Welcome to MDB Ventures Audio Tube Store
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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
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1 | 6BQ5 | $45.00 | Telefunken | 110% | 9000 / 7500Gm - 95DMC | used (OB) | (M9) --- |
1 | 6BQ5 | $15.00 | Magnavox | 120% | 8750 / 7500Gm | used (rb) | (M9) grid 'c' clip |
1 | 6BQ5 | $15.00 | unknown | 120% | 7000 / 7500Gm | used (rb) | (M9) grid 'c' clip |
1 | 6BQ5 | $12.00 | Realistic | 100% | 8500 / 7500Gm | used (wb) | (M9) grid 'c' clip |
1 | 6BQ5 / EL84 | $15.00 | Sylvania | 125% | 8000 / 7500Gm | used (ob) | (M9) --- |
1 | 6BQ5 | $15.00 | Zenith | 125% | 9000 / 7500Gm | used (wb) | (M9) --- |
1 | 6BQ5 | $15.00 | Wards Airline | 110% | 7000 / 7500Gm | used (rb) | (M9) --- |
1 | 6BQ5 | $15.00 | unknown | 115% | 8250 / 7500Gm | used (rb) | (M9) --- |
1 | 6BQ5 | $15.00 | unknown (usa) | 105% | 8500 / 7500Gm | used (wb) | (M9) --- |
1 | 6BQ5 | $15.00 | unknown | 105% | 8750 / 7500Gm | used (wb) | (M9) --- |
1 | 6BQ5 / EL84 | $12.00 | GE | 100% | 6500 / 7500Gm | used (wb) | (M9) --- |
1 | 6BQ5 | $12.00 | Motorola | 100% | 7500 / 7500Gm | used (wb) | (M9) --- |
1 | 6BQ5 | $12.00 | Zenith | 100% | 8250 / 7500Gm | used (rb) | (M9) --- |
1 | 6BQ5 | $12.00 | unknown (japan) | 100% | 6500 / 7500Gm | used (rb) | (M9) --- |
1 | 6BQ5 | $12.00 | unknown | 100% | 7500 / 7500Gm | used (wb) | (M9) --- |
1 | 6BQ5 | $12.00 | unknown | 100% | 7000 / 7500Gm | used (rb) | (M9) --- |
1 | 6BQ5 | $12.00 | unknown | 100% | 8000 / 7500Gm | used (wb) | (M9) --- |
1 | 6BQ5 | $10.00 | Sylvania | 95% | 7500 / 7500Gm | used (ob) | (M9) grid 'c' clip |
1 | 6BQ5 | $9.00 | NEC | 90% | 6000 / 7500Gm | used (wb) | (M9) grid 'c' clip |
1 | 6BQ5 | $7.50 | RCA | 90% | 6000 / 7500Gm | used (ob) | (M9) --- |
1 | 6BQ5 | $7.50 | unknown | 90% | 5500 / 7500Gm | used (wb) | (M9) --- |
1 | 6BQ5 | $7.50 | unknown(Japan) | 90% | 6000 / 7500Gm | used (wb) | (M9) --- |
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1 | 6094 | $75.00 | Bendix | 115% | 1600 / 4100Gm | NOS (wb) | (M9) Bendix Red Bank tube - super reliable - super rugged - 6BQ5 with different pinout |
1 | 6094 | $10.00 | Bendix | no output | gassy | used (wb) | (M9) Bendix Red Bank tube - super reliable - super rugged - 6BQ5 with different pinout |
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1 | 6GK6 | $18.00 | RCA | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 110% | 8250 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 115% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 130% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | RCA | 125% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $18.00 | Tung-Sol | 130% | 9500 / 7500Gm | NOS (OB) | (M9) torn box flap |
1 | 6GK6 | $18.00 | Amperex | 110% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $15.00 | GE | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $15.00 | GE | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $15.00 | GE | 115% | 8750 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $15.00 | GE | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $15.00 | GE | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $15.00 | GE | 130% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $15.00 | GE | 125% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $15.00 | Raytheon | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Magnavox | 120% | 8250 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Magnavox | 125% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Magnavox | 130% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Westinghouse | 130% | 8750 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Westinghouse | 130% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Westinghouse | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Westinghouse | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Lindal | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Dumont | 110% | 8250 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Raytheon | 130% | 10000 / 7500Gm | NOS (wb) | (M9) --- |
1 | 6GK6 | $15.00 | Sylvania | 115% | 8500 / 7500Gm | NOS (OB) | (M9) yellow lettering |
1 | 6GK6 | $15.00 | Sylvania | 115% | 8000 / 7500Gm | NOS (OB) | (M9) yellow lettering |
1 | 6GK6 | $15.00 | Sylvania | 115% | 8500 / 7500Gm | NOS (OB) | (M9) yellow lettering - water damaged box |
1 | 6GK6 | $15.00 | Sylvania | 115% | 8500 / 7500Gm | NOS (OB) | (M9) red lettering |
1 | 6GK6 | $15.00 | Sylvania | 115% | 8500 / 7500Gm | NOS (OB) | (M9) yellow lettering |
1 | 6GK6 | $15.00 | Sylvania | 115% | 8250 / 7500Gm | NOS (OB) | (M9) yellow lettering |
1 | 6GK6 | $15.00 | Sylvania | 120% | 8000 / 7500Gm | NOS (OB) | (M9) yellow lettering |
1 | 6GK6 | $15.00 | Sylvania | 110% | 8500 / 7500Gm | NOS (OB) | (M9) yellow lettering |
1 | 6GK6 | $15.00 | Sylvania | 125% | 8500 / 7500Gm | NOS (OB) | (M9) yellow lettering |
1 | 6GK6 | $15.00 | Sylvania | 130% | 9000 / 7500Gm | NOS (OB) | (M9) yellow lettering - damaged box |
