John Atkinson

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John Atkinson  |  Jan 09, 2009  |  1 comments
I went into the Pass Labs room to check out the company's new amps. But what caught my eye was the SR-1 loudspeaker ($25,000/pair). SR-1 stands for "First Son of Rushmore," the Rushmore being Nelson Pass's original assault on the state of the speaker art. A conventional deign compared with the active quad-amplified Rushmore, the four-way SR-1 uses four top-line SEAS drive-units, including a 29mm Hexadym soft-dome tweeter,
John Atkinson  |  Jan 05, 2003  |  0 comments
Surfing the Usenet newsgroups and the Web audio forums recently, it struck me that the old wisdom is correct: If you keep your mouth shut, you won't say anything with which anyone can disagree. A topic that seems to be of perennial interest is how Stereophile chooses the products it reviews. Yet the more I have explained how it's done, the greater the criticism that is heaped on the magazine.
John Atkinson  |  Feb 08, 2021  |  47 comments
When I joined Hi-Fi News in the mid-1970s, one of that magazine's stable mates reviewed cars. An automotive writer appeared in the pub one lunchtime—"I rolled another one," he said, as he joined us at the bar. It turned out that one of his tasks was to take a car he was testing to the skid pad to see how many lateral G's the car could handle. Of course, the chances of a consumer turning that car over were minimal, but the reviewer was investigating the edges of the performance envelope.

As I became familiar with audio measurements, it struck me that the equivalent of the skid pan test was the thermal preconditioning we perform when we get an amplifier on the test bench. Even if an end-user doesn't drive his amplifier into thermal meltdown, the edges of the envelope need to be explored.

John Atkinson  |  Jan 16, 2013  |  0 comments
Gary Koh was showing off his new Genesis Advanced Technologies 2.2 junior speaker ($80.000/pair) with a superbly natural-sounding track from Canadian chanteuse Anne Bisson. The 2.2jr combines a 48"-high midrange ribbon with 12 of the 1" circular-ribbon tweeters used in other Genesis designs and two servo-controlled 12" aluminum-cone woofers, these driven by their own 1kW amplifier. The rest of the system included Viola amplification and a Burmester phono preamplifier.
John Atkinson  |  Apr 03, 2009  |  4 comments
I had enthused over the sound being produced by French company Focal's top-line Grande Utopia EMs ($180,000/pair) in our report from the 2008 Rocky Mountain Audio Fest, so the first room I went to at the 2009 SSI was the room featuring the exact same pair of Grande Utopias. In Denver they had been driven by Boulder source and amplification components; in Montreal, amplification was all YBA—Passion 1000 monoblocks and Passion preamp—cabling was AudioQuest, and the source was the excellent sounding Esoteric P-01VU transport ($32,000) and D-01VU dual-mono D/A converter ($32,000), clocked by the G-0Rb high-precision master clock ($16,000).
John Atkinson  |  Aug 16, 2013  |  First Published: Aug 01, 2006  |  28 comments
You could sense the frustration in Keith Pray's e-mail. "We are on the same team. I have always respected your wishes and will continue to do so," he had written me. At the request of a possible advertiser, Stereophile's publisher had asked me a question about something appearing in the issue of Stereophile we were preparing. I had responded that not only would I not give him an answer, I felt it inappropriate for him to ask.
John Atkinson  |  Mar 24, 1996  |  0 comments
"A newspaper can flout an advertiser...but if it alienates the buying public, it loses the one indispensable asset of its existence."—Walter Lippmann, 1922, reprinted in Public Opinion, New York: Free Press, 1965.
John Atkinson  |  Jan 15, 2014  |  1 comments
I’ve had a couple of conversations the past couple of years with mastering engineer Dave Collins about the D/A processor he was designing for Manley Labs, the company run by his wife EveAnna Manley. The 2014 CES saw the consumer debut of the Heart Monitor Controller 24/192 DSP ΔΣ [Delta-Sigma] DAC, which was being demmed in a system featuring Manley’s 25th Anniversary monoblocks, which use KT120 tubes. There are four digital inputs and Dave has kept the fully differential signal path as short as possible. Silicon includes a SHARC DSP and AD1955 DAC chips and harmonic distortion has been kept to a superbly low –120dB, and even that is the subjectively benign second. Price has yet to be decided.
John Atkinson  |  Sep 09, 2007  |  First Published: Nov 09, 1994  |  2 comments
If there's a phrase that increasingly gets my dander up, it's "mid-fi." I'm even starting to lose patience with the term "High End."
John Atkinson  |  Sep 19, 1997  |  First Published: Sep 19, 1993  |  0 comments
"To be an influence in any society...one can be a little different, but only a little; a little above one's neighbours, but not too much."---C.P. Snow, The Masters, 1951

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