SYLVANIA 6L6GC — Vintage American Power Tube
Grade: Gold Series
Laboratory Verified
Made in U.S.A.
Laboratory Verified
Made in U.S.A.
Side Ring Getter
Robust Black Plate Construction
Clear Glass Envelope
Amplitrex AT1000 Verified
Robust Black Plate Construction
Clear Glass Envelope
Amplitrex AT1000 Verified
Available for purchase is a premium single (1 piece) legendary Sylvania 6L6GC power tube, manufactured in the U.S.A. This unit features the desirable Side Ring Getter configuration and is renowned for its rugged reliability and classic American “glassy” tone.
This tube has been rigorously analyzed on the Amplitrex AT1000 professional tester. It exhibits strong performance characteristics, making it an excellent replacement or spare for high-end audio amplifiers and vintage guitar heads.
| Serial No. | Test Mode | Parameter Ip mAdc | Result Ip mAdc | % Ip | Parameter Gm uMhos | Result Gm uMhos | % Gm |
|---|---|---|---|---|---|---|---|
| #3631001 | T1 | 72.0 | 65.6 | 91.1% | 6000 | 5960 | 99.3% |
Technical Note: Percentage calculations are derived from Amplitrex standard factory parameters for the 6L6GC (72.0mA for Ip and 6,000 uMhos for Gm). This specimen represents high-performance vintage American stock.
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Precision Verified — NOS Audio Tubes
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