Category Archives: Preamplifiers

The preamplifiers category houses all articles relating to the service, repair, restoration and review of hi-fi preamplifiers.

Audiolab 8000Q Preamplifier Repair

Lovely little unit, the Audiolab 8000Q preamplifier. Unfortunately, it’s let down by poor quality factory-fitted parts, particularly the capacitors. In this article, I repair this very nice pre-amp.

This Audiolab 8000Q preamplifier came to me with a fault which would see it sometimes take a long time to turn on. I’m talking a really long time – it would sometimes take up to 30 minutes to become operational after turn-on.… Read more

Amazing Kenwood L-1000 Hi-Fi System in for Service

Wow, I’ve just serviced a complete Kenwood L-1000 hi-fi system! This is incredible gear, beautifully constructed, with stellar build-quality.

The Kenwood L-1000 series are becoming rare now, so to find a complete system in the hands of its original owner is something pretty special. This stack of gear consisted of the Kenwood L-1000M power amplifier, L-1000C preamplifier, L-1000D CD player and L-1000T tuner.… Read more

Luxman C-5000A Preamplifier Repair & Restoration

A customer recently asked me to restore a gorgeous Luxman M-4000A power amplifier and a matching Luxman C-5000A preamplifier. In this article, we run through the C-5000A restoration.

You can read about my M-4000A restoration here. This post looks at the C-5000A, a rare and beautifully built preamplifier, from the somewhat enigmatic manufacturer, Luxman.

No Service Data

The Luxman C-5000A is so rare in fact that, despite searches and contact with the Luxman Yahoo group and the Luxman Vintage Audio website, there are no service manuals available for the ‘A’ series models.… Read more

Primare R32 Phono Preamplifier Review

I have been lucky enough to have a brand new Primare R32 Phono Preamplifier to audition over the last few weeks and I wanted to share my experiences in a proper review.

The Primare R32 phono preamplifier is designed in Sweden and is a fully discrete, solid-state, DC-coupled, class-A phono preamplifier. The R32 has three gain settings, allowing it to work with the vast majority of cartridges available, past and present.… Read more

Marantz SC-80 Preamplifier Repair

A customer recently asked me to look at his immaculate Marantz SC-80 preamplifier / SM-80 power amplifier combo. Both pieces were playing up and required work. In this article I will look at the preamplifier, the next article will examine work required to remedy the power amplifier.

 

 

The Marantz SC-80, and its partner, matching Marantz SM-80, are quality mid-range separates hailing from around 1990.… Read more

Kenwood L-1000 Series – Exceptional Audio Components

I was recently asked by a customer to service and repair two of his gorgeous Kenwood L-1000 series components. In the lab this time were an L-1000T tuner and matching L-1000D compact disc player. All I can is wow! This gear is seriously well put-together and just beautifully engineered.

In what was a great result, I successfully repaired both units.… Read more