The Russ Andrews Power Purifier is a modular power conditioner that you can have fully loaded from the off or choose the base unit and add to as and when you feel the need. Janine Elliot pops it on her rack and experiments with the £329 (base unit) £1107 (fully loaded) box. 

“Mains noise can sometimes be the biggest destroyer of sound quality in a system, and equally, some mains conditioners can do the same; altering EQ, reducing dynamic range, and narrowing soundstage. Where I might get excited about new hifi products, these are usually exotic turntables or honest sounding amplifiers of one form or another. Mains conditioners are likely to be last on my list, despite me having designed and regularly using them. The Russ Andrews Power Purifier is different to anything I have seen before and raised more than a few sparks of interest by me at a recent hifi show, so I requested to review the product…”

Read the full review here