Matched Pair General Electric GE 6SJ7 6J8P Vacuum Tubes Nagrania XL 0257 CHINA IS AN EXCELLENT EXAMPLE

CHINA IS AN EXCELLENT EXAMPLE

I am playing them one at a time using a 6C4 to 6J5 adapter in one of my RC-2 monoblocks with Super Furry Animals' "Radiator" and they sound excellent

new in box Westinghouse 6S4A tubes tested to spec on our Paul Hart-calibrated TV7/U

This new old stock-TESTING National Union 807 output tube was tested on our Maxi-Matcher 2 for shorts

Tube One measured 60 while Tube Two measured 70 where minimum (65%) is 46 and 100% is 71

Matched Pair General Electric GE 6SJ7 6J8P Vacuum Tubes Nagrania XL 0257 CHINA IS AN EXCELLENT EXAMPLEThis nearly perfectly matched pair of GE 6SJ7s was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 46 for Tube One and 48 for Tube Two where minimum (65%) is 40. They have 1 43 188 5 and 3 52 188 5 date provenance codes, respectively. I am playing them as I write in my Musical Paradise MP 301 MK3 and they sound excellent. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES.