BENCHMARK: Audio application notes – Feed-Forward Error Correction

John Siau writes: The Benchmark AHB2 power amplifier and HPA4 headphone amplifier both feature feed-forward error correction. This correction system is an important subset of the patented THX-AAA™ (Achromatic Audio Amplifier) technology. It is one of the systems that keeps these Benchmark amplifiers virtually distortion free when driving heavy loads. It is also the reason […]

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BENCHMARK: Audio application notes – Balanced vs. Unbalanced Analog Interfaces

John Siau writes: If you look at the back of any Benchmark product, you will find balanced XLR analog-audio connectors. As a convenience, we also provide unbalanced RCA connectors on many of our products. In all cases, the balanced interfaces will provide better performance. We build our unbalanced interfaces to the same high standards as […]

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BENCHMARK: Audio application notes – Relay-Controlled Volume – The Ultimate Solution for Analog Audio

John Siau writes: Benchmark has introduced the new HPA4 headphone/line amplifier with four 256-step relay-controlled attenuators and four 16-step relay-controlled boost amplifiers. Together these form two fully-independent, fully-balanced stereo volume controls. One volume control is dedicated to the line output and one is dedicated to the headphone output. Each has a +15 dB to -122 […]

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EMMINENT TECHNOLOGY: Howard Popeck speaks at length to people with interesting things to say: Bruce Thigpen – Eminent Technology

Hello Bruce. You are I believe not only the conceptualiser but the senior engineer, team leader and public face of the company. Have I got that right? Yes that’s right, I wear a lot of hats and frequently have reservations about my qualifications. Are you by training and/or an electronic expert, mechanical engineer, acoustician or […]

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MANLEY: Shrimp vs. Manley Jumbo Shrimp

Hi everyone, Is there anyone of you who had the chance to compared the Manley Shrimp preamplifier vs. the Jumbo Shrimp? I saw that two tubes where added in the Jumbo version, plus the remote and its potentiometer. Is there any influences on the sound from one model to another. Thank you, Sébastien Continues HERE

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PETER COMEAU: Director of Acoustic Design @ International Audio Group IAG interviewed by Howard Popeck

All images shown here have been selected by the HFA editorial team. HFA: How did you first become interested in music speaker design and/or hi-fi? PC: In my youth reel-to-reel tape recorders were all the rage and, as a singer in our church choir, I started making choral recordings. It fairly soon dawned on me […]

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TRICKY: Euphoric Realism vs. Euphonic Romanticism

The 300B amp that I am using has a magical euphoric (not euphonic) realism and I am looking for a linestage and phonostage with the same qualities. The amp is not euphonic, romantic, ‘golden’, ‘vintage,’ soft, fuzzy, or veiled. It is immediate, transparent and fast, yet beautiful, ‘human,’ and emotionally communicative. I have tried the […]

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Could you downsize?

I’ve been looking hard and fast at my collection of 2000+ CD’s and 1200 vinyl albums with a view to stripping out what I don’t really need or want. If I purely focus on the items I really couldn’t live without under any circumstances, I’m down to 150 albums and 250 CD’s. Whilst I don’t […]

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STUDIO / DOMESTIC: Pro amplifiers vs. home audio amplifiers?

Editor’s note 09/05/19: Hello colleague members ….. Although the link nudges towards an ‘old’ thread, I did find it interesting and hopefully some of you will find it useful too having just checked it for relevance. =================== This might seem like a strange question, but why do people seem to prefer to buy a home […]

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