6DS4 GE NOS 1967-1971 (1 pair)

1 pair) 6DS4 GE NOS 1967 and 1971

6DS4 is a 6CW4 with extended cutoff

for:
– Pearl Microphone Lab CT-40
– CJ Premier 6
– Musical Fidelity M3 Nu-Vista Integrated amp
– Fisher 500C