1 | 6GK6 | $14.00 | Zenith | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Zenith | 125% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Zenith | 125% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Zenith | 115% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Zenith | 125% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Zenith | 125% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Zenith | 115% | 8000 / 7500Gm | NOS (wb) | (M9) --- |
1 | 6GK6 | $14.00 | Zenith | 125% | 10500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $14.00 | Zenith | 110% | 10250 / 7500Gm | NOS (OB) | (M9) --- |
1 | 6GK6 | $7.50 | RCA | 110% | 8000 / 7500Gm | used (OB) | (M9) --- |
1 | 6GK6 | $6.00 | RCA | 100% | 9000 / 7500Gm | used (OB) | (M9) --- |
1 | 6GK6 | $6.00 | RCA | 100% | 7000 / 7500Gm | used (OB) | (M9) --- |
1 | 6GK6 | $6.00 | RCA | 100% | 7750 / 7500Gm | used (OB) | (M9) --- |
1 | 6GK6 | $5.00 | RCA | 95% | 7500 / 7500Gm | used (OB) | (M9) --- |
1 | 6GK6 | $5.00 | RCA | 95% | 7500 / 7500Gm | used (OB) | (M9) --- |
1 | 6GK6 | $7.00 | Sylvania | 110% | 7000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | Zenith | 105% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.50 | Zenith | 120% | 8500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.50 | Zenith | 120% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.50 | Zenith | 120% | 8250 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.50 | Zenith | 130% | 9000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.50 | Motorola | 130% | 8500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.00 | Motorola | 120% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.50 | Motorola | 110% | 7000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.50 | Motorola | 120% | 8500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.50 | Motorola | 120% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.50 | Sylvania | 110% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | Sylvania | 110% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $5.00 | Sylvania | 90% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.50 | Zenith | 115% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $5.00 | Zenith | 90% | 7250 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.00 | Raytheon | 130% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | GE | 100% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $5.00 | Realistic | 100% | 7000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | unknown | 130% | 8500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.50 | unknown | 120% | 8750 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | unknown | 130% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.00 | unknown | 140% | 9500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | unknown | 110% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.50 | unknown | 115% | 8750 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $5.00 | unknown | 100% | 8500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | unknown | 110% | 8000 / 7500Gm | used (L) | (M9) --- |
1 | 6GK6 | $5.00 | unknown (usa) | 110% | 7000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | unknown (usa) | 120% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | unknown (usa) | 110% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.00 | unknown (usa) | 140% | 9500 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $6.00 | unknown (usa) | 115% | 7750 / 7500Gm | used (rb) | (M9) --- |
1 | 6GK6 | $7.00 | Zenith | 120% | 8000 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $8.00 | Zenith | 120% | 9500 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $7.00 | Motorola | 120% | 8000 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $6.50 | Motorola (usa) | 125% | 7750 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $7.00 | Motorola | 110% | 8500 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $5.00 | Motorola | 90% | 5000 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $6.00 | Sylvania (usa) | 110% | 7500 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $7.00 | Sylvania | 120% | 8000 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $7.00 | Sylvania | 110% | 8000 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $7.50 | Sylvania | 120% | 9000 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $6.00 | unknown (usa) | 110% | 8000 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $6.00 | unknown | 110% | 8000 / 7500Gm | used (wb) | (M9) --- |
1 | 6GK6 | $4.00 | unknown (canada) | 95% | 4500 / 7500Gm | used (wb) | (M9) --- |
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1 | 6HU8 / ELL80 | $40.00 | Sylvania | 110% / 110% | 100 / 90dmc | NOS (OB) | (M9) --- |
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1 | 8BQ5 | $15.00 | Amperex | 125% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Amperex | 130% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Amperex | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 110% | 8250 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 110% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 110% | 10000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 110% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 115% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 120% | 10000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 120% | 10000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 120% | 10000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 125% | 10000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | RCA | 125% | 10000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Sylvania | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Sylvania | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Sylvania | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Sylvania | 120% | 8250 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Sylvania | 100% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Sylvania | 100% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Sylvania | 115% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Tung-Sol | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $15.00 | Tung-Sol | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $12.00 | GE | 120% | 8750 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $10.00 | Coronado | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $10.00 | Westinghouse | 125% | 10000 / 7500Gm | NOS (wb) | (M9) --- |
1 | 8BQ5 | $10.00 | Truetone | 105% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $10.00 | Truetone | 110% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 8BQ5 | $10.00 | Wards Super Airline | 130% | 9500 / 7500Gm | NOS (OB) | (M9) missing box flap |
1 | 8BQ5 | $5.00 | Wards Airline | 120% | 8500 / 7500Gm | used (wb) | (M9) --- |
1 | 8BQ5 | $7.50 | RCA | 120% | 9250 / 7500Gm | used (wb) | (M9) --- |
1 | 8BQ5 | $7.50 | RCA | 120% | 9000 / 7500Gm | used (ob) | (M9) --- |
1 | 8BQ5 | $7.00 | RCA | 100% | 9000 / 7500Gm | used (ob) | (M9) --- |
1 | 8BQ5 | $7.00 | Sylvania | 100% | 8000 / 7500Gm | used (ob) | (M9) --- |
1 | 8BQ5 | $7.00 | Sylvania | 100% | 8000 / 7500Gm | used (ob) | (M9) --- |
1 | 8BQ5 | $7.00 | Sylvania | 100% | 7500 / 7500Gm | used (ob) | (M9) --- |
1 | 8BQ5 | $7.00 | Sylvania | 125% | 7500 / 7500Gm | used (ob) | (M9) --- |
1 | 8BQ5 | $7.00 | Sylvania | 100% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 8BQ5 | $5.00 | unknown (usa) | 125% | 8500 / 7500Gm | used (rb) | (M9) --- |
1 | 8BQ5 | $5.00 | unknown (usa) | 120% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 8BQ5 | $5.00 | unknown (usa) | 115% | 8500 / 7500Gm | used (rb) | (M9) --- |
1 | 8BQ5 | $5.00 | unknown | 120% | 9000 / 7500Gm | used (rb) | (M9) --- |
1 | 8BQ5 | $5.00 | RCA | 90% | 5500 / 7500Gm | used (ob) | (M9) --- |
1 | 8BQ5 | $5.00 | RCA | 85% | 8000 / 7500Gm | used (ob) | (M9) --- |
1 | 8BQ5 | $5.00 | WG (usa) | 100% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 8BQ5 | $5.00 | Motorola | 100% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 8BQ5 | $5.00 | unknown | 100% | 7000 / 7500Gm | used (wb) | (M9) --- |
1 | 8BQ5 | $5.00 | unknown | 120% | 9000 / 7500Gm | used (wb) | (M9) --- |
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1 | 10BQ5 | $10.00 | Amperex | 120% | 8500 / 7500Gm | NOS (OB) | (M9) water damaged box |
1 | 10BQ5 | $10.00 | RCA | 120% | 10000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $10.00 | RCA | 120% | 10000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $10.00 | RCA | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $10.00 | RCA | 110% | 9750 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $10.00 | RCA | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $7.50 | GE | 130% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $7.50 | GE | 130% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $7.50 | GE | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $7.50 | Zenith | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $7.50 | Sylvania | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10BQ5 | $5.00 | unknown | 110% | 9000 / 7500Gm | used (wb) | (M9) --- |
1 | 10BQ5 | $5.00 | unknown | 140% | 9000 / 7500Gm | used (rb) | (M9) --- |
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1 | 10GK6 | $5.00 | Sylvania | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Sylvania | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Sylvania | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Sylvania | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Sylvania | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Sylvania | 110% | 7500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Sylvania | 110% | 7750 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Sylvania | 115% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Sylvania | 120% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Sylvania | 120% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Philips ECG | 120% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Triad | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Triad | 125% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Triad | 120% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Triad | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Westinghouse | 125% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Westinghouse | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Raytheon | 125% | 9250 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Raytheon | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Raytheon | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Raytheon | 120% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Raytheon | 110% | 8250 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | RCA | 110% | 7500 / 7500Gm | NOS (OB) | (M9) damaged box |
