / 2 gray coat
1 6GH8A / 6EA8 $5.00 Magnavox 120% / 120% 3500 / 2250:5400 / 4000 NOS (OB) japan - 1 / 2 gray coat
1 6GH8A $5.00 Magnavox 110% / 120% 3200 / 2250:5000 / 4000 NOS (OB) korea
1 6GH8A $5.00 Magnavox 120% / 120% 3200 / 2250:5750 / 4000 NOS (OB) korea
1 6GH8A $5.00 Magnavox 130% / 140% 3400 / 2250:6500 / 4000 NOS (OB) korea
1 6GH8A $5.00 Magnavox 110% / 110% 3000 / 2250:5000 / 4000 NOS (OB) korea
1 6GH8A $5.00 Magnavox 120% / 120% 3300 / 2250:5800 / 4000 NOS (OB) korea
1 6GH8A $5.00 Magnavox 110% / 110% 3100 / 2250:5000 / 4000 NOS (OB) korea
1 6GH8A $5.00 Magnavox 130% / 110% 3400 / 2250:5000 / 4000 NOS (OB) korea
1 6GH8A $5.00 Magnavox 110% / 120% 2800 / 2250:5300 / 4000 NOS (OB) usa
1 6GH8A $5.00 Magnavox 120% / 120% 2500 / 2250:4800 / 4000 NOS (OB) france
1 6GH8A $5.00 Dumont 130% / 140% 3800 / 2250:6500 / 4000 NOS (OB) usa
1 6GH8A $5.00 Realistic 110% / 140% 3200 / 2250:5500 / 4000 NOS (OB) usa
1 6GH8A $5.00 Realistic 110% / 110% 3000 / 2250:5200 / 4000 NOS (OB) korea
1 6GH8A $5.00 Westinghouse 120% / 110% 3200 / 2250:5000 / 4000 NOS (OB) japan
1 6GH8A $5.00 Procomm 110% / 130% 3200 / 2250:5750 / 4000 NOS (wb) korea
1 6GH8A $5.00 Lindal 105% / 140% 3200 / 2250:6500 / 4000 NOS (OB) japan
1 6GH8 $5.00 Arcturus 110% / 110% 2700 / 2250:5000 / 4000 NOS (OB) usa
1 6GH8A $5.00 Zenith 120% / 140% 3300 / 2250:6500 / 4000 NOS (OB) usa
1 6GH8A $5.00 Zenith 120% / 120% 3500 / 2250:5000 / 4000 NOS (OB) usa
1 6GH8A $5.00 Zenith 120% / 130% 3800 / 2250:6000 / 4000 NOS (OB) usa
1 6GH8A $5.00 Zenith 110% / 110% 3400 / 2250:5750 / 4000 NOS (OB) usa
1 6GH8A $5.00 Zenith 130% / 130% 3500 / 2250:6000 / 4000 NOS (OB) usa
1 6GH8A $5.00 Zenith 120% / 130% 3400 / 2250:7000 / 4000 NOS (OB) usa
1 6GH8A $5.00 Lindal 120% / 130% 3400 / 2250:5200 / 4000 NOS (OB) japan
1 6GH8A $5.00 Lindal 120% / 130% 3800 / 2250:6000 / 4000 NOS (OB) japan
1 6GH8A $5.00 Lindal 115% / 130% 3200 / 2250:6000 / 4000 NOS (OB) japan
1 6GH8A $5.00 Lindal 125% / 120% 3800 / 2250:5000 / 4000 NOS (OB) japan
1 6GH8A $5.00 Lindal 130% / 120% 3200 / 2250:5750 / 4000 NOS (OB) japan
1 6GH8A $5.00 Mullard 100% / 110% 3500 / 2250:4600 / 4000 used (rb) england
1 6GH8A $3.00 Amperex 110% / 110% 3500 / 2250:5000 / 4000 used (rb) world logo
1 6GH8A $3.00 Amperex 130% / 130% 4000 / 2250:5500 / 4000 used (rb) Gt. Britain
1 6GH8A $3.00 Amperex 110% / 110% 3200 / 2250:5000 / 4000 used (rb) world logo - france
1 6GH8A $3.00 Amperex 110% / 120% 3500 / 2250:5500 / 4000 used (rb) world logo - holland
1 6GH8A $3.00 Amperex 130% / 110% 3400 / 2250:5000 / 4000 used (rb) world logo - japan
1 6GH8A $3.00 Amperex 100% / 120% 2900 / 2250:5000 / 4000 used (rb) world logo - france
1 6GH8A $3.00 Amperex 100% / 120% 3200 / 2250:5200 / 4000 used (rb) world logo - france
1 6GH8A $2.00 Amperex 100% / 90% 2800 / 2250:4200 / 4000 used (rb) world logo - Gt Britain
1 6GH8A $2.00 Amperex 105% / 90% 3200 / 2250:4000 / 4000 used (rb) world logo - Gt Britain
1 6GH8A $2.00 Amperex 90% / 140% 2800 / 2250:4400 / 4000 used (rb) world logo - france
1 6GH8A $1.00 Amperex 80% / 110% 2400 / 2250:4900 / 4000 used (rb) world logo - france
1 6GH8A $2.00 GE 120% / 135% 3200 / 2250:5600 / 4000 used (rb) white lettering - usa
1 6GH8A $2.00 GE 110% / 130% 3500 / 2250:5700 / 4000 used (rb) white lettering - usa
1 6GH8A $2.00 GE 120% / 125% 3900 / 2250:5000 / 4000 used (rb) white lettering - usa
1 6GH8A $2.00 GE 125% / 130% 4200 / 2250:6000 / 4000 used (rb) white lettering - usa
1 6GH8A $2.00 GE 115% / 110% 3400 / 2250:4100 / 4000 used (rb) white lettering - usa
1 6GH8A $2.00 GE 110% / 110% 3200 / 2250:4400 / 4000 used (rb) white lettering - usa
1 6GH8A $2.00 GE 110% / 140% 3500 / 2250:5600 / 4000 used (rb) red lettering - usa
1 6GH8A $2.00 GE 110% / 120% 3600 / 2250:5700 / 4000 used (rb) red lettering - usa
1 6GH8A $2.00 Sylvania 110% / 110% 3000 / 2250:4400 / 4000 used (rb) yellow lettering - usa
1 6GH8A $2.00 Sylvania 120% / 110% 3000 / 2250:4200 / 4000 used (rb) yellow lettering - usa
1 6GH8A $2.00 Sylvania 120% / 120% 3300 / 2250:5600 / 4000 used (rb) yellow lettering - usa
1 6GH8A $2.00 Sylvania 110% / 120% 3200 / 2250:4800 / 4000 used (rb) red lettering - usa
1 6GH8A $2.00 RCA 130% / 115% 3000 / 2250:4700 / 4000 used (rb) red lettering - usa
1 6GH8A $2.00 RCA 120% / 120% 3500 / 2250:5200 / 4000 used (rb) red lettering - usa - damaged box
1 6GH8A $2.00 RCA 110% / 110% 3600 / 2250:4000 / 4000 used (rb) red lettering - usa
1 6GH8A $2.00 RCA 110% / 120% 3200 / 2250:5200 / 4000 used (rb) white lettering - japan
1 6GH8A $2.00 Raytheon 115% / 110% 3400 / 2250:4400 / 4000 used (rb) japan
1 6GH8A $2.00 Raytheon 130% / 130% 4000 / 2250:5500 / 4000 used (rb) japan
1 6GH8A $2.00 Zenith 110% / 130% 2900 / 2250:5500 / 4000 used (rb) usa
1 6GH8A $2.00 Zenith 110% / 130% 2400 / 2250:5500 / 4000 used (rb) usa
1 6GH8A $2.00 Zenith 115% / 130% 3600 / 2250:5800 / 4000 used (rb) usa
1 6GH8A $2.00 Honeywell 125% / 140% 3700 / 2250:6000 / 4000 used (rb) usa
1 6GH8A $2.00 Sears 110% / 120% 3200 / 2250:4600 / 4000 used (rb) usa
1 6GH8A $1.00 Triad 110% / 120% 2800 / 2250:6000 / 4000 used (rb) Gt Britain
1 6GH8A $1.00 unknown 110% / 110% 3200 / 2250:4800 / 4000 used (rb) usa
