Matched Pair RCA 6DE4 Vacuum Tube Rectifiers 3rd Quarter MSR

Matched Pair RCA 6DE4 Vacuum Tube Rectifiers 3rd Quarter MSRThis 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

Tube One measured 1770 micromhos

US-made 7C7 tubes in this lot

They measured (from left to right) 27

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

new in box Sylvania 7B8s

(Minimum (65%) is 40

One is a 12AZ7 while the other three are 12AZ7As

where minimum (65%) is 32 and 100% is 49

was made in China

Three are GE and two are Sylvania

They have V3

where minimum (65%) is 36 and 100% is 55