Preamplifiers

Articles relating to preamplifiers and their service, repair, restoration, plus reviews and more.

img 0370

Krell KRC-HR Ultimate Preamplifier Restoration & Repair

Come with me this time, as I dive deeply into the repair and restoration of one of the best solid-state preamplifiers of all time – the magnificent Krell KRC-HR. NOTE – for a bunch of different shots and angles, check out my detailed Krell KRC-HR video overview! If you’re reading this, you’ve probably heard of Krell […]

, , , , , , , , , ,

Krell KRC-HR Ultimate Preamplifier Restoration & Repair Read More »

img 0037

Yamaha CX-1 Preamplifier Service & Repair

You may have seen my article about repairing a gorgeous Yamaha MX-1 power amplifier. This time I’m servicing a matching Yamaha CX-1 preamplifier. Yamaha made some really superb hi-fi gear back in the day, as I’m sure many of you know. There were the B series VFET amps like the B-1 and B-2, the legendary

, , , ,

Yamaha CX-1 Preamplifier Service & Repair Read More »

IMG 6503

Shocking Krell Destruction Hall of Shame Addition

These latest additions to the Hall of Shame are two of the worst cases of hi-fi electronics bodgery I’ve ever seen. This shocking case of Krell destruction, in this case of a Krell KRC preamp by a so-called ‘expert’ has to be seen to be believed. Visit my Hall of Shame for all the horrifying

, , ,

Shocking Krell Destruction Hall of Shame Addition Read More »

img 8355

McIntosh C220 Preamplifier Repair

This lovely McIntosh C220 tube preamplifier fell victim to a growing problem – modern Pb-free production processes. The McIntosh C220 is a hybrid tube/transistor-based preamplifier, featuring a phono preamp and microprocessor control. It’s a well-made unit, though not like the McIntosh of old. The board is high-quality fibreglass and the internal layout is clean and

, , , ,

McIntosh C220 Preamplifier Repair Read More »

img 7539

Quad 44 Preamplifier Service

I’ve just serviced a Quad 44 preamplifier. In this article, I’ll show you what the Quad 44 looks like inside and explain some of its features. Along with a Quad 405 power amplifier, I recently serviced this Quad 44 preamplifier, both owned by the same customer. I’m told he purchased them after a chat we

, , , ,

Quad 44 Preamplifier Service Read More »

Scroll to Top