1 | 10GK6 | $5.00 | RCA | 110% | 7500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | RCA | 130% | 9750 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | RCA | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | RCA | 120% | 9500 / 7500Gm | NOS (OB) | (M9) damaged box |
1 | 10GK6 | $5.00 | Zenith | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Zenith | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Zenith | 115% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Zenith | 120% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Zenith | 120% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $5.00 | Lindal | 120% | 10000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 10GK6 | $2.00 | Zenith | 120% | 8500 / 7500Gm | used (rb) | (M9) --- |
1 | 10GK6 | $2.00 | Zenith | 100% | 7250 / 7500Gm | used (rb) | (M9) --- |
1 | 10GK6 | $2.50 | Zenith | 120% | 8500 / 7500Gm | used (rb) | (M9) --- |
1 | 10GK6 | $2.50 | Zenith | 130% | 8250 / 7500Gm | used (rb) | (M9) --- |
1 | 10GK6 | $2.00 | Sylvania | 100% | 8000 / 7500Gm | used (rb) | (M9) --- |
1 | 10GK6 | $2.00 | unknown (usa) | 110% | 7500 / 7500Gm | used (rb) | (M9) --- |
1 | 10GK6 | $2.00 | Sylvania | 110% | 7500 / 7500Gm | used (wb) | (M9) --- |
1 | 10GK6 | $1.50 | Zenith | 110% | 8000 / 7500Gm | used (L) | (M9) (cat:au-20) |
1 | 10GK6 | $1.50 | Zenith | 110% | 6500 / 7500Gm | used (L) | (M9) (cat:au-20) |
1 | 10GK6 | $1.50 | Zenith | 100% | 7000 / 7500Gm | used (L) | (M9) (cat:au-20) |
1 | 10GK6 | $1.50 | unknown | 120% | 8500 / 7500Gm | used (L) | (M9) (cat:au-20) |
1 | 10GK6 | $1.50 | unknown | 115% | 8000 / 7500Gm | used (L) | (M9) (cat:au-20) |
1 | 10GK6 | $1.50 | unknown | 115% | 7500 / 7500Gm | used (L) | (M9) (cat:au-20) |
1 | 10GK6 | $1.50 | unknown | 125% | 9000 / 7500Gm | used (L) | (M9) (cat:au-20) |
1 | 10GK6 | $1.50 | unknown | 130% | 9000 / 7500Gm | used (L) | (M9) (cat:au-20) |
|
1 | 16GK6 | $4.00 | RCA | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | RCA | 120% | 9000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | RCA | 120% | 8750 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | RCA | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | RCA | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | RCA | 110% | 7500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Amperex | 130% | 9500 / 7500Gm | NOS (OB) | (M9) usa - world logo |
1 | 16GK6 | $4.00 | Amperex | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Philco | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Sylvania | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Sylvania | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Sylvania | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Sylvania | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Sylvania | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Sylvania | 110% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Sylvania | 110% | 8500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Radtel | 120% | 8000 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $4.00 | Raytheon | 120% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
1 | 16GK6 | $1.50 | unknown (usa) | 125% | 7000 / 7500Gm | used (L) | (M9) --- |
|
1 | 29GK6 | $15.00 | Tung-Sol | 150% | 9500 / 7500Gm | NOS (OB) | (M9) --- |
|
1 | 7558 | $12.00 | RCA | 130% | 6500 / 5300Gm | NOS (OB) | green lettering - JAN |
1 | 7558 | $12.00 | RCA | 130% | 6500 / 5300Gm | NOS (OB) | green lettering - JAN |
1 | 7558 | $12.00 | RCA | 130% | 7000 / 5300Gm | NOS (OB) | green lettering - JAN |
1 | 7558 | $12.00 | RCA | 120% | 6250 / 5300Gm | NOS (OB) | green lettering - JAN |
1 | 7558 | $10.00 | RCA | 115% | 105dmc | NOS (OB) | (M9) --- |
1 | 7558 | $10.00 | Sylvania | 115% | 100dmc | NOS (OB) | (M9) --- |
1 | 7558 | $10.00 | Sylvania | 115% | 95dmc | NOS (OB) | (M9) --- |
1 | 7558 | $10.00 | Sylvania | 110% | 95dmc | NOS (OB) | (M9) --- |
1 | 7558 | $10.00 | Sylvania | 100% | 95dmc | NOS (OB) | (M9) damaged box |
1 | 7558 | $5.00 | RCA | 120% | 90dmc | used (L) | (cat:au20) |
1 | 7558 | $5.00 | RCA | 125% | 90dmc | used (L) | (cat:au20) |
1 | 7558 | $5.00 | RCA | 115% | 90dmc | used (L) | (cat:au20) |
|
1 | EL822 | $10.00 | Mullard | 130% | 120dmc | used (wb) | (M9) similar to EL84 but different pinout |
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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and
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