RADFORD REVIVAL: Howard Popeck speaks at length to people with interesting things to say: Radford Revival’s Will Moores

Hello Will. Anyone with an iota of knowledge of Radford’s place in audio history could not fail the understand your motivation re Radford Revival. However I guess that the behind the scenes discussions, assurances re being the custodian of the heritage and related matters required considerable patience. Would you care to tell us the ‘back-story’? […]

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AUDIO NOTE: Peter Qvortrup talks three-motor turntables

Rafe Arnott: I had the rare opportunity recently to catch up with Audio Note UK head honcho, globetrotter, music lover, and hi fi-industry legend Peter Qvortrup, who graciously agreed to be assailed with questions by me regarding what his company has up its sleeve for 2016. Qvortrup is a man I’ve offered to drink beer […]

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MISSION: Henry Azima interviewed

John Atkinson writes ….. In its first three years, UK hi-fi manufacturer Mission Electronics employed a number of engineers to reinforce the creative talents of founder and hi-fi enthusiast Farad Azima. The lineup included John Bicht, now with Versa Dynamics, and Stan Curtis, now heading up Cambridge Audio. But when Farad’s brother Henry—”Henry” is actually […]

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CHORD COMPANY This is what Chord’s digital designer Rob Watts had to say about power cables:

Rob Watts writes ….. In the ’80s, there was a buzz going around that mains cables made a big difference to the sound, so I tried experimenting. Yes you could hear a difference, even under blind conditions. And this was with one of my pre-amps that had 3 stages of regulation – 210dB of rejection […]

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EWA: Alan Elsdon / Colin Wonfor discuss their MC-V power cord

Editorial note: Written by Alan Elsdon and Re-engineered by Colin Wonfor (above) Q: Looking at the EWA power cord – your MC-V – it doesn’t look anything special. But knowing you, there’s clever engineering that’s gone into it and so a few questions if I may. Let’s start by looking at the topic through the […]

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EWA / ELSDON WONFOR AUDIO: Their M50 – 50W stereo power amp

They tell us ….. Bandwidth 5Hz – 40KHz ±0dB Bandwidth 2Hz – 100KHz -3dB Output Power 50W/ch @ 8Ω Output Power 98W/ch @ 4Ω DC offset ≤ 10mV typically 2mV Damping Factor ≥ 100 typically + 100 This power amplifier has been designed to produce the superb acoustics of a SECA (Single Ended Class A) […]

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EWA / Elsdon Wonfor Audio: Q&A regarding their new HB100 mono power amps

HP: Gentlemen, you’ve been designing amps and preamps for over 30 years. Is it still a challenge and ….. are you having fun? A: Colin has been designing electronic professionally for over 40yrs. He has done this for a living. His many designs include power control and power supplies Linear, Resonate, Switch Mode and even […]

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TIM de PARAVICINI: King of Tubes is interviewed!

                    Stereophile write …… “How many hi-fi professionals can say that they’ve designed at least one of every part of a complete recording system, from microphones to tape recorders to vinyl-disc-cutting electronics? Probably only Tim de Paravicini (footnote 1). Best known to audiophiles for his extraordinarily […]

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BILL DYER: The interview

Howard Popeck: Hmm. Oh dear – and oh well! This interview shown below this introduction was rejected for publication by a UK Audio magazine. This is pity, but that’s life. The reasons are far from clear but somehow I guess that there was a historic clash of personalities between the interviewee and some anonymous ‘suit’ […]

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A POINT OF VIEW: The Unique Evils of Digital Audio and How to Defeat Them

John Siau writes as follows: We are all too familiar with the criticisms of digital audio. We have heard digital audio described as harsh, brittle, lifeless, tense, cold, and non-musical. Perhaps each of us can add our own adjectives to this list. We are surrounded by poor-quality digital systems. Our consumer-grade CD players, DVD players, […]

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HELIUS DESIGNS: In conversation with Howard Popeck – part three

Geoffrey – what is your response to the statement ‘How many channels do you think it takes to make a music listener happy; One. Mono’s fine. I’ve never heard anybody bitch about Louis Armstrong, saying, “I would enjoy it if it were only stereo” Now this question is interesting from several perspectives and I’m going […]

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PIERRE LURNE: Design Philosophy For Turntables – a paper from Pierre Lurne Of Audiomeca

Enjoy The Music write ….. For those who are unfamiliar with his name, Pierre Lurne has been an integral part of cutting edge turntable design since the late 1960’s. Pierre designed his first arm design in 1968. He later was commissioned to do design work for a then major player in the audiophile turntable market. […]

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HELIUS DESIGNS: in conversation with Howard Popeck – part two

Geoffrey ….. When it comes to listening to what you’ve designed, do you worry that you can find yourself liking something which is actually wrong? How do you keep yourself on track? In the context of tonearms it’s difficult to imagine what I could do to make it sound ‘wrong’. This part of the system […]

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AUDIO RESEARCH: Meet Your Maker: Hi-Fi+ Visits Audio Research Corporation

Chris Martens: Reviews of products from the US-based firm Audio Research Corporation have frequently graced the pages of Hi-Fi+, so that I was pleased to have the opportunity to visit the ARC factory in Plymouth, Minnesota (a suburb of the greater Minneapolis metropolitan area) to see how the firm’s components are made. What follows is […]

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HELIUS DESIGNS: in conversation with Howard Popeck – part one

Geoffrey ….. why is there such diversity between audiophile values and the audio engineering establishment’s values? I’m not sure there is – indeed, I would argue that, more often than not, audio engineers are just audiophiles who have taken their interest to the next level and gone pro. Perhaps I should start by suggesting that […]

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HELIUS DESIGNS: If music be the food of love, play on; Give me excess of it…

Geoffrey Owen: Thus wrote Shakespeare as his opening line of Twelfth Night… More than simply a line from a play, it’s a reflection of my life. I come from a musical family – my Grandfather sang opera and operetta in the 1930’s and my second son is a blindingly good guitarist. As for me, I’m […]

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HARBETH: Alan Shaw in conversation with Howard Popeck

Hello Alan and thank you for finding the time to respond to the following question: Why is there such diversity between audiophile values and the audio engineering establishment’s values? “This can be explained by an almost total lack of appreciation that physics – basic high school physics – governs every single aspect of audio bar […]

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Audiophile interview: Nelson Pass – The Patents Of Pass

Brian Damkoroger writes as follows: If high-end audio were to carve its own Mt. Rushmore, whose faces would appear there—besides that of Stereophile founder J. Gordon Holt, of course? It’s likely that no two audiophiles would ever come up with identical lists of subjects, but I wouldn’t be surprised if they could agree on at […]

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