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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 6AG7Y $6.00 RCA 130% 9000 / 7000Gm NOS (OB) metal - brown base
1 6AG7 / VT-247 $5.00 Ken-Rad 130% 9750 / 7000Gm NOS (OB) metal - JAN - sealed in box
1 6AG7 / VT-247 $5.00 RCA 120% 9250 / 7000Gm NOS (wb) metal - JAN
1 6AG7 / VT-247 $5.00 RCA 120% 8500 / 7000Gm NOS (wb) metal - JAN
1 6AG7 / VT-247 $5.00 RCA 120% 8500 / 7000Gm NOS (wb) metal - JAN
1 6AG7 / VT-247 $5.00 RCA 130% 9000 / 7000Gm NOS (wb) metal - JAN
1 6AG7 / VT-247 $5.00 RCA 120% 8250 / 7000Gm NOS (wb) metal - JAN
1 6AG7 / VT-247 $5.00 RCA 125% 8500 / 7000Gm NOS (wb) metal - JAN
1 6AG7 / VT-247 $5.00 RCA 125% 10000 / 7000Gm NOS (OB) metal - JAN
1 6AG7 / VT-247 $5.00 Ken-Rad 120% 9000 / 7000Gm NOS (OB) metal - JAN
1 6AG7 / VT-247 $5.00 RCA 120% 8500 / 7000Gm used (ob) metal - JAN - damaged box (cat:403-19)
1 6AG7 $5.00 RCA 120% 9000 / 7000Gm NOS (wb) metal - silver lettering
1 6AG7 $5.00 RCA 120% 9000 / 7000Gm NOS (wb) metal - silver lettering
1 6AG7 $5.00 RCA 120% 9250 / 7000Gm NOS (wb) metal - silver lettering
1 6AG7 $5.00 RCA 120% 10000 / 7000Gm NOS (OB) metal - red lettering
1 6AG7 $5.00 RCA 120% 8500 / 7000Gm NOS (wb) metal - red lettering
1 6AG7 $5.00 RCA 120% 9500 / 7000Gm NOS (OB) metal - red lettering
1 6AG7 $5.00 RCA 130% 9500 / 7000Gm NOS (wb) metal - silver lettering
1 6AG7 $5.00 RCA 130% 8000 / 7000Gm NOS (wb) metal - silver lettering
1 6AG7 $5.00 RCA 130% 8000 / 7000Gm NOS (wb) metal - silver lettering
1 6AG7 $5.00 RCA 120% 9000 / 7000Gm NOS (wb) metal - silver lettering - JAN
1 6AG7 $5.00 RCA 130% 10000 / 7000Gm NOS (wb) metal - red lettering
1 6AG7 $5.00 RCA 125% 10000 / 7000Gm NOS (ob) metal - silver lettering
1 6AG7 $5.00 RCA 110% 8000 / 7000Gm NOS (wb) metal - red lettering
1 6AG7 $5.00 RCA 120% 9250 / 7000Gm NOS (wb) metal - silver lettering - JAN
1 6AG7 $5.00 RCA 120% 8500 / 7000Gm NOS (OB) metal - red lettering
1 6AG7 $5.00 RCA 120% 8000 / 7000Gm NOS (wb) metal - silver lettering
1 6AG7 $5.00 RCA 125% 9750 / 7000Gm NOS (wb) metal - silver lettering
1 6AG7 $5.00 RCA 110% 8000 / 7000Gm NOS (wb) metal - JAN - silver lettering
1 6AG7 $5.00 GE 130% 9000 / 7000Gm NOS (OB) metal
1 6AG7 $5.00 Sylvania 110% 9000 / 7000Gm NOS (OB) metal - green lettering
1 6AG7 / VT-247 $2.00 RCA 100% 6500 / 7000Gm used (rb) metal - JAN
1 6AG7 / VT-247 $2.00 Ken-Rad 105% 6500 / 7000Gm used (rb) metal - JAN
1 6AG7 / VT-247 $2.00 Ken-Rad 110% 7500 / 7000Gm used (rb) metal - JAN
1 6AG7-Y $1.00 RCA 130% 10000 / 7000Gm used (rb) metal - silver lettering - brown base - minor rust on tube
1 6AG7 $2.00 RCA 130% 8500 / 7000Gm used (rb) metal - red lettering - brown base
1 6AG7-Y $2.00 RCA 120% 8750 / 7000Gm used (rb) metal - silver lettering -brown base
1 6AG7-Y $2.00 RCA 120% 9500 / 7000Gm used (rb) metal - JAN - silver lettering - brown base
1 6AG7-Y $2.00 RCA 110% 8500 / 7000Gm used (rb) metal - JAN - silver lettering - brown base
1 6AG7-Y $2.00 GE 120% 9000 / 7000Gm used (rb) metal - JAN - white lettering - brown base
1 6AG7-Y $2.00 GE 110% 6500 / 7000Gm used (rb) metal - JAN - white lettering - brown base
1 6AG7-Y $2.00 GE 120% 9500 / 7000Gm used (rb) metal - JAN - white lettering - brown base
1 6AG7-Y $2.00 GE 110% 7500 / 7000Gm used (rb) metal - white lettering - brown base
1 6AG7-Y $1.00 GE 90% 6000 / 7000Gm used (rb) metal - white lettering - brown base
