4 x FSG / RSD Vintage 6L6 GB/GC NOS NIB 4 x FSG / RSD Vintage  6L6 GB/GC NOS NIB  E. Germany Quad matched values tested & factory dateMatched Quartet (4) of vintage : 6L6 GB/GC FSG / RSD, NOS NIB, same factory date codes, absolutely NEWS, never used, only for the full stong tested on Hickok 539C tube tester, the values are: 700...170.00

4 x FSG / RSD Vintage 6L6 GB/GC NOS NIB E. Germany Quad matched values tested & factory date [Template]


no longer for sale

Matched Quartet (4) of vintage : 6L6 GB/GC FSG / RSD, NOS NIB, same factory date codes, absolutely NEWS, never used, only for the full stong tested on Hickok 539C tube tester, the values are: 7000, 7050, 7060,7040, Gm (Micromhos). Min. recommended for 6L6 3300 Gm. Tested ok:: no gas, leaks or shorts. The FSG / RSD was a German distributor of valves and components. Any question is ok and will be soon responded. Thank you.