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RE: Atmasphere M-60's with Sophia 6SN7 tubes

So far no-one has reported any longevity issues.

The operation of the 6SN7s in the voltage amplifier section is pretty conservative and we've seem some 6SN7s go 50,000 hours!

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  • RE: Atmasphere M-60's with Sophia 6SN7 tubes - Ralph 09:12:33 04/05/17 (0)


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