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Old 10-10-2018, 06:09 PM
quartersaw quartersaw is offline
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Join Date: Jan 2017
Posts: 19
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Quote:
Originally Posted by mati1979 View Post
Hi. i have mc275 VI with all stock tubes.

i have "only" pair 12ax7 gold lion. and i see sockets

12ax7 : V3 and V5 phase inv.
12ax7 : V4 input preamp.

Where is it more convenient to replace? V3 and V5 (phase inverter) or only V4
I'd use a NOS RCA 7025 in V4, and the Lions in V3, 5
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