Category Archives: 1 Series

Hi-Fi Critic Postscript – further thoughts on the CH Precision’s 1 Series Review

As is so often the case, sometimes it’s only after a product leaves a listener’s presence that they realise its true significance. That was exactly the situation when Martin Colloms sat down to reflect on his experience with the P1, L1, X1 and A1.5. He knew they were good. He knew they were better than […]

Latest 1 Series Review from HIFICRITIC

“These audio components handsomely take their places in the ranks of the world’s finest audio electronics, but distinguished by their extraordinary accuracy and versatility, further enhanced by the ability to fine tune and upgrade every component concerned.” So concluded internationally revered UK reviewer Martin Colloms after experiencing the P1, L1, X1, A1.5 system. His in-depth, […]

CH Precision meets the WAMM MC (complete with subs) as the abso!ute sound magazine reviews the A1.5 amplifier

Wilson’s most expensive and demanding speaker system, the legendary WAMM MC with matching Subsonic woofers is a daunting challenge for any amplifier, but it’s a challenge that CH Precision’s most affordable model, the A1.5 proved more than capable of meeting. Using a pair of A1.5s running in stereo mode (the Wilson speaker system requires four […]

Hi-Fi+ Reviews the A1.5 Power Amplifier

UK magazine Hi-Fi+ has just published its review of the A1.5 Amplifier (Issue 184, June 2020). Written by erstwhile Editor Roy Gregory (who still seems to get all the biggest and best products that come their way), he describes it as: “…pretty much a… Masterclass in the subtle art of exerting control without appearing to, […]

Added Performance and Added Value With the X1

In a follow up to his L1 review, Christiaan Punter at Hi-Fi Advice has been enjoying the benefits of adding the X1 external power supply into the equation, first with the C1 then the L1 and finally, the two together. Christiaan’s conclusion: “Such are the seductive qualities of the X1 that one would be wise […]

Roy Gregory reviews the P1 Phono-Stage – in ALL its glory!

P1 Dual Monaural Phono-Stage - MM_MC screen (front view)

TheAudioBeat.com has posted a fascinating review of the P1 Phono-Stage – in all its options, up to and including the full, four-box, true monaural flagship system. Roy Gregory (Editor, Europe and the UK) is already the proud owner of a P1/X1 pairing, that he uses for all his listening work, but the opportunity to experience […]

Product of the Year Award For A1.5

HiFi Review Products of the Year - CH Precision

The highly respected Hong Kong publication Hi-Fi Review, has included the CH Precision A1.5 power amplifier in its exclusive Products of the Year listing for 2019. Applauding not just its sound quality but also its versatility, Hi-Fi Review has recognised what we have always known – all amps really should be built this way…

Upgrading the M1 amplifier to M1.1

As part of the A1.5’s development, CH Precision has recently compared top of the line electrolytic power capacitors from several of the most renown component manufacturers. Voltage rail ripple measurement, amplifier output noise measurement, and most importantly direct listening comparison allowed us to easily rank the tested models in term of micro and macro dynamics, […]