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How much effect do they have, exactly ?
I'm aware of the different gain factors as listed at the tubestore, but what real-world differences will subbing a 12AU7 (gain factor = 19) for a 12AX7 (gain factor = 100) have ?
Any brand recommendations for:
12AU7
1212AV7
12AY7
12AT7
???
I'm aware of the different gain factors as listed at the tubestore, but what real-world differences will subbing a 12AU7 (gain factor = 19) for a 12AX7 (gain factor = 100) have ?
Any brand recommendations for:
12AU7
1212AV7
12AY7
12AT7
???