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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 12J5-GT / VT-135 $5.00 RCA 110% 2400 / 2000Gm NOS (OB) bottom getter - black base - rectangular ribbed black plate - JAN
1 12J5-GT / VT-135 $5.00 RCA 110% 2300 / 2000Gm NOS (wb) bottom getter - black base - rectangular ribbed black plate - JAN
1 12J5-GT / VT-135 $5.00 Ken-Rad 110% 2300 / 2000Gm NOS (OB) sealed in box - JAN
1 12J5-GT / VT-135 $5.00 Ken-Rad 113% 2600 / 2000Gm NOS (wb) bottom getter - black base - rectangular ribbed black plate - JAN
1 12J5-GT / VT-135 $5.00 Sylvania 110% 2400 / 2000Gm NOS (OB) grid clip - bottom getter - black base - oval black plate - JAN - white lettering - damaged box
1 12J5-GT / VT-135 $5.00 Sylvania 120% 3000 / 2000Gm NOS (wb) grid clip - bottom getter - black base - oval black plate - JAN - green lettering
1 12J5-GT / VT-135 $2.00 Sylvania 100% 2000 / 2000Gm used (rb) grid clip - bottom getter - black base - oval black plate - JAN - green lettering
1 12J5-GT / VT-135 $2.00 Sylvania 130% 2600 / 2000Gm used (wb) grid clip - bottom getter - black base - oval black plate - JAN - white lettering
1 12J5-GT / VT-135 $2.00 Sylvania 140% 2800 / 2000Gm used (rb) grid clip - bottom getter - black base - oval black plate - JAN - green lettering
1 12J5-GT / VT-135 $2.00 Ken-Rad 120% 2200 / 2000Gm used (rb) bottom getter - black base - rectangualr ribbed black plate - JAN
1 12J5-GT / VT-135 $2.00 Ken-Rad 130% 2600 / 2000Gm used (wb) grid clip - bottom getter - black base - oval black plate
1 12J5-GT $3.00 GE 130% 2500 / 2000Gm NOS (ob) bottom getter - black base - rectangular ribbed black plate - white lettering - damaged box
1 12J5-GT $3.00 GE 130% 2500 / 2000Gm NOS (ob) bottom getter - black base - rectangular ribbed black plate - white lettering
1 12J5-GT $3.00 GE 110% 2200 / 2000Gm NOS (ob) bottom getter - black base - rectangular ribbed black plate - white lettering
1 12J5-GT $3.00 GE 120% 2400 / 2000Gm NOS (ob) sealed in box - damaged box
1 12J5-GT $3.00 GE 120% 2600 / 2000Gm NOS (OB) sealed in box
1 12J5-GT $3.00 Raytheon 140% 3000 / 2000Gm NOS (OB) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $3.00 Admiral 110% 2200 / 2000Gm NOS (OB) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $3.00 National Union 140% 3000 / 2000Gm NOS (OB) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $3.00 Zenith 110% 2400 / 2000Gm NOS (OB) grid clip - bottom getter - black base - oval black plate
1 12J5-GT $3.00 Sylvania 130% 2800 / 2000Gm NOS (OB) bottom getter - black base - rectangular ribbed black plate - green lettering
1 12J5-GT $3.00 Sylvania 110% 2300 / 2000Gm NOS (OB) bottom getter - black base - oval black plate - green lettering
1 12J5-GT $3.00 Sylvania 110% 2300 / 2000Gm NOS (OB) bottom getter - black base - rectangular ribbed gray plate - yellow lettering
1 12J5-GT $3.00 Sylvania 120% 2400 / 2000Gm NOS (OB) grid clip - bottom getter - black base - oval black plate - green lettering
1 12J5-GT $3.00 Sylvania 130% 2600 / 2000Gm NOS (wb) grid clip - bottom getter - black base - oval black plate - green lettering
1 12J5-GT $2.00 RCA 110% 2200 / 2000Gm used (rb) bottom getter - black base - rectangular ribbed black plate - silver lettering
1 12J5-GT $2.00 RCA 115% 2200 / 2000Gm used (rb) bottom getter - black base - rectangular ribbed black plate - silver lettering
1 12J5-GT $2.00 RCA 120% 2400 / 2000Gm used (rb) bottom getter - black base - rectangular ribbed black plate - silver lettering
1 12J5-GT $2.00 RCA 100% 2000 / 2000Gm used (rb) bottom getter - black base - rectangular ribbed black plate - silver lettering
1 12J5-GT $2.00 Sylvania 100% 2200 / 2000Gm used (ob) bottom getter - black base - rectangular ribbed black plate - yellow lettering
1 12J5-GT $2.00 Sylvania 130% 2500 / 2000Gm used (rb) grid clip - bottom getter - black base - oval black plate - green lettering
1 12J5-GT $2.00 Sylvania 130% 2400 / 2000Gm used (rb) grid clip - bottom getter - black base - oval black plate - green lettering
1 12J5-GT $2.00 National Union 140% 2600 / 2000Gm used (rb) top getter - black base - rectangular ribbed black plate - tripple mica
1 12J5-GT $2.00 RCA Victor 120% 2800 / 2000Gm used (wb) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT / VT-135 $2.00 RCA 130% 2400 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT / VT-135 $2.00 RCA 130% 2400 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - US Army
