The ax-Amplifier has landed!

Part 1 of the ax-Amplifier was published in the April issue of audioXpress (out on 15th March), with Part 2 to follow in the May issue, out mid-April. You can order copies of audioXpress here audioXpress Magazine Subscription – CC-Webshop The ax-Amp is a topologically simple 60 W RMS per channel class A current feedback […]

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Spin 2 of the nx2-Amplifier PCB . . .

In the last update on Feb 1st, I had just received the PCB back from the PCB house. Since this was my first design on KiCAD, I wasn’t expecting much, so it was as much a learning exercise as it was a first PCB spin. Well, half the silk screen was missing, some of the […]

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In the Pipeline! The X-Altra Mini II ‘Big Board’ aka BB

March 23rd 2024 Update. Good progress – the board has been routed, so now its design rules checking and cleaning up to do. Here is a picture of the board: – March 20th 2024 Update. A few X-Altra Mini II full feature line preamplifiers have been built, but not as many as I’d hoped. Although […]

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