THE PROBLEM WITH FREQUENCY TRANSPOSITION AND MUSIC

Introduction: Frequency transposition, frequency shifting, and frequency compression are all terms that refer to algorithms that lower the frequency above a certain start point using either a linear or a non-linear processing. Many manufacturers have their own terminology for their algorithm and in some cases, manufacturer’s software will include in as a default setting for…

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Smartphones Have Microphones – Part 1

There is a multitude of apps for Smartphones that can turn them into sound level meters, recording devices, playback devices, and even allow them to be coupled with external devices for hearing aids via Bluetooth or other wireless protocols. However, each step in the recording/playback/control pathways can add some error to the final measured result.…

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