GM-70
no replacement; available factory-direct only from LAMM
NOTE:
we recommend replacing this tube about once every 1-1.5
years
to maintain the best performance of the amp
12AX7/ECC83:
12AX7A, 12AX7WA, 12AX7WA/7025
(SOVTEK),
12AX7WXT (SOVTEK), E83CC, ECC803, 5751, 6681,
7025, 7729, CV492, CV8156
12AX3:
12BE3, 12BT3
NOTE:
we recommend replacing 12AX3/12BE3 tubes about once every 1.5-2
years to maintain the best performance of the amp
6N30P-DR
/ 6Н30П-ДР (cyrillic)
no replacement; available
factory-direct only from LAMM