Category Archives: Amplifiers

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

Arcam Alpha 9 Integrated and Power Amplifier Service

Arcam makes some nice gear and when a customer asked me to service his dual Arcam Alpha 9 integrated / power setup, I was happy to assist.

The Arcam Alpha 9 amplifier was a mainstay for Arcam for many years. The amplifier is fairly straightforward in design and neat in internal layout. There is nothing really serious about this gear, it is modestly designed and constructed, but well-made if that makes sense.… Read more

Krell KSA-200S Class-A Amplifier Repair and Restoration

I am about to embark on a Krell KSA-200S Class-A Amplifier Repair and Restoration, in this case for a very good friend of mine.   

As many of you will know, the Krell KSA-200S is a beast of an amplifier, up there with the very best products Krell ever made. It is almost unliftable by one person, being hewn from solid slabs of steel and aluminium.… Read more

Vintage Luxman SQ-505 Integrated Amplifier for Sale

UPDATE – SOLD!

Customers often ask what items I have for sale. Well, one of the nicest pieces I currently have on offer is this gorgeous, vintage, one owner from new, Luxman SQ-505 integrated amplifier, Priced to sell at $395. Contact me via liquidaudio@iinet.net.au for more details.

This amp really is a vintage model, made in 1968 or 69 and being a Luxman it’s a very cool piece.… Read more

Marantz SM-80 Amplifier Repair & Restoration

In this second of two articles on the Marantz SC-80 preamplifier and SM-80 power amplifier, we look at the SM-80 power amplifier. Specifically I detail the work required to restore this amplifier back to full working condition. The earlier article looks at work done to matching Marantz SC-80 preamplifier.

The Marantz SM-80 stereo power amplifier is a reasonably powerful, well-made, mid-range consumer amplifier from around 1990.… Read more