Perreaux SA3 Stereo Amplifier User Manual


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Specifications:
PRE-AMPLIFIER SECTION
Input Sensitivity
High Gain (moving coil)............ 200μV
rms
@ 1kHz
Low Gain (moving magnet)....... 2.8mV
rms
@ 1kHz
Compact Disc...........................................350mV
rms
All other inputs ........................................110mV
rms
Input Impedance
High Gain (moving coil).................................47kΩ
Low Gain (moving magnet)............................47kΩ
Compact Disc..................................................20kΩ
All other inputs ...............................................25kΩ
Input Overload
High gain..................................... 35mV
rms
@ 1kHz
Low gain ................................... 350mV
rms
@ 1kHz
All other inputs .............................................50V
rms
Rated Output...............1.5V
rms
into 10kΩ or higher
Maximum Output ........ 25V
rms
into 10kΩ or higher
Main Output, Source Impedance ....................1kΩ
Tape Output Level .......................................110mV
Source Impedance.............................................2kΩ
Minimum Recommended Load Impedance .10kΩ
Distortion (THD and IMD)
Phono inputs 0.005% 20Hz-20kHz rising to 0.01%
before overload
All others less than 0.0009% 20Hz-20kHz at rated
output
Noise (inputs loaded)
Phono, high gain (unweighted) -50dB re rated input
Phono, high gain (A weighted).-66dB re rated input
Phono, low gain .................... -86dB re 10mV input
Phono, low gain (unweighted) .-78dB re rated input
Phono, low gain (A weighted)..-86dB re rated input
All others (unweighted) .......-100dB re rated inputs
All others (A weighted)........ -108dB re rated inputs
Frequency Response
Output stage........................ 20Hz-50kHz, ±0.25dB
Channel Separation
All inputs .................................. 68dB 20Hz-20kHz
Phase Accuracy ............................ ±2° 20Hz-20kHz
Dimensions
Width .............................................. 483mm (19.0”)
Height ................................................. 45mm (1.8”)
Depth............................................... 331mm (13.0”)
Weight.............................................. 5.5kg (12.0lbs)
;
Schematic diagram
:
Product manual
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