MDB Ventures 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/loktal, miniature, subminature, metal, power, transmitter tubes and many more.
MDB Ventures Radio Tubes
Qty Avail | Tube Type | Price Each | Tube Brand | Emission Strength | Mutual Conduct | Desc | Notes
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1 | 1612 | $2.50 | RCA | 110% | 1000 / 650:1100 / 650Gm | used (wb) | metal - red lettering (special 6L7) |
1 | 6L7 / VT-87 | $4.00 | RCA | 120% | 1100 / 650:1150 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 120% | 1200 / 650:1100 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 110% | 1100 / 650:1100 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 110% | 1050 / 650:1150 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 120% | 1050 / 650:1050 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 130% | 1200 / 650:1100 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 130% | 1100 / 650:1200 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 120% | 1000 / 650:1100 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 125% | 1100 / 650:1200 / 650Gm | NOS (OB) | US Army - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 130% | 1100 / 650:1200 / 650Gm | NOS (OB) | US Army - metal |
1 | 6L7 / VT-87 | $4.00 | RCA | 120% | 1100 / 650:1200 / 650Gm | NOS (wb) | US Army - metal |
1 | 6L7 / VT-87 | $4.00 | Ken-Rad | 120% | 1050 / 650:1150 / 650Gm | NOS (OB) | US Army - metal |
1 | 6L7 / VT-87 | $4.00 | Ken-Rad | 120% | 1050 / 650:1150 / 650Gm | NOS (OB) | US Army - metal - sealed in box |
1 | 6L7 / VT-87 | $4.00 | Ken-Rad | 130% | 1100 / 650:1250 / 650Gm | NOS (OB) | US Army - metal - sealed in box |
1 | 6L7 / VT-87 | $4.00 | Ken-Rad | 120% | 1050 / 650:1200 / 650Gm | NOS (OB) | US Army - metal - sealed in box |
1 | 6L7 / VT-87 | $4.00 | Ken-Rad | untested | sealed in box | NOS (OB) | US Army - metal - sealed in box |
1 | 6L7 / VT-87 | $4.00 | Ken-Rad | 130% | 1200 / 650:1300 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | Ken-Rad | 120% | 1100 / 650:1200 / 650Gm | NOS (OB) | JAN - metal |
1 | 6L7 / VT-87 | $4.00 | Ken-Rad | 120% | 1000 / 650:1100 / 650Gm | NOS (OB) | JAN - metal - sealed in box - damaged box |
1 | 6L7 / VT-87 | $4.00 | Ken-Rad | 110% | 1000 / 650:1100 / 650Gm | NOS (wb) | metal |
1 | 6L7 / VT-87 | $4.00 | Bendix | 130% | 1000 / 650:1200 / 650Gm | NOS (OB) | JAN - metal - sealed in box |
1 | 6L7 / VT-87 | $4.00 | Bendix | 120% | 1250 / 650:1300 / 650Gm | NOS (OB) | JAN - metal - sealed in box |
1 | 6L7 | $4.00 | RCA | 120% | 1100 / 650:1150 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 120% | 1150 / 650:1150 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1100 / 650:1000 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 120% | 1100 / 650:1200 / 650Gm | NOS (OB) | metal - silver lettering - torn box flap |
1 | 6L7 | $4.00 | RCA | 120% | 1050 / 650:1100 / 650Gm | NOS (wb) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 120% | 1100 / 650:1200 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 115% | 1050 / 650:1150 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 120% | 1000 / 650:1200 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 120% | 1000 / 650:1100 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 120% | 1000 / 650:1100 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1100 / 650:1000 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 115% | 1050 / 650:1150 / 650Gm | NOS (OB) | metal - silver lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1000 / 650:1100 / 650Gm | NOS (wb) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1100 / 650:1000 / 650Gm | NOS (wb) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1100 / 650:1050 / 650Gm | NOS (wb) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1000 / 650:1100 / 650Gm | NOS (wb) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1100 / 650:1000 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 115% | 1100 / 650:1200 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1000 / 650:1100 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 115% | 1150 / 650:1050 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1050 / 650:1150 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1000 / 650:1000 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 120% | 1200 / 650:1100 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 120% | 1050 / 650:1100 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 120% | 1100 / 650:1200 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | 110% | 1100 / 650:1050 / 650Gm | NOS (OB) | metal - red lettering |
1 | 6L7 | $4.00 | RCA | untested | sealed in box | NOS (OB) | metal - sealed in box |
1 | 6L7 | $4.00 | Raytheon | 120% | 1000 / 650:1100 / 650Gm | NOS (OB) | metal |
1 | 6L7 | $4.00 | Raytheon | 110% | 1000 / 650:1100 / 650Gm | NOS (OB) | metal |
1 | 6L7 | $4.00 | RCA Victor | 120% | 1100 / 650:1150 / 650Gm | NOS (OB) | metal |
1 | 6L7 | $4.00 | RCA Victor | 120% | 1150 / 650:1100 / 650Gm | NOS (OB) | metal |
1 | 6L7 | $4.00 | RCA Victor | 120% | 1050 / 650:1150 / 650Gm | NOS (OB) | metal - damaged box |
1 | 6L7 | $4.00 | Ken-Rad | 120% | 1050 / 650:1150 / 650Gm | NOS (wb) | metal |
1 | 6L7 | $2.00 | RCA | 100% | 1000 / 650:1100 / 650Gm | used (rb) | metal - silver lettering |
1 | 6L7 | $2.00 | RCA | 110% | 1100 / 650:1000 / 650Gm | used (rb) | metal - silver lettering |
1 | 6L7 | $2.00 | RCA | 110% | 1100 / 650:1150 / 650Gm | used (rb) | metal - silver lettering |
1 | 6L7 | $2.00 | RCA | 110% | 1000 / 650:1100 / 650Gm | used (rb) | metal - red lettering |
1 | 6L7 | $2.00 | RCA | 100% | 900 / 650:1000 / 650Gm | used (rb) | metal - red lettering |
1 | 6L7 | $2.00 | RCA | 120% | 1100 / 650:1150 / 650Gm | used (wb) | metal - silver lettering |
1 | 6L7 | $2.00 | RCA | 125% | 1150 / 650:1150 / 650Gm | used (wb) | metal - silver lettering |
1 | 6L7 | $2.00 | RCA | 120% | 1000 / 650:1100 / 650Gm | used (ob) | metal - silver lettering |
1 | 6L7 | $2.00 | RCA | 100% | 900 / 650:1000 / 650Gm | used (ob) | metal - silver lettering - JAN |
1 | 6L7 | $2.00 | Ken-Rad | 130% | 1200 / 650:1400 / 650Gm | used (wb) | metal |
1 | 6L7 | $2.00 | Ken-Rad | 130% | 1100 / 650:1200 / 650Gm | used (wb) | metal |
1 | 6L7 | $2.00 | Ken-Rad | 130% | 1200 / 650:1300 / 650Gm | used (wb) | metal |
1 | 6L7 | $2.00 | Ken-Rad | 140% | 1500 / 650:1200 / 650Gm | used (wb) | metal |
1 | 6L7 | $2.00 | Raytheon | 100% | 900 / 650:1100 / 650Gm | used (rb) | metal |
1 | 6L7 | $2.00 | Emerson | 130% | 1100 / 650:1200 / 650Gm | used (rb) | metal |
1 | 6L7 | $2.00 | Sylvania | 120% | 1100 / 650:1150 / 650Gm | used (rb) | metal - green lettering |
1 | 6L7 | $2.00 | Raytheon | 110% | 1000 / 650:1100 / 650Gm | used (rb) | metal |
1 | 6L7 | $2.00 | Raytheon | 100% | 950 / 650:1000 / 650Gm | used (rb) | metal |
1 | 6L7 | $2.00 | Ken-Rad | 120% | 1100 / 650:1200 / 650Gm | used (rb) | metal |
1 | 6L7 | $2.00 | Tung-Sol | 110% | 1100 / 650:1200 / 650Gm | used (rb) | metal |
1 | 6L7 | $2.00 | RCA | 110% | 1000 / 650:1100 / 650Gm | used (L) | metal - silver lettering |
1 | 6L7 | $2.00 | RCA | 120% | 1200 / 650:1250 / 650Gm | used (L) | metal - silver lettering |
1 | 6L7 | $2.00 | Ken-Rad | 120% | 1100 / 650:1200 / 650Gm | used (L) | metal - JAN |
1 | 6L7 | $2.00 | Ken-Rad | 120% | 1100 / 650:1100 / 650Gm | used (L) | metal |
1 | 6L7 | $2.00 | CBS | 110% | 1000 / 650:1100 / 650Gm | used (L) | metal |
1 | 6L7 / VT-87 | $2.00 | Ken-Rad | 130% | 1200 / 650:1300 / 650Gm | used (L) | metal - JAN |
1 | 6L7 / VT-87 | $2.00 | Ken-Rad | 130% | 1100 / 650:1250 / 650Gm | used (L) | metal - JAN |
1 | 6L7 / VT-87 | $2.00 | RCA | 110% | 1000 / 650:1100 / 650Gm | used (L) | metal - JAN |
1 | 6L7 | $1.00 | Sylvania | 90% | 950 / 650:1000 / 650Gm | used (rb) | metal - green lettering |
1 | 6L7 | $1.00 | RCA | 90% | 1300 / 650:1300 / 650Gm | used (rb) | metal - silver lettering |
1 | 6L7 | $1.00 | RCA | 90% | 900 / 650:1000 / 650Gm | used (L) | metal - silver lettering |
1 | 6L7 | $1.00 | Sylvania | 100% | 900 / 650:1000 / 650Gm | used (L) | metal - yellow lettering |
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1 | 6Q7-GT | $5.00 | RCA | 120% diodes:120% / 120% | 1000 / 500Gm | NOS (OB) | metal base band - red lettering |
1 | 6Q7-GT | $5.00 | RCA | 120% diodes:120% / 120% | 850 / 500Gm | NOS (OB) | metal base band - black lettering |
1 | 6Q7-GT | $5.00 | Hyvac | 110% diodes:120% / 120% | 800 / 500Gm | NOS (OB) | metal base band |
1 | 6Q7-GT | $5.00 | National Union | 120% diodes:120% / 120% | 800 / 500Gm | NOS (OB) | metal base band |
1 | 6Q7-GT | $5.00 | National Union | 130% diodes:110% / 110% | 950 / 500Gm | NOS (OB) | metal base band - torn box flap |
1 | 6Q7 / VT-92 | $5.00 | RCA | 130% diodes:120% / 110% | 1000 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 / VT-92 | $5.00 | RCA | 110% diodes:120% / 120% | 900 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 / VT-92 | $5.00 | RCA | 110% diodes:120% / 120% | 1000 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 / VT-92 | $5.00 | RCA | 120% diodes:120% / 120% | 800 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 / VT-92 | $5.00 | RCA | 120% diodes:120% / 120% | 950 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 / VT-92 | $5.00 | RCA | 120% diodes:120% / 120% | 900 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 / VT-92 | $5.00 | Ken-Rad | 110% diodes:120% / 120% | 1000 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 / VT-92 | $5.00 | Ken-Rad | 120% diodes:120% / 110% | 1100 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 / VT-92 | $5.00 | Ken-Rad | 120% diodes:110% / 110% | 1000 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 / VT-92 | $5.00 | Ken-Rad | 130% diodes:110% / 120% | 1000 / 500Gm | NOS (OB) | metal - JAN |
1 | 6Q7 | $5.00 | RCA | 120% diodes:120% / 140% | 900 / 500Gm | NOS (OB) | metal - red lettering |
1 | 6Q7 | $5.00 | RCA | 120% diodes:120% / 120% | 900 / 500Gm | NOS (OB) | metal - red lettering |
1 | 6Q7 | $5.00 | RCA | 120% diodes:120% / 120% | 900 / 500Gm | NOS (OB) | metal - red lettering |
1 | 6Q7 | $5.00 | RCA | 120% diodes:120% / 120% | 800 / 500Gm | NOS (OB) | metal - red lettering |
1 | 6Q7 | $5.00 | RCA | 110% diodes:110% / 120% | 800 / 500Gm | NOS (OB) | metal - red lettering |
1 | 6Q7 | $5.00 | RCA | 140% diodes:120% / 120% | 1000 / 500Gm | NOS (OB) | metal - silver lettering |
