ALPHASON: What happened?

Apparently … Made the HR100S and HR100s MCS arms in the late 80’s early 90’s, it’s a medium compliance unit featuring a ultra rigid design machined from titanium right from the bearing to headshell as a one piece, features a ceramic gimbal bearings and was designed by Mike Knowles, the Xenon was a slightly cheaper […]

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ALPHASON: What happened?

“Made the HR100S and HR100s MCS arms in the late 80’s early 90’s, it’s a medium compliance unit featuring a ultra rigid design machined from titanium right from the bearing to headshell as a one piece, features a ceramic gimbal bearings and was designed by Mike Knowles, the Xenon was a slightly cheaper version of […]

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ARISTON: Their RD 11 / Castle Precision Engineering

Given that the newly formed Linn products acknowledged in their first advertisement that they were now producing what was formerly known as the Ariston RD 11 as the Linn Sondek LP 12; I thought that I’d post two photos of a very rare Ariston which has the two button power switch set-up that was on […]

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TONE ARM EFFECTIVE MASS: A cogent, scientifically based and rational explanation

Howard Popeck asked Geoffrey Owen, the driving force behind Helius Designs if he could and indeed would find the time to explain the reality behind effective mass and – in so doing – confound the misinformation, disinformation and scientific ignorance that clouds so many discussions of this topic. As an aside and somewhat mischievously, Howard […]

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Quill

FIDELITY RESEARCH: What happened?

Apparently … Made a well regarded line of arms to along with the cartridges that were their main line of business. The FR-64 series is probably the most common on the second hand market, the FR-64fx with a black anodised aluminium armtube and the FR-64s wich featured a Steel alloy tube are usually considered better […]

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GARRARD: 63 pieces for sale 301 / 401/ DD 30 / ZERO / parts. This list updated January 18th

Please note that we no longer present ANY ebay Garrard adverts here. Our editors feel that the ebay seller transaction fees are outrageous – which means that the price the buyer pays is around 10% higher than it need be. Thank you. —//— VINTAGE @ $150 … https://www.kijiji.ca/v-stereo-systems-home-theatre/st-catharines/garrard-stereo-turntable-record-player/1600515420 RC 121 … https://www.finn.no/bap/forsale/ad.html?finnkode=243530704 301 … https://www.subito.it/audio-video/garrard-301-napoli-418705554.htm […]

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GRACE: Their tone arms – what happened?

Gentlemen, What happened to the makers of the Grace tonearms. I recall the made more than the G-707 inc one with a bamboo arm-stem. Help. Well, this is what we found so far: “Small Japanese company made a big splash when it came out with the first oil damped tonearms in the 50’s, this page […]

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The inside track on the LNM (Linn Naim Mujahedeen), converting the PRaT Kafirs and foot-tapping finger-snapping staff who really should have known better.

Originally published here in 2009 Howard Popeck writes: I was in a particularly foul mood when CV emailed me this question a while back. My choice of language as shown here is not necessarily what I might use today. However, I stand by every word regarding the sentiment. Channa Vithana asked: Can you give an […]

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JOHN MICHELL EQUIPMENT for sale updated 20/12/21

First, please read: This page is in effect a bulletin board which means that members can post their for sale gear here. It doesn’t mean that we know the equipment nor the sellers nor have these items for sale ourselves. If you want to post – here without any listing fees – then please contact […]

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HELIUS DESIGNS: Geoffrey Owen, founder, owner and senior design engineer writes about the 1983 Orion tone arm

The trouble with being an engineer is that one is born with a natural tendency to look at the world through critical eyes and consider how differently you might have designed the things around you had been have been given the job. But then, if ever you feel inclined to prompt such a discussion, most […]

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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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