Matched Pair Sylvania Black Plate 6CL6 Vacuum Tubes 26HU5 NOS NIB (New 6CG7s typically test from

(New 6CG7s typically test from within a half standard deviation of 2600)

new in box set of US-made octal tubes for your All-American Five set that requires the following:

51/52 and and 52/50 Minimum (65%) is 40/40 and 100% is 62/62

top O getters and large anode radiators for cooler operation and extended tube life

side-D getters

Matched Pair Sylvania Black Plate 6CL6 Vacuum Tubes 26HU5 NOS NIB (New 6CG7s typically test fromThis matched pair of Sylvania black plate 6CL6 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas.. They measured 44 and 48 where minimum (65%) is 30. 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 OR HAVE ANY QUESTIONS. 1. MOST