MDB Ventures Miniature Radio 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, miniature, subminature, metal, power, transmitter tubes and many more.
MDB Ventures Miniature Radio Tubes
Qty
Avail | Tube
Type | Price
Each | Tube
Brand | Emission
Strength | Mutual
Conduct |
Desc |
Notes
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| 1 | 5M-K9 | $4.00 | Toshiba | 100% | --- | used (wb) | --- |
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| 1 | 17H3 | $3.00 | GE | 110% | --- | NOS (OB) | white lettering |
| 1 | 17H3 | $3.00 | GE | 110% | --- | NOS (OB) | white lettering |
| 1 | 17H3 | $3.00 | GE | 110% | --- | NOS (OB) | white lettering |
| 1 | 17H3 | $3.00 | GE | 110% | --- | NOS (OB) | white lettering |
| 1 | 17H3 | $3.00 | GE | 110% | --- | NOS (OB) | white lettering |
| 1 | 17H3 | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 17H3 | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 17H3 | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 17H3 | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 17H3 | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 17H3 | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 17H3 | $3.00 | GM / Delco | 110% | --- | NOS (OB) | --- |
| 1 | 17H3 | $3.00 | GM / Delco | 110% | --- | NOS (OB) | worn box |
| 1 | 17H3 | $1.50 | Sylvania | 110% | --- | used (OB) | yellow lettering |
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| 1 | 35C3 | $4.00 | Rogers | 110% | --- | used (rb) | gt britain |
| 1 | 35C3 | $4.00 | Marconi | 110% | --- | used (rb) | canada |
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| 1 | 35W4 | $9.00 | Amperex | 130% | --- | NOS (OB) | world logo |
| 1 | 35W4/HY90 | $9.00 | Tung-Sol | 120% | --- | NOS (OB) | --- |
| 1 | 35W4/HY90 | $9.00 | IEC/Mullard | 120% | --- | NOS (OB) | Japan |
| 1 | 35W4 | $9.00 | Sylvania | 130% | --- | NOS (OB) | yellow lettering |
| 1 | 35W4 | $9.00 | Sylvania | 115% | --- | NOS (OB) | yellow lettering |
| 1 | 35W4 | $9.00 | Sylvania | 120% | --- | NOS (OB) | yellow lettering |
| 1 | 35W4 | $9.00 | Sylvania | 120% | --- | NOS (OB) | green lettering |
| 1 | 35W4 | $9.00 | Sylvania | 120% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | Sylvania | 120% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | Sylvania | 120% | --- | NOS (OB) | red lettering - torn box flap |
| 1 | 35W4 | $9.00 | RCA | 120% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | RCA | 120% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | RCA | 120% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | RCA | 120% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | RCA | 120% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | RCA | 130% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | RCA | 130% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | GE | 120% | --- | NOS (OB) | red lettering |
| 1 | 35W4 | $9.00 | GE | 120% | --- | NOS (OB) | white lettering |
| 1 | 35W4 | $9.00 | GE | 120% | --- | NOS (OB) | white lettering |
| 1 | 35W4 | $9.00 | Philco | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Philco | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Philco | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Philco | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Philco | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | CBS | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | CBS | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | CBS | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | CBS/Hytron | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | CBS/Hytron | 120% | --- | NOS (OB) | damaged box |
| 1 | 35W4 | $9.00 | Westinghouse | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Westinghouse | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Westinghouse | 130% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Zenith | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Zenith | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Raytheon | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Raytheon | 120% | --- | NOS (OB) | Japan |
| 1 | 35W4 | $9.00 | Raytheon | 120% | --- | NOS (OB) | Japan |
| 1 | 35W4 | $9.00 | Raytheon | 120% | --- | NOS (OB) | Japan |
| 1 | 35W4 | $9.00 | Raytheon | 120% | --- | NOS (OB) | Japan |
| 1 | 35W4 | $9.00 | Admiral | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Triad | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Triad | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Triad | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Triad | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Triad | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Lindal | 115% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | Arcturus | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $9.00 | International Servicemaster | 120% | --- | NOS (OB) | Japan |
| 1 | 35W4 | $9.00 | International Servicemaster | 120% | --- | NOS (OB) | Japan |
| 1 | 35W4 | $9.00 | International Servicemaster | 120% | --- | NOS (OB) | Japan |
| 1 | 35W4 | $9.00 | International Servicemaster | 120% | --- | NOS (OB) | Japan |
| 1 | 35W4 | $9.00 | ITT | 120% | --- | NOS (OB) | --- |