1 12J5-GT / VT-135 $2.00 RCA 120% 2100 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - US Army
1 12J5-GT / VT-135 $2.00 Sylvania 140% 2700 / 2000Gm used (L) grid clip - bottom getter - black base - oval black plate - white lettering
1 12J5-GT / VT-135 $2.00 Sylvania 125% 2200 / 2000Gm used (L) grid clip - bottom getter - black base - oval black plate - white lettering
1 12J5-GT / VT-135 $2.00 Tung-Sol 115% 2000 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT / VT-135 $2.00 Ken-Rad 120% 2900 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - JAN
1 12J5-GT $2.00 Sylvania 110% 1900 / 2000Gm used (L) bottom getter - black base - rectangular ribbed gray plate - yellow lettering
1 12J5-GT $2.00 Sylvania 130% 2600 / 2000Gm used (L) grid clip - bottom getter - black base - oval black plate - green lettering
1 12J5-GT $2.00 Tung-Sol 110% 2000 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $2.00 GE 120% 2300 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - white lettering
1 12J5-GT $2.00 GE 120% 2500 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - white lettering
1 12J5-GT $2.00 GE 130% 2200 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - white lettering
1 12J5-GT $2.00 Ken-Rad 105% 2000 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $2.00 Ken-Rad 115% 2200 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $2.00 Ken-Rad 110% 2200 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $2.00 National Union 130% 2400 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - JAN
1 12J5-GT $2.00 National Union 130% 2300 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $2.00 Delco 140% 2500 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $2.00 Philco 110% 2200 / 2000Gm used (L) bottom getter - black base - oval black plate
1 12J5-GT $2.00 RCA 100% 1900 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - silver lettering
1 12J5-GT $2.00 RCA 100% 1900 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - silver lettering
1 12J5-GT $2.00 RCA 130% 2400 / 2000Gm used (L) bottom getter - black base - rectangular ribbed gray plate - red lettering
1 12J5-GT $1.00 RCA 90% 1900 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - silver lettering
1 12J5-GT $1.00 Sylvania 110% 2300 / 2000Gm used (rb) bottom getter - black base - rectangular ribbed gray plate - loose glass inside
1 12J5-GT $1.00 Sylvania 130% 2600 / 2000Gm used (ob) bottom getter - black base - oval black plate - loose base - green lettering
1 12J5-GT $1.00 Sylvania 120% 2400 / 2000Gm used (L) grid clip - bottom getter - black base - oval black plate - loose base - green lettering
1 12J5-GT $1.00 Sylvania 110% 2700 / 2000Gm used (OB) grid clip - bottom getter - black base - oval black plate - loose base - green lettering
1 12J5-GT / VT-135 $1.00 RCA 140% 2600 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate - JAN - loose base
1 12J5-GT $1.00 Admiral 90% 1800 / 2000Gm used (L) bottom getter - black base - rectangular ribbed black plate
1 12J5-GT $1.00 unknown 120% 2200 / 2000Gm used (rb) top getter - black base - rectangular ribbed black plate - tripple mica
1 12J5 $5.00 GE 130% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 125% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 110% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 125% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 115% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 140% 2600 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2200 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2200 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 130% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 110% 2300 / 2000Gm NOS (wb) metal - white lettering
1 12J5 $5.00 GE 110% 2300 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 120% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 GE 110% 2400 / 2000Gm NOS (OB) metal - white lettering
1 12J5 $5.00 Dumont 110% 2200 / 2000Gm NOS (OB) metal
1 12J5 $5.00 Dumont 110% 2200 / 2000Gm NOS (OB) metal
1 12J5 $2.50 GE 120% 2200 / 2000Gm used (L) metal - white 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
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Contact MDB Ventures
sales@mdbventures.com
or
sales@fourwater.com