Allgemein

Phase and Time 3

Phase and Time – Time Domain Response, Step Response In my first blog „Phase and Time 1“ I focused on amplitude and phase shown as functions of frequency. In this last blog about phase and […]

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Flaws in audio systems – aurally weighted intermodulation disconsonance

 Text to speech  –  TestHiFi blog: Flaws in audio systems – aurally weighted intermodulation disconsonance Theory explanation    Frequencies with higher level of upper order harmonic distortion compared to level of lower order harmonic distortion […]

Wilhelm   Allgemein
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Phase and Time 2

 Text to speech  –  TestHiFi blog: Phase and Time 2 The system that shouldn’t work well – phase and time completely ignored! Last time I wrote about phase and time issues of loudspeakers. A result […]

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Flaws in audio systems – loudness at intermodulation distortion limit

 Text to speech  –  TestHiFi blog: Flaws in audio systems – loudness at intermodulation distortion limit Theory explanation    Accumulated level of all distortions compared to level of multiple low respectively high frequency test tones. Critical […]

Wilhelm   Allgemein
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Flaws in audio systems – loudness at harmonic distortion limit

 Text to speech  –  TestHiFi blog: Flaws in audio systems – loudness at harmonic distortion limit Theory explanation    Systems that produce too many distortions especially when playing lower frequencies at higher amplitude levels. Some audio […]

Wilhelm   Allgemein
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Loudspeaker Phase Response

 Text to speech – TestHiFi Blog: Loudspeaker Phase Response Loudspeakers usually radiate different frequencies with different phase. This is due to the drivers themselves, interaction with the cabinet, and the crossover. A basic example of phase […]

David   Allgemein
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Flaws in audio systems – frequency response amplitude peaks

 Text to speech – TestHiFi Blog: Flaws in audio systems – frequency response amplitude peaks Theory explanation    Frequency response amplitude peaks: some frequencies are reproduced with higher level than others. An audio system accelerating some […]

Wilhelm   Allgemein
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Loudspeakers and Single Ended Tube Amplifiers

 Text to speech – TestHiFi Blog: Loudspeakers and Single Ended Tube Amplifiers What are SETs? Short for Single Ended Tube, or more specific, Triode Amplifier. My favorite kind of amplification! The inherent problem of those […]

David   Allgemein . Loudspeakers
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Flaws in audio systems – frequency response amplitude drops

 Text to speech – TestHiFi Blog: Flaws in audio systems – frequency response amplitude drops Theory explanation    Frequency response amplitude drops, such as early high or low frequency decline or dips in-between. It is […]

Wilhelm   Allgemein
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Music, Loudspeakers and Measurements

I remember the moment when, late in childhood, after about 10 years of piano playing, I made a decision. After hearing a very impressive piano player I thought I would never be in that league. […]

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