Tag Archives: amplifier

Yamaha DSP-AX620 service manual

A couple of years back, I bought a semi-knackered Yamaha DSP-AX620 from eBay for a tenner: all of the analogue stages were working correctly, however the DSP board was misbehaving. As I was using a discrete decoder and the ‘620 had a 6-channel analogue in, this was fine and dandy, but as I now have […]