MDB Ventures Audio Tubes

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Type: 6DN7 , 6EA7 , 6EM7 , 6GL7


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 6DN7 $5.00 RCA 130%/120% 2800:2500/7700:7700Gm NOS (OB) ---
1 6DN7 $5.00 RCA 130%/140% 3400:2500/8500:7700Gm NOS (OB) ---
1 6DN7 $5.00 RCA 130%/120% 3100:2500/8500:7700Gm NOS (OB) ---
1 6DN7 $5.00 RCA 120%/120% 2800:2500/7700:7700Gm NOS (OB) ---
1 6DN7 $5.00 GE 130%/120% 300:2500/8000:7700Gm NOS (OB) ---
1 6DN7 $5.00 GE 130%/120% 2900:2500/8000:7700Gm NOS (OB) ---
1 6DN7 $5.00 GE 130%/120% 2800:2500/8000:7700Gm NOS (OB) ---
1 6DN7 $5.00 RCA 130%/110% 2800:2500/8500:7700Gm NOS (OB) ---
1 6DN7 $5.00 Raytheon 130%/120% 2900:2500/8000:7700Gm NOS (OB) ---
1 6DN7 $5.00 Raytheon 130%/120% 3000:2500/8000:7700Gm NOS (OB) ---
1 6DN7 $5.00 Raytheon 130%/110% 2800:2500/8000:7700Gm NOS (OB) ---
1 6DN7 $5.00 Zenith 130%/120% 3000:2500/8000:7700Gm NOS (OB) ---
1 6DN7 $5.00 Sylvania 150%/100% 2800:2500/12500:7700Gm NOS (OB) button basee
1 6DN7 $5.00 Sylvania 120%/120% 3000:2500/8000:7700Gm NOS (OB) ---
1 6DN7 $5.00 Sylvania 130%/110% 2600:2500/7750:7700Gm NOS (OB) ---
1 6DN7 $5.00 Sylvania 130%/150% 3000:2500/8000:7700Gm NOS (OB) ---
1 6DN7 $2.50 RCA 130%/90% 1600:2500/8500:7700Gm used (ob) button base
1 6DN7 $2.50 RCA 130%/110% 2500:2500/8500:7700Gm used (ob) button base
1 6DN7 $2.50 GE 120%/140% 2800:2500/7000:7700Gm used (rb) ---
1 6DN7 $2.50 GE 110%/150% 3200:2500/5000:7700Gm used (ob) ---
1 6DN7 $2.50 GE 120%/120% 2800:2500/7000:7700Gm used (ob) ---
1 6DN7 $2.50 Sylvania 150%/90% 2700:2500/13500:7700Gm used (ob) ---
1 6EA7/6EM7 $7.50 Amperex 110%/120% 1300:1000/7000:6000Gm NOS (OB) ---
1 6EA7/6EM7 $7.50 Amperex 110%/150% 1600:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $7.50 Amperex 120%/140% 1250:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $7.50 Amperex 120%/110% 1300:1000/7000:6000Gm NOS (OB) ---
1 6EA7/6EM7 $7.00 Amperex 120%/150% 1500:1000/6500:6000Gm NOS (OB) water damaged box
1 6EA7/6EM7 $7.00 Amperex 120%/150% 1800:1000/6500:6000Gm NOS (OB) water damaged box
1 6EA7/6EM7 $7.00 Amperex 120%/130% 1400:1000/6750:6000Gm NOS (OB) water damaged box
1 6EA7/6EM7 $7.00 Amperex 120%/150% 1600:1000/6000:6000Gm NOS (OB) water damaged box
1 6EA7/6EM7 $7.00 Amperex 110%/150% 1600:1000/6500:6000Gm NOS (OB) water damaged box
1 6EA7/6EM7 $7.00 Amperex 110%/130% 1300:1000/6000:6000Gm NOS (OB) water damaged box
1 6EA7/6EM7 $5.00 IEC Mullard 110%/130% 1450:1000/6750:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 GE 120%/140% 1600:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 GE 120%/140% 1600:1000/6250:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 GE 120%/140% 1750:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 GE 110%/140% 1600:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 GE 110%/140% 1250:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 GE 120%/140% 1600:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 GE 110%/140% 1650:1000/6750:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 GE 110%/130% 1300:1000/6500:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 GE 110%/130% 1300:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 GE 110%/140% 1450:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Magnavox 120%/120% 1400:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Magnavox 100%/120% 1300:1000/6000:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Zenith 110%/130% 1200:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Realistic 110%/130% 1600:1000/7500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Realistic 120%/130% 1500:1000/7000:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Lindal 120%/140% 1700:1000/7000:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Triad 110%/140% 1550:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Raytheon 100%/140% 1450:1000/6000:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Philco 110%/140% 1600:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Philco 110%/140% 1600:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Philco 120%/130% 1500:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Philco 110%/130% 1400:1000/6500:6000Gm NOS (OB) ---
