Yamaha Preamplifier reviews

Yamaha C-70 Preamplifier
Yamaha C-70 Preamplifier

The C-70 uses solenoid/relay switching with gold contact surfaces to minimize noise and keep the actual signal switches in the circuits to which they pertain. (Conventional mechanical switching requires that all signals be routed to the front panel and back again.) There are both inverting and noninverting...