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This amp design uses a plate voltage of 12, although the 12AU7 can handle up to about 330. Since the 12AU7 is of the Twin Triode variety, one tube can be used to amplify both a left and right ...
Feliks Audio Envy Meisterwerk Vacuum Tube Headphone (Zebrano) Bottom Line We first encountered one of the previous incarnations of the Feliks Audio Envy Headphone Amp at T.H.E. Show 2023. At $8,000 ...
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