Category Archives: Amplifiers

Articles about amplifiers, including power amplifiers, integrated amplifiers, big and small amplifiers, solid-state and tube amplifiers!

Primare R32 Discrete Phono Preamplifier for Sale

I have a lovely Primare R32 phono preamplifier for sale. UPDATE – Sold!!

This R32 comes complete, with box, original packaging, power cord and manual and has seen only very light use.

Lots has been written about this excellent phono preamplifier and I have comprehensively reviewed it here. The R32 is an all-discrete, high-precision dual-mono MM/MC phono preamplifer.… Read more

BAT VK-500 MOSFET Monster Amplifier Repair

A regular customer of mine had an issue with one of the binding posts of his amazing Balanced Audio Technology VK-500 MOSFET amplifier. I fixed it for him, read about the repair below.

Technically speaking, the BAT VK-500 MOSFET amplifier is an amazing design. It uses all MOSFET devices in the driver and output stages. It features 24 N-channel MOSFET devices in the output stage, avoiding the inherent complementary pair mis-matching problem.… Read more

Stunning Marantz 1152DC Integrated Amplifier for Sale

I am very excited to present this absolutely stunning, completely overhauled and restored Marantz 1152DC integrated amplifier for sale. I’m asking just $1295! UPDATE – SOLD!

This 1152DC would suit a collector or vintage audio lover, it’s easily the nicest example I’ve seen. The Marantz 1152DC is a legendary Marantz integrated amplifier. It’s a rare and collectible model, thanks to its unique look, great sound and famous Marantz battleship-like construction.… Read more

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

Wow, would you believe I’ve just serviced a complete Kenwood L-1000 hi-fi system?! Just incredible gear, beautifully constructed, with stellar build-quality.

The Kenwood L-1000 series of components 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

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

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 one of the driver transistors.… Read more