Matched Pair RCA 6DE4 Vacuum Tube Rectifiers 3rd Quarter MSR It measured 48 where minimum

It measured 48 where minimum (65%) is 36 and 100% is 55

(Minimum (65%) is 40

new in box Sylvania 7B8s

They have V3

Matched Pair RCA 6DE4 Vacuum Tube Rectifiers 3rd Quarter MSR It measured 48 where minimumThis perfectly matched pair of RCA MANUFACTURED 6DE4 rectifier tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. There were no shorts or gas. Both measured 73 where minimum (65%) is 50 and 100% is 77. They have gray plates; short bases; side O getters and crenelated, rectangular top and bottom spacers. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE