Stereo Pre Amplifier
Year : 1959
The Quad 22 control unit may be used with a single Quad II power amplifier for single channel installation, or with two Quad II power amplifiers to provide single channel and stereo reproduction.
Frequency response: 20Hz to 20kHz
Total harmonic distortion: 0.02%
Input sensitivity: 1.5mV (mic), 0.4mV (MM), 70mV (line)
Signal to noise ratio: 70dB (line)
Output: 250mV (line), 1.4V (Pre out)
Valve complement: 2 x EF86, 2 x ECC83
Data sheet