1 | 6Q7 | $5.00 | Sylvania | 130% diodes:110% / 110% | 900 / 500Gm | NOS (OB) | metal - yellow lettering |
1 | 6Q7 | $5.00 | Sylvania | 140% diodes:120% / 120% | 1000 / 500Gm | NOS (wb) | metal - green lettering |
1 | 6Q7 | $5.00 | GE | 140% diodes:120% / 120% | 1100 / 500Gm | NOS (wb) | metal - white lettering |
1 | 6Q7 | $5.00 | GE | 140% diodes:110% / 120% | 1100 / 500Gm | NOS (wb) | metal - white lettering |
1 | 6Q7 | $5.00 | GE | 110% diodes:110% / 110% | 800 / 500Gm | NOS (wb) | metal - white lettering |
1 | 6Q7 | $5.00 | GE | 130% diodes:120% / 130% | 1000 / 500Gm | NOS (OB) | metal - white lettering |
1 | 6Q7 | $5.00 | GE | 130% diodes:120% / 120% | 1000 / 500Gm | NOS (OB) | metal - white lettering |
1 | 6Q7 | $5.00 | Westinghouse | 110% diodes:110% / 120% | 850 / 500Gm | NOS (OB) | metal |
1 | 6Q7-GT | $2.00 | RCA | 120% diodes:120% / 120% | 1200 / 500Gm | used (wb) | metal base band - black lettering |
1 | 6Q7-GT | $2.00 | RCA | 120% diodes:120% / 120% | 900 / 500Gm | used (wb) | black base - silver lettering |
1 | 6Q7-GT | $2.00 | Tung-Sol | 110% diodes:120% / 120% | 850 / 500Gm | used (wb) | metal base band |
1 | 6Q7-GT | $2.00 | National Union | 120% diodes:120% / 120% | 900 / 500Gm | used (rb) | metal base band - base bnad is split |
1 | 6Q7-GT | $2.00 | National Union | 110% diodes:120% / 120% | 750 / 500Gm | used (wb) | metal base band |
1 | 6Q7-GT | $2.00 | unknown | 130% diodes:130% / 130% | 1000 / 500Gm | used (rb) | metal base band |
1 | 6Q7 | $2.00 | RCA | 120% diodes:110% / 110% | 950 / 500Gm | used (rb) | metal - silver lettering |
1 | 6Q7 | $2.00 | RCA | 130% diodes:120% / 120% | 900 / 500Gm | used (rb) | metal - silver lettering |
1 | 6Q7 | $2.00 | RCA | 120% diodes:110% / 100% | 1000 / 500Gm | used (rb) | metal - silver lettering |
1 | 6Q7 | $2.00 | RCA | 130% diodes:120% / 120% | 1000 / 500Gm | used (rb) | metal - silver lettering |
1 | 6Q7 | $2.00 | Ken-Rad | 130% diodes:120% / 120% | 1000 / 500Gm | used (rb) | metal |
1 | 6Q7 | $2.00 | Sylvania | 120% diodes:120% / 120% | 800 / 500Gm | used (rb) | metal - yellow lettering |
1 | 6Q7 / VT-92 | $2.00 | RCA | 140% diodes:110% / 120% | 1200 / 500Gm | used (L) | metal - US Army |
1 | 6Q7 | $2.00 | RCA Victor | 100% diodes:120% / 120% | 800 / 500Gm | used (L) | metal |
1 | 6Q7 | $2.00 | RCA Victor | 120% diodes:120% / 120% | 800 / 500Gm | used (L) | metal |
1 | 6Q7 | $2.00 | RCA | 130% diodes:120% / 120% | 900 / 500Gm | used (L) | metal - silver lettering |
1 | 6Q7 | $2.00 | RCA | 130% diodes:120% / 120% | 1000 / 500Gm | used (L) | metal - silver lettering |
1 | 6Q7 | $2.00 | RCA | 110% diodes:120% / 120% | 900 / 500Gm | used (L) | metal - silver lettering |
1 | 6Q7 | $2.00 | Ken-Rad | 140% diodes:120% / 120% | 1300 / 500Gm | used (L) | metal |
1 | 6Q7 | $2.00 | Ken-Rad | 130% diodes:120% / 120% | 1000 / 500Gm | used (L) | metal |
1 | 6Q7 | $2.00 | GE | 110% diodes:110% / 110% | 900 / 500Gm | used (L) | metal - white lettering |
1 | 6Q7 | $2.00 | GE | 130% diodes:120% / 120% | 1000 / 500Gm | used (L) | metal - white lettering |
1 | 6Q7 | $2.00 | Delco | 130% diodes:120% / 110% | 1000 / 500Gm | used (L) | metal |
1 | 6Q7-GT | $1.00 | Tung-Sol | 90% diodes:110% / 110% | 600 / 500Gm | used (wb) | metal base band |
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, (M)=Metal, (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 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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