Matched Pair Philco Number Type 78 #78 Vacuum Tubes Valves Engraved Hot-Stamped Base Mesh Plate Engraved Base 6 milliamps' plate current and

6 milliamps' plate current and measured 1610 micromhos

on our Paul Hart-calibrated TV7/U where minimum (65%) is 31 and 100% is 48

nearly-perfectly-matched pair of GE 6SJ7s was tested on our Paul Hart-calibrated TV7/U for shorts

mica snubbers for increased rigidity and lowered microphonics and excellent flashing

Matched Pair Philco Number Type 78 #78 Vacuum Tubes Valves Engraved Hot-Stamped Base Mesh Plate Engraved Base 6 milliamps' plate current andThis matched pair of mesh plate Philco number 78 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and they measured as follows: 43 and 44 where minimum is (65%) is 36 and 100% is 55. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED