Category Archives: Repair

Repair, as the name suggests, groups articles where the main focus is to repair broken or faulty hi-fi equipment. Often, articles will appear in repairs as well as service and other categories.

Krell KAV-150a Power Amplifier Repair & Restoration

This beautiful Krell KAV-150a power amplifier is the partner of the KAV-300i I restored last year. Come along as I repair and restore this one.

The Krell KAV-150a is another product from Krell’s more affordable KAV line, from the mid 90’s. Whilst certainly more affordable, this gear is most definitely not cheaply built, sharing the same stunning machined aluminium casework and stainless steel fasteners as other Krell gear.… Read more

Transistor Matching for an Accuphase E-202 Amplifier Repair

This post is about a gorgeous Accuphase E-202 integrated amplifier I’m repairing, and the need for careful transistor matching when repairing audio gear like this.

Choosing and matching transistors correctly is critically important when repairing or restoring audio electronics. I’ve learned this over the years, through experience and from people who’ve been doing this for much longer than I have.… Read more

Sometimes Budget Hi-Fi Gear is the Most Fun!

If readers wonder whether I only work on more expensive hi-fi equipment, not at all. Liquid Audio cares for all hi-fi stereo gear including budget hi-fi, from 1970 onwards. If it’s hi-fi, I’ll look at it.

It’s true that many of my posts focus on rare and desirable hi-fi equipment. People like reading about that gear and I certainly enjoy working on it.… Read more

Krell KRC-HR Ultimate Preamplifier Restoration & Repair

Welcome back audio friends. Come with me this time, as I dive deeply into the repair and complete 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 and know something about the incredible range of premium, industrially constructed gear they made throughout the 1980’s and 1990’s.… Read more

Yamaha CX-1 Preamplifier Service & Repair

You may have seen the article I wrote recently about repairing a gorgeous Yamaha MX-1 power amplifier. This time I’m servicing a Yamaha CX-1 preamplifier, which matches the MX-1 and is part of the same set.

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 NS-1000 monitor loudspeakers, the perhaps even more (studio) famous NS-10 monitors, awesome MX-10000, CX-10000, and many more.… Read more

Meridian 506.24 CD Player Service & Mystery Fault Repair

The Meridian 506.24 is a seriously good CD player, one of the very best I’ve had the pleasure of listening to. This 506, however, had a strange, mystery fault. Read on to discover how I serviced and finally fixed this stunning CD player.

If you want a smooth, relaxed, organic-sounding player, you’ll go a long way to find one better than a Meridian 506.24.… Read more

Epic Sansui G-9000DB Monster Receiver Overhaul Video

Come along as I run through the service, repair and overhaul of one of the biggest, meanest monster receivers ever – the Sansui G-9000DB Stereo Receiver!

Yes, this thing is officially silly, 170 watts per channel of oval capacitor madness! In this video, I basically run through the service process from first unveiling the beast, to final testing.… Read more