I recently repaired and completely restored two stunning Accuphase M-60 monophonic power amplifiers. Read on to learn how these wonderful amplifiers were initially ruined by a local Perth electronics repairer, before they came to me.
The Accuphase M-60 is a monophonic power amplifier, introduced in 1975 and capable of driving almost anything. This beast is capable of driving 300 watts continuously into 8 ohms, more into lower impedances.… Read more
I’ve just finished overhauling this absolutely incredible Sharp VZ-2000 linear-tracking record-playing boombox!
(Reposting this article due to a website glitch.)
The Sharp VZ-2000 is one of the biggest and baddest boomboxes, from the golden era of boomboxes, the 80’s. This thing is seriously HUGE. I can hardly lift it and it took two hands to get it to this position for the photo-shoot.… Read more
I’ve now finished restoring a lovely Sansui BA-F1 DC power amplifier. The Sansui BA-F1 is another beast of an amplifier from the golden era of hi-fi.
This Sansui BA-F1 has had a hard life, but will be good as new, once I’ve finished this restoration. I’m replacing all board-mounted capacitors, along with a few semiconductors. I am also cleaning and tidying up wiring and board goofs made by whoever repaired this previously.… Read more
I recently purchased a classic Quad 405 power amplifier to use as my main stereo amp. It sounded fantastic even before my overhaul, read on for the gory details and, for some extra reading, check out my Quad 405-2 review.
The Quad 405 is revered by many, even 40 years after its release. It’s not hard to see why, the 405 does an amazing job of just getting out of the way and playing music.… Read more
I’ve been very busy repairing and restoring this stunning Marantz PM-8 integrated amplifier. In my opinion, this is one of the best integrated amplifiers from the golden era of the 70’s and 80’s.
More photos and details of the Marantz PM-8 restoration soon. You can find my article about the exploded filter capacitors, here!
In the meantime, here’s a video summary of the testing and setup of bias, DC offset and power supply voltage.… Read more