Friday, 22 July 2005
A.Farina,
L.Tronchin
11/86
Preamplifiers
They should simply amplify the
signals, but often they also process the signals:
• linearly (band pass
frequencies), for phantom power supply to mics
• non-linearly (compression,
harmonic distortion) it should be avoided during room acoustics measurements.
2-channels tube microphone preamplifier