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Yamaha MX-1 Statement Power Amplifier Repair

28 Comments / Repair, Amplifiers, Service / / 12 April 2024

I’ve just finished repairing an amazing Yamaha MX-1 power amplifier. Read on for more about this stunning, heavyweight amplifier. It’s fair to say that Yamaha, along with Sony, soldiered on with high-end consumer hi-fi gear for longer than many others and this beautiful Yamaha MX-1 power amplifier proves it. The Yamaha MX-1 was the best […]

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

9 Comments / Repair, Amplifiers / / 8 April 2023

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 and it had taken out

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