Perreaux SP100 manual Specifications, Headphone Amplifier, Input