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(!!) (BEST VALUE PAIR) 6C8G RCA low hours/test like new round charcoal black plates 1942-1946 era identical internal build (3.0/3.2ma and 3.0/3.3ma)
(!!) (BEST VALUE PAIR) 6C8G RCA low hours/test like new round charcoal black plates 1942-1946 era identical internal build (3.0/3.2ma and 3.0/3.3ma)
$ 29.99
1 matched pair) 6C8G RCA low hours/test like new round charcoal black plates 1942-1946 same internal build in white boxes
1 tube) 3.0/3.2ma Gm=1400/1400 RCA RADIOTRON
1 tube) 3.0/3.3ma Gm=1500/1500 RCA branded KNIGHT
Tested in Amplitrex
Vplate = 250V
Vgrid = -4.6V
Good used Ma = 2.5-3ma
Good NOS Gm 1400-1500
dual-triode
You an buy an adapter socket on EBAY to sub this tube for a 6SL7GT
See more: vacuum tube