HYTRON - VT 231 - 6SN7GT from 1951
JAN-CHY-6SN7GT - NOS - 1951 parallel black plates
with D getter
NOS tubes never used
OPEN ONLY FOR TEST and PICTURES
strong GM VALUES
100% - 100% and 100% - 100%
Matched pair
Tubes tested on AMPLITREX with really strong results
Tubes are in perfect condition & boxes in perfect condition
SALE FINAL & AS IS and NO RETURN ********** PAYMENT PAYPAL