1 6GH8 $1.00 Zenith 110% / 110% 2500 / 2250:5200 / 4000 used (rb) usa
1 6GH8A $1.00 RCA 110% / 100% 2800 / 2250:4800 / 4000 used (rb) japan
1 6GH8A $1.00 RCA 110% / 100% 2800 / 2250:4000 / 4000 used (rb) red lettering - japan - 1 / 2 gray coat
1 6GH8A $1.00 RCA 110% / 100% 2900 / 2250:4400 / 4000 used (rb) red lettering - usa
1 6GH8A $1.00 Sylvania 100% / 100% 2500 / 2250:4200 / 4000 used (rb) yellow lettering - usa
1 6GH8A $1.00 Sylvania 100% / 105% 2500 / 2250:4100 / 4000 used (rb) red lettering - usa
1 6GH8A $1.00 Sylvania 105% / 100% 2700 / 2250:4000 / 4000 used (rb) green lettering - usa
1 6GH8A $1.00 Lindal 110% / 130% 3200 / 2250:4000 / 4000 used (rb) japan
1 6GH8A $1.00 Magnavox 105% / 110% 2500 / 2250:5500 / 4000 used (rb) usa
1 6GH8A $1.00 Magnavox 110% / 100% 2600 / 2250:4000 / 4000 used (rb) usa
1 6GH8A $1.00 Zenith 100% / 100% 2400 / 2250:5000 / 4000 used (rb) usa
1 6GH8A $1.00 Delta 100% / 110% 3400 / 2250:5500 / 4000 used (rb) usa
1 6GH8A $1.00 Micro 110% / 105% 2900 / 2250:4500 / 4000 used (rb) japan - 1 / 2 gray coat
1 6GH8A $1.00 Realistic 110% / 100% 2400 / 2250:4200 / 4000 used (rb) korea
1 6GH8A $1.00 Realistic 100% / 120% 3000 / 2250:5200 / 4000 used (rb) korea - gold pins
1 6GH8A $1.00 Realistic 110% / 100% 3100 / 2250:5200 / 4000 used (rb) japan - gold pins
1 6GH8A $1.00 Curtis Mathis 105% / 100% 2900 / 2250:4000 / 4000 used (rb) usa
1 6GH8A $1.00 Hitachi 110% / 100% 3000 / 2250:4400 / 4000 used (rb) japan
1 6GH8A $1.00 Sharp 120% / 100% 3000 / 2250:4700 / 4000 used (rb) taiwain
1 6GH8A $1.00 Sharp 115% / 100% 3000 / 2250:5000 / 4000 used (rb) japan - Hayakawa
1 6GH8A $1.00 unknown 100% / 120% 2900 / 2250:5400 / 4000 used (rb) japan
1 6GH8A $1.00 unknown 100% / 100% 2600 / 2250:5200 / 4000 used (rb) japan
1 6GH8 $1.00 Raytheon 110% / 100% 3000 / 2250:4800 / 4000 used (rb) usa
1 6GH8A $0.50 RCA 90% / 90% 2800 / 2250:3700 / 4000 used (rb) red lettering - usa
1 6GH8A $0.50 RCA 115% / 90% 3000 / 2250:4200 / 4000 used (rb) red lettering - usa
1 6GH8A $0.50 RCA 115% / 90% 2800 / 2250:3700 / 4000 used (rb) red lettering - usa
1 6GH8A $0.50 RCA 90% / 90% 2200 / 2250:3500 / 4000 used (rb) red lettering - usa
1 6GH8A $0.50 GE 90% / 140% 3000 / 2250:7500 / 4000 used (rb) white lettering - usa
1 6GH8A $0.50 GE 90% / 110% 3000 / 2250:4000 / 4000 used (rb) white lettering - usa
1 6GH8A $0.50 GE 120% / 90% 3400 / 2250:3800 / 4000 used (rb) white lettering - usa
1 6GH8A $0.50 GE 90% / 110% 2100 / 2250:5500 / 4000 used (rb) white lettering - Gt. Britain
1 6GH8A $0.50 Sylvania 95% / 110% 2500 / 2250:4200 / 4000 used (rb) green lettering - usa
