Category Archives: Amplifiers

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

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

Class-A Amplifiers and the Krell KSA-150

Many readers will be aware of how much I love Krell audio gear and their class-A designs. The Krell KSA-150 Class A Power Amplifier is a great example of one of these hot, power-hungry designs. In this article, I discuss the very basics of class-A amplifiers, with service details and images of the gorgeous KSA-150!

You may have already watched my restoration video, where I completely refurbish one of these beasts.… Read more

Music Angel Class-A 845 Tube Amplifier for Sale

Liquid Audio is very pleased to offer this glorious Music Angel Class-A 845 tube amplifier for sale, in brand new condition, with all original boxes and packaging! UPDATE – SOLD!!

The Music Angel Class-A 845 is a beast. This is 28kg of pure Class-A, single-ended triode (SET) tube amplifier that sounds nothing like any solid state amplifier you’ve ever heard!… Read more