Yamaha MX-1 Statement Power Amplifier Repair

I've just finished a repair on an amazing power amplifier - the Yamaha MX-1. Read on for more details about this stunning, heavyweight amplifier. The Yamaha MX-1 was the best and most expensive amplifier in the Yamaha line-up for 1993. I truly had to wrestle this thing around the workshop,…

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Yamaha CA-610 and CA-710 Integrated Amplifier Service & Repair

Recently, two friends with lovely vintage Yamaha CA-610 and CA-710 integrated amplifiers sought my assistance to have them repaired. One was dead, the other was not working well. The Yamaha CA-710 had blown one channel. One of the original output devices, a Sanken 2SA745, had a collector to base short…

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