| 单词 | recording amplifier |
| 释义 | > as lemmasrecording amplifier recording amplifier n. an amplifier used during recording to amplify the signal which is being recorded. ΘΚΠ society > communication > record > recording or reproducing sound or visual material > sound recording and reproduction > sound recording or reproducing equipment > [noun] > amplifier recording amplifier1934 1934 Wireless World 5 Jan. 9/3 The recording amplifier is specially designed to amplify the currents delivered by the microphone or ‘A’ amplifier to a degree suitable for the electrical conditions as determined by the recording head. 1964 A. A. McWilliams Tape Recording ix. 185 The purpose of the recording amplifier is to deliver sufficient current to the record head to magnetize the tape correctly over the working frequency range. 1991 P. Copeland Sound Recordings (BNC) 28 The latter invention was an accidental discovery, made when a faulty recording amplifier developed ultrasonic oscillations. 2006 Heart Rhythm 3 517/2 If saturation of the recording amplifier obscured that signal, the electrogram recorded from the adjacent proximal recording electrodes was used. < as lemmas |
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