HiFi Adventures

Tube sound again

For objectivists the characteristics of tube amplification is mostly due to additional components of sound. Many tube lovers call it a higher purity of sound.Others again enjoy „easier listening“ in terms of warmer and maybeslightly […]

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Bits are Bits ?

Recently I was testing several solutions to reproduce audio files, based on personal computers. Just to see if bits are bits. I had been using JPLay for years (with mixed results in terms of stability or […]

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The Sound of Tubes ?

At TestHiFi we discuss and develop ways to measure aspects of music reproduction. Sometimes, working on my own loudspeaker projects, such aspects draw attention. About such an event I want to write this time. When […]

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Some new HiFi adventures

A Re-Visit Back to a friend and customer’s place I had a strange experience which I would like to share. And still don’t quite understand … The System is complex and very high quality : […]

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Faint sounds of distortion

Did you ever hear the noise produced by an audio amplifier under measurement, with resitors instead of loudspeakers connected? There is a lot of buzz, and sometimes hum. If components in an audio circuit produce […]

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Digital HiFi Adventures – and Questions

Between 1990 and 2005 I worked with digital controllers for custom made horn systems in critical sound reinforcement situations. The convenience to have a variety of filters, delay and equalizing selected via a nice graphical […]

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