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Author Archives: Nigel Redmon
Oversampling
In this discussion, “oversampling” means oversampling on output—at the digital to analog conversion stage. There is also a technique for oversampling at the input (analog to digital) stage, but it is not nearly as interesting, and in fact is unrelated … Continue reading
Posted in Aliasing, Digital Audio, Sample Rate Conversion
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Digital audio: theory and reality
The promise of perfect audio—the Nyquist Theorem Most people who’ve look at digital audio before know about the Nyquist theorem—if you sample an analog signal at a rate of at least twice its highest frequency component, you can convert it … Continue reading
Posted in Aliasing, Digital Audio, Dither, Jitter, Phase
12 Comments
MIDI overview
This chapter presents a brief overview of the Musical Instrument Digital Interface—MIDI. You should also have a more detailed reference on the subject, especially if you need to understand advanced features not covered here, such as MIDI Time Code and … Continue reading
Posted in MIDI
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