| 1 | 35W4 | $4.00 | GE | 115% | --- | used good (rb) | white lettering |
| 1 | 35W4 | $4.00 | RCA | 120% | --- | used good (rb) | white lettering |
| 1 | 35W4 | $4.00 | Sylvania | 120% | --- | used good (rb) | yellow lettering |
| 1 | 35W4 | $4.00 | Sylvania | 120% | --- | used good (rb) | red lettering |
| 1 | 35W4 | $4.00 | Sylvania | 120% | --- | used good (rb) | red lettering |
| 1 | 35W4 | $4.00 | Sylvania | 115% | --- | used good (rb) | yellow lettering |
| 1 | 35W4 | $4.00 | Philco | 120% | --- | used good (rb) | --- |
| 1 | 35W4 | $4.00 | Motorola | 120% | --- | used good (rb) | --- |
| 1 | 35W4 | $4.00 | unknown | 120% | --- | used good (rb) | --- |
| 1 | 35W4 | $4.00 | unknown | 115% | --- | used good (rb) | --- |
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| 1 | 36AM3B | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 36AM3B | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 36AM3B | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 36AM3B | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 36AM3B | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 36AM3B | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 36AM3B | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 36AM3B | $3.00 | RCA | 110% | --- | NOS (OB) | red lettering |
| 1 | 36AM3B | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 36AM3B | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 36AM3B | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 36AM3B | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 36AM3B | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 36AM3B | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 36AM3B | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 36AM3B | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 36AM3B | $3.00 | Zenith | 110% | --- | NOS (OB) | --- |
| 1 | 36AM3B | $3.00 | Triad | 110% | --- | NOS (OB) | --- |
| 1 | 36AM3A | $3.00 | Admiral | 110% | --- | NOS (OB) | --- |
| 1 | 36AM3B | $1.00 | unknown | 115% | --- | used (L) | --- |
| 1 | 36AM3B | $1.00 | unknown | 110% | --- | used (L) | --- |
| 1 | 36AM3B | $1.00 | Sylvania | 100% | --- | used (L) | green lettering |
| 1 | 36AM3 | $1.00 | GE | 110% | --- | used (L) | white lettering |
| 1 | 36AM3 | $1.00 | Silvertone | 105% | --- | used (L) | --- |
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| 1 | 45Z3 | $3.00 | RCA | 120% | --- | NOS (OB) | white lettering |
| 1 | 45Z3 | $3.00 | RCA | 120% | --- | NOS (OB) | white lettering |
| 1 | 45Z3 | $3.00 | RCA | 125% | --- | NOS (OB) | white lettering |
| 1 | 45Z3 | $3.00 | RCA | 125% | --- | NOS (OB) | white lettering |
| 1 | 45Z3 | $3.00 | RCA | 125% | --- | NOS (OB) | white lettering |
| 1 | 45Z3 | $3.00 | GE | 120% | --- | NOS (OB) | white lettering |
| 1 | 45Z3 | $3.00 | GE | 120% | --- | NOS (OB) | white lettering |
| 1 | 45Z3 | $3.00 | GE | 125% | --- | NOS (OB) | white lettering |
| 1 | 45Z3 | $3.00 | Sylvania | 120% | --- | NOS (OB) | green lettering |
| 1 | 45Z3 | $3.00 | Sylvania | 120% | --- | NOS (OB) | green lettering |
| 1 | 45Z3 | $3.00 | Raytheon | 125% | --- | NOS (OB) | sealed in box |
| 1 | 45Z3 | $3.00 | Raytheon | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Raytheon | 120% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Ken-Rad | 120% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | National Union | 120% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Admiral | 120% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Admiral | 120% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Admiral | 120% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Cunningham | 130% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 125% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 120% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 120% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 120% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 130% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 130% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 130% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 130% | --- | NOS (OB) | --- |
| 1 | 45Z3 | $3.00 | Tung-Sol | 135% | --- | NOS (OB) | --- |
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| 1 | 50DC4 | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 50DC4 | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 50DC4 | $3.00 | Sylvania | 110% | --- | NOS (OB) | yellow lettering |
| 1 | 50DC4 | $3.00 | Dumont | 110% | --- | NOS (OB) | --- |
| 1 | 50DC4 | $3.00 | Dumont | 110% | --- | NOS (OB) | --- |
| 1 | 50DC4 | $2.00 | GE | 110% | --- | used (wb) | red lettering |
| 1 | 50DC4 | $2.00 | GE | 110% | --- | used (L) | white lettering |
| 1 | 50DC4 | $2.00 | GE | 110% | --- | used (L) | white lettering |
| 1 | 50DC4 | $2.00 | Westinghouse | 100% | --- | used (L) | white lettering |
| 1 | 50DC4 | $0.50 | RCA | 110% | --- | used leaky (500K) (rb) | red lettering |
| 1 | 50DC4 | $0.50 | Dumont | 110% | --- | used leaky (2M) (L) | --- |
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 Miniature 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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