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

Musical Fidelity Tri-Vista SACD Player Restoration & Improvement

Back in 2012, I restored and modified this stunning Musical Fidelity Tri-Vista SACD Player. I've improved and updated my original article, for your COVID-19 reading pleasure. Musical Fidelity's Tri-Vista range (in 2003) consisted of the Tri-Vista SACD player, Tri-Vista 300 integrated amplifier, the kW pre- and power amp, a vinyl…

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Magnus Audio MA-300 Power 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…

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PS Audio NuWave DSD DAC Performance Upgrade & Review

I've designed and tested some enhancements for the PS Audio NuWave DSD DAC. The sonic improvements are astonishing and I'm now offering this service for my customers. Let's take a look. Now updated with additional improvements and owner feedback. My apologies for the lack of articles, I've been inundated with…

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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…

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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…

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Legendary Yamaha NS-1000M Loudspeaker Review & Upgrades

The legendary Yamaha NS-1000M loudspeakers are proof that a major manufacturer can, with the right approach, create a unique product that has no peers, even 50 years on. Yamaha's NS-1000M is lauded by those who have heard them and loved by many thousands of owners, who, like me, appreciate their unique…

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Rega Planar 3 Service & Ortofon 2M Blue Installation

I recently had the opportunity to work on an iconic Rega Planar 3 belt-drive deck. It reminded me of all that I like about these classic decks, and a couple of things I really don't... The Rega Planar 3 has deservedly won a place in the hearts and minds of many…

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Musical Fidelity Tri-Vista 21 Tube DAC Modifications, Part 3

I recently finished another round of modifications to my Musical Fidelity Tri-Vista 21 Class A Tube DAC. In this post, I go into details about the changes and the MIL-spec vintage parts I've used! Actually, I will do some more power supply modifications in 2018, more on that when it…

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