1 6GH8A $0.50 Sylvania 90% / 90% 2400 / 2250:3400 / 4000 used (rb) green lettering - usa
1 6GH8A $0.50 Sylvania 90% / 115% 2400 / 2250:4700 / 4000 used (rb) green lettering - usa
1 6GH8A $0.50 Sylvania 90% / 90% 2200 / 2250:3200 / 4000 used (rb) red lettering - usa
1 6GH8A $0.50 Sylvania 120% / 90% 2700 / 2250:3800 / 4000 used (rb) red lettering - usa
1 6GH8A $0.50 Sylvania 90% / 110% 2200 / 2250:4000 / 4000 used (rb) yellow lettering - usa
1 6GH8A $0.50 Sylvania 90% / 90% 2400 / 2250:4000 / 4000 used (rb) yellow lettering - usa
1 6GH8A $0.50 Sylvania 110% / 90% 2900 / 2250:3900 / 4000 used (rb) yellow lettering - usa
1 6GH8A $0.50 Sylvania 90% / 90% 2200 / 2250:3300 / 4000 used (rb) yellow lettering - usa
1 6GH8A $0.50 Sylvania 100% / 90% 2400 / 2250:3600 / 4000 used (rb) yellow lettering - usa
1 6GH8A $0.50 Sylvania 95% / 100% 2400 / 2250:4000 / 4000 used (rb) yellow lettering - usa
1 6GH8A $0.50 Sylvania 110% / 90% 3000 / 2250:4000 / 4000 used (rb) yellow lettering - usa
1 6GH8A $0.50 Sylvania 100% / 90% 2600 / 2250:4300 / 4000 used (rb) yellow lettering - usa
1 6GH8A $0.50 Zenith 90% / 120% 2500 / 2250:5250 / 4000 used (rb) usa
1 6GH8A $0.50 Lindal 125% / 90% 3500 / 2250:3800 / 4000 used (rb) japan
1 6GH8A $0.50 Magnavox 110% / 90% 2900 / 2250:4000 / 4000 used (rb) usa
1 6GH8A $0.50 Zenith 90% / 90% 2250 / 2250:3800 / 4000 used (rb) usa
1 6GH8A $0.50 Zenith 110% / 95% 3400 / 2250:4300 / 4000 used (rb) usa
1 6GH8A $0.50 Delta 90% / 100% 2400 / 2250:3600 / 4000 used (rb) usa
1 6GH8A $0.50 Admiral 100% / 90% 2200 / 2250:5800 / 4000 used (rb) usa
1 6GH8A $0.50 Westinghouse 95% / 90% 2200 / 2250:5500 / 4000 used (rb) usa
1 6GH8A $0.50 Motorola 90% / 90% 2700 / 2250:3000 / 4000 used (rb) usa
1 6GH8A $0.50 Motorola 120% / 90% 3000 / 2250:5500 / 4000 used (rb) usa
1 6GH8A $0.50 Admiral 100% / 90% 2700 / 2250:4700 / 4000 used (rb) usa
1 6GH8A $0.50 Admiral 90% / 90% 2000 / 2250:3500 / 4000 used (rb) japan - 1 / 2 gray coat
1 6GH8A $0.50 Westinghouse 90% / 100% 2500 / 2250:4500 / 4000 used (rb) usa
1 6GH8A $0.50 Packard Bell 95% / 90% 2500 / 2250:3500 / 4000 used (rb) usa
1 6GH8A $0.50 unknown 90% / 110% 3300 / 2250:4800 / 4000 used (rb) usa
1 6GH8A $0.50 unknown 90% / 90% 2100 / 2250:3400 / 4000 used (rb) usa
1 6GH8 $0.50 Dumont / Emerson 90% / 115% 2100 / 2250:5200 / 4000 used (rb) usa
1 6GH8 $0.50 Zenith 95% / 90% 2600 / 2250:3700 / 4000 used (rb) usa
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.

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
or
sales@fourwater.com