5 Philco Number Type 37 #37 Vacuum Tubes Valves Black Plate Shoulder ST Shape Lot Of Five Azia Records This is a well-preserved LP

This is a well-preserved LP

O getter) measured 46 where minimum (65%) is 32 and 100% is 49

6 dB / -82

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This matched pair of Cunningham 6SJ7 tubes was tested on our on our Paul Hart-calibrated TV7/U for shorts

5 Philco Number Type 37 #37 Vacuum Tubes Valves Black Plate Shoulder ST Shape Lot Of Five Azia Records This is a well-preserved LPThese five Philco Type 37 triodes were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 18, 20, 26, 30 and 3o where minimum (65%) is 23. They have black dark gray plates; dimpled sheet getters; old fashioned, coke bottle shape glass envelopes and terrific flashing. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER