Category Archives: Upgrades

These articles are about upgrades to hi-fi equipment. The main focus here is on modifying and improving hi-fi electronics for better performance.

Magnus Audio MA-300 Monster Amplifier Upgrade

This monster Magnus Audio MA-300 power amplifier came in for a factory power supply upgrade. Let’s take a look!

Magnus Audio is not a well-known name here in Australia, maybe not elsewhere either, but, after working on this amplifier, perhaps they should be. I’d not worked on any Magnus Audio gear until this unit came in and I can now definitively state that the Magnus Audio MA-300 amplifier is a beast.… Read more

PS Audio NuWave DSD DAC Upgrade & Review

I decided to design and implement a few tweaks to my recently acquired PS Audio NuWave DSD DAC. The improvements made a huge difference – let’s take a look!

New: updated with more owner feedback!

My apologies for the lack of articles recently. I’ve been inundated with work and this really slows down my writing, but there will be much more soon.… Read more

Musical Fidelity M1 DAC Review & Upgrades

The Musical Fidelity M1 DAC shares some of the same DNA as the awesome Tri-Vista 21. Come along as I upgrade this DAC and discover just how good she can sound.

Think of the Musical Fidelity M1 DAC as the little DAC that could. For its very modest asking price when released, you got a lotta DAC for the money.… Read more

Vintage Fidelity Research FR-2 + Yamaha GT-2000 Vinyl Setup

My good friend wanted to give his Yamaha GT-2000 vinyl setup a shot in the arm. I suggested a few improvements to improve cartridge/headshell/tonearm synergy.

We achieved this by installing a gorgeous, vintage Fidelity Research FR-2 moving coil cartridge and RS-10 headshell. As any knowledgeable vinyl lover will know, Fidelity Research was a Japanese ‘vinyl-things’ manufacturer, with a legacy of sublime cartridges, step-up transformers and beautifully made headshells.… Read more

Fidelity Research FR-1 Mk3 Cartridge + RS-141 Headshell – Wow!

Over the last couple of months I’ve been ‘secretly’ acquiring some vinyl goodies. First, I purchased a mint condition Fidelity Research FR-1 Mk 3 moving coil cartridge…

I followed that up with a matching Fidelity Research RS-141 one-piece milled aluminum headshell. These wonderful pieces of Japanese analog engineering partner up with my Jelco SA-750D tonearm, Kenwood KD-600 direct-drive turntable and (of course) Fidelity Research XF-1 M step-up transformer.… Read more