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Measurement of wow and flutter is carried out on audio tape machines, cassette recorders and players, and other analog recording and reproduction devices with rotary components (e.g. movie projectors, turntables (vinyl recording), etc.) This measurement quantifies the amount of 'frequency wobble' (caused by speed fluctuations) present in ...
The changes in frequency are caused by irregular tape motion during recording or playback. For example, a change in the angular velocity of the capstan, or dragging of the tape within a reel or audio cassette shell. The terms "wow and flutter" are often referred to together, flutter being a higher-rate version of wow.
The Eureka Project 147 resulted in the publication of European Standard, ETS 300 401 in 1995, for DAB which now has worldwide acceptance. The DAB standard uses the MPEG-1 Audio Layer II (ISO/IEC 11172-3) for 48 kHz sampling frequency and the MPEG-2 Audio Layer II (ISO/IEC 13818-3) for 24 kHz sampling frequency. [19]
The following comparison of audio players compares general and technical information for a number of software media player programs. For the purpose of this comparison, "audio players" are defined as any media player explicitly designed to play audio files, with limited or no support for video playback.
Screenless digital audio players (3 P) W. Windows Mobile devices (3 C, 2 P) Pages in category "Digital audio players"
A reel-to-reel tape recorder from Akai, c. 1978. An audio tape recorder, also known as a tape deck, tape player or tape machine or simply a tape recorder, is a sound recording and reproduction device that records and plays back sounds usually using magnetic tape for storage.
The Nomad was a range of digital audio players designed and sold by Creative Technology Limited, and later discontinued in 2004. Subsequent players now fall exclusively under the MuVo and ZEN brands. The Nomad series consisted of two distinct brands: Nomad (and later Nomad MuVo) - Players that use flash memory. This brand eventually became the ...
It is the first player in the ZEN line to have the following features: a 16-bit color screen, unlike other ZEN players, which are 8-bit; a battery life of 30 hours (20 with the speakers), which was the longest compared to any previous ZEN player; the ability to read e-books; and the ability to show 3 different time zones "at a glance". The ZEN ...