RCA 6L6G Smoke Glass Beam Power Amplifier Vacuum Tubes – ST Shape
Item History & Price
| Reference Number: Avaluer:13881395 | Model: 6L6G |
| Brand: RCA | Country/Region of Manufacture: United States |
| Type: Vacuum Tube |
Nice Pair of RCA 6L6G Beam Power AmplifierVacuum Tubes in VG to Excellent Used Condition. These Beam Power Tubes were used in the outputstage of AC Receivers where high power sensitivity & high efficiency arerequired. They are able to deliver highoutput at all levels and very low harmonic distortion. Detailed characteristics are listedbelow with the corresponding results:Ø ShortsTest: ... Pass/No ShortsØ NoiseTest: Pass/NoNoiseØ GasTest: Pass/Not GassyØ MutualConductance (Gm): RCA #1 – 5300 µmhos or 105% R-Gm RCA #2 – 4700 µmhos or 85% R-GmØOther Observations: Tight bases w/nocracks, good straight pins, clean glass, no loose pieces or chunks rattlinginside tubes.In conclusion, the pair of RCA 6L6G UOS (Used Old Stock) ST Tubes displayVG to Excellent overall characteristics!!All tests performed on U.S. Army Signal Corp issued tube tester# I-177-B, following the Military Spec Procedures, and Jackson 648A Tube Testerfor % Relative Mutual Conductance (R-Gm). A nominal acceptable value for a 6L6G tube is 5000 Gm. Best of luck to all – and keep checkingback for more great early radio tubes and many more vintage components!!