1 6AG7 $2.00 RCA 120% 9500 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 7000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 8250 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 100% 7500 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 130% 10000 / 7000Gm used (rb) metal - red lettering
1 6AG7 $2.00 RCA 125% 9250 / 7000Gm used (rb) metal - red lettering
1 6AG7 $2.00 RCA 120% 9250 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 125% 9000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 115% 7250 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 130% 9000 / 7000Gm used (rb) metal - red lettering
1 6AG7 $2.00 RCA 100% 6500 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 110% 7000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 8000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 9000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 9000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 130% 10500 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 9500 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 130% 10000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 10000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 8000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 115% 8000 / 7000Gm used (rb) metal - red lettering
1 6AG7 $2.00 RCA 130% 10000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 8500 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 9500 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 9000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 110% 9500 / 7000Gm used (rb) metal - red lettering
1 6AG7 $2.00 RCA 100% 9000 / 7000Gm used (rb) metal - red lettering
1 6AG7 $2.00 RCA 110% 9000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 130% 10000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 120% 8000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $2.00 RCA 130% 7000 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $1.00 RCA 130% 9000 / 7000Gm used (rb) metal - silver lettering - minor rust on tube
1 6AG7 $1.00 RCA 120% 8000 / 7000Gm used (rb) metal - silver lettering - minor rust on tube
1 6AG7 $2.00 GE 120% 9500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 120% 9500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 100% 6500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 110% 9500 / 7750Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 125% 10000 / 7000Gm used (ob) metal - white lettering
1 6AG7 $2.00 GE 100% 6250 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 120% 8750 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 100% 6500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 120% 9500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 110% 9000 / 7000Gm used (rb) metal - white lettering - JAN
1 6AG7 $2.00 GE 110% 7250 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 120% 9000 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 130% 8500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 130% 9500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 110% 8000 / 7000Gm used (rb) metal - white lettering - JAN
1 6AG7 $2.00 GE 115% 9500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 110% 8750 / 7000Gm used (rb) metal - white lettering - JAN
1 6AG7 $2.00 GE 110% 7000 / 7000Gm used (rb) metal - white lettering - JAN
1 6AG7 $2.00 GE 100% 7000 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 110% 7500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 120% 9000 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 110% 8250 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 130% 9500 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 120% 10000 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 GE 100% 7000 / 7000Gm used (rb) metal - white lettering
1 6AG7 $2.00 Ken-Rad 120% 8500 / 7000Gm used (rb) metal
1 6AG7 $2.00 Ken-Rad 120% 7500 / 7000Gm used (rb) metal
1 6AG7 $2.00 Ken-Rad 115% 8000 / 7000Gm used (rb) metal
1 6AG7 $2.00 Ken-Rad 110% 10000 / 7000Gm used (rb) metal
1 6AG7 $2.00 Ken-Rad 120% 8000 / 7000Gm used (rb) metal
1 6AG7 $2.00 Ken-Rad 140% 9000 / 7000Gm used (rb) metal
1 6AG7 $2.00 Ken-Rad 110% 6500 / 7000Gm used (rb) metal
1 6AG7 $2.00 Ken-Rad 120% 8000 / 7000Gm used (rb) metal
1 6AG7 $2.00 Ken-Rad 130% 8000 / 7000Gm used (rb) metal
1 6AG7 $2.00 Ken-Rad 120% 8000 / 7000Gm used (rb) metal
1 6AG7 $1.00 Zenith 130% 9000 / 7000Gm used leaky (5M) (rb) metal
1 6AG7 $2.00 Sylvania 120% 7000 / 7000Gm used (rb) metal - yellow lettering
1 6AG7 $2.00 Sylvania 120% 9500 / 7000Gm used (rb) metal - yellow lettering
1 6AG7 $2.00 Video 110% 7500 / 7000Gm used (rb) metal
1 6AG7 $2.00 CBS 110% 6500 / 7000Gm used (ob) metal
1 6AG7 $2.00 CBS 120% 8500 / 7000Gm used (ob) metal
1 6AG7 $2.00 Raytheon 130% 9500 / 7000Gm used (rb) metal
1 6AG7 $2.00 Raytheon 110% 8500 / 7000Gm used (rb) metal
1 6AG7 $2.00 Raytheon 105% 6500 / 7000Gm used (rb) metal
1 6AG7 $2.00 Westinghouse 130% 9000 / 7000Gm used (rb) metal
1 6AG7 $2.00 Westinghouse 120% 9500 / 7000Gm used (rb) metal - JAN
1 6AG7 $2.00 Westinghouse 120% 8500 / 7000Gm used (rb) metal
1 6AG7 $2.00 Westinghouse 120% 9250 / 7000Gm used (rb) metal
1 6AG7 $2.00 Westinghouse 130% 10000 / 7000Gm used (ob) metal
1 6AG7 $2.00 Westinghouse 125% 7000 / 7000Gm used (ob) metal
1 6AG7 / VT-247 $2.00 RCA 110% 8500 / 7000Gm used (rb) metal - JAN
1 6AG7 / VT-247 $2.00 RCA 120% 8000 / 7000Gm used (L) metal - JAN
1 6AG7 / VT-247 $2.00 RCA 130% 9500 / 7000Gm used (L) metal - JAN
1 6AG7 / VT-247 $2.00 Ken-Rad 110% 9000 / 7000Gm used (L) metal - JAN
1 6AG7 / VT-247 $2.00 Ken-Rad 110% 9000 / 7000Gm used (L) metal - JAN
1 6AG7 $2.00 RCA 115% 9000 / 7000Gm used (L) metal - silver lettering
1 6AG7 $2.00 RCA 100% 7500 / 7000Gm used (L) metal - red lettering
1 6AG7 $2.00 RCA 100% 7500 / 7000Gm used (L) metal - red lettering
1 6AG7 $2.00 GE 100% 6500 / 7000Gm used (L) metal - JAN - white lettering
1 6AG7 / VT-247 $1.00 RCA 115% 9000 / 7000Gm used (L) metal - JAN - minor rust on tube
1 6AG7 / VT-247 $1.00 RCA 115% 9500 / 7000Gm used (L) metal - US Army - minor rust on tube
1 6AG7 / VT-247 $1.00 Ken-Rad 90% 6500 / 7000Gm used (L) metal - JAN
1 6AG7 $1.00 unknown 120% 7500 / 7000Gm used (rb) metal
1 6AG7 $1.00 RCA 90% 6500 / 7000Gm used (rb) metal - silver lettering
1 6AG7 $1.00 RCA 90% 6500 / 7000Gm used (rb) metal - red lettering
1 6AG7 $1.00 RCA 140% 9750 / 7000Gm used leaky (2M) (rb) metal - red lettering
1 6AG7 $1.00 GE 90% 7000 / 7000Gm used (rb) metal - white lettering
1 6AG7 $1.00 RCA 90% 6500 / 7000Gm used (L) metal - silver lettering

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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Discount Bargain Packs
and
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MDB Ventures Home

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