2 RCA 2B7 Cunningham Radiotron Vacuum Tubes Lot Of Two T17 This matched pair of Philips

This matched pair of Philips Miniwatt PCL82 / 16A8 triode-pentodes s was tested on our Paul Hart-calibrated TV7 for shorts

TV7/U readings are in (parenthesis)

Side Four has a scratch which is not too-intrusive

They have Y5E and 9-22 codes

new in box RCA 6GE5 tubes tested to spec on our Paul Hart-calibrated TV7/U

2 RCA 2B7 Cunningham Radiotron Vacuum Tubes Lot Of Two T17 This matched pair of PhilipsThis lot of two RCA Cunningham Radiotron 2B7 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas, emissions and transconductance. There were no shorts or gas and they tested as follows: Tube one measured 30 in its triode section where minimum (65%) is 25 and 100% is 38. Its diodes measured 57 and 54, respectively, where minimum (65%) is 40 40 and 100% is 61 61. Tube Two (triode): 32 Tube Two (diodes): 60 42 WE HAVE SCORES OF THOUSANDS