1 6EA7/6EM7 $5.00 Sylvania 120%/130% 1450:1000/7000:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 Sylvania 120%/120% 1350:1000/7250:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 Sylvania 120%/110% 1300:1000/7000:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 Sylvania 120%/120% 1400:1000/7500:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 Sylvania 120%/130% 1600:1000/7000:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 Sylvania 110%/120% 1250:1000/6500:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 RCA 110%/140% 1800:1000/6500:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 RCA 130%/120% 1500:1000/6500:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 RCA 120%/130% 1300:1000/6500:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 RCA 110%/140% 1700:1000/6750:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 RCA 120%/140% 1800:1000/6500:6000Gm NOS (OB) button base - water damaged box
1 6EA7/6EM7 $5.00 RCA 110%/140% 1500:1000/7000:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 RCA 120%/130% 1400:1000/7000:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 RCA 110%/140% 1600:1000/6000:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 RCA 100%/140% 1500:1000/6000:6000Gm NOS (OB) button base
1 6EA7/6EM7 $5.00 RCA 110%/140% 1500:1000/6750:6000Gm NOS (OB) button base
1 6EA7 $5.00 Sylvania 120%/110% 1250:1000/7000:6000Gm NOS (OB) ---
1 6EA7 $5.00 Sylvania 130%/110% 1250:1000/7250:6000Gm NOS (OB) ---
1 6EA7 $5.00 Tung-Sol 100%/140% 1600:1000/6250:6000Gm NOS (OB) ---
1 6EA7 $5.00 Westinghouse 110%/150% 1900:1000/6000:6000Gm NOS (OB) ---
1 6EA7 $5.00 Westinghouse 110%/130% 1400:1000/6000:6000Gm NOS (wb) ---
1 6EA7 $5.00 Westinghouse 120%/130% 1400:1000/6500:6000Gm NOS (OB) ---
1 6EA7 $5.00 Westinghouse 110%/120% 1400:1000/6250:6000Gm NOS (OB) ---
1 6EM7 $5.00 GE 110%/140% 1750:1000/6500:6000Gm NOS (OB) ---
1 6EM7 $5.00 GE 120%/110% 1200:1000/7500:6000Gm NOS (OB) ---
1 6EM7 $5.00 GE 110%/140% 1400:1000/7250:6000Gm NOS (OB) ---
1 6EM7 $5.00 Sylvania 120%/120% 1300:1000/6500:6000Gm NOS (OB) ---
1 6EM7 $5.00 Tung-Sol 120%/140% 1600:1000/7000:6000Gm NOS (OB) ---
1 6EM7 $5.00 RCA 120%/130% 1350:1000/6500:6000Gm NOS (OB) button base
1 6EM7 $5.00 RCA 120%/110% 1200:1000/6000:6000Gm NOS (OB) ---
1 6EM7 $2.50 RCA 130%/130% 1600:1000/7000:6000Gm used (OB) ---
1 6EA7 $2.50 Sylvania 90%/140% 1300:1000/6000:6000Gm used (ob) ---
1 6EA7 $2.50 Sylvania 120%/90% 950:1000/7000:6000Gm used (wb) ---
1 6EA7 $2.50 Sylvania 90%/130% 1550:1000/6000:6000Gm used (ob) ---
1 6EA7 $2.50 Philco 100%/130% 1300:1000/6500:6000Gm used (ob) ---
1 6EM7 $2.50 Delta 90%/120% 1300:1000/5500:6000Gm used (wb) ---
1 6EM7 $2.50 RCA 90%/110% 1200:1000/5500:6000Gm used (ob) ---
1 6EM7 $2.50 RCA 120%/100% 1250:1000/5500:6000Gm used (ob) ---
1 6EM7 $2.50 RCA 90%/130% 1300:1000/5500:6000Gm used (ob) ---
1 6EM7 $2.50 Zenith 90%/150% 1100:1000/5000:6000Gm used (rb) ---
1 6EM7 $2.50 Zenith 100%/110% 1100:1000/6000:6000Gm used (wb) ---
1 6EM7 $2.50 GE 120%/90% 1100:1000/6500:6000Gm used (ob) ---
1 6EA7 $0.50 RCA 110%/120% 1400:1000/6000:6000Gm used leaky (2M) (ob) ---
1 6EA7 $0.50 Tung-Sol 110%/140% 1400:1000/6500:6000Gm used (1M) (ob) ---
1 6EA7 $0.50 Tung-Sol 70%/100% 1000:1000/5000:6000Gm used (rb) ---
1 6GL7 $5.00 Sylvania 130%/120% 1400:1000/8500:6600Gm NOS (OB) ---
1 6GL7 $5.00 Amperex 110%/130% 1500:1000/7500:6600Gm NOS (OB) ---
1 6GL7 $5.00 Amperex 130%/130% 1500:1000/8000:6600Gm NOS (OB) ---
1 6GL7 $5.00 Amperex 110%/140% 1600:1000/7500:6600Gm NOS (OB) ---
1 6GL7 $5.00 Amperex 110%/140% 1600:1000/7500:6600Gm NOS (OB) ---
1 6GL7 $5.00 Amperex 150%/150% 1900:1000/7500:6600Gm NOS (OB) water damaged box
1 6GL7 $2.00 RCA 100%/120% 1400:1000/7000:6600Gm used (ob) ---
1 6GL7 $2.00 RCA 120%/110% 1150:1000/8000:6600Gm used (ob) ---
1 6GL7 $2.00 Zenith 110%/120% 1350:1000/7750:6600Gm used (rb) ---

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.



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Don't forget to visit our Discount Bargain Packs and Bargain Bin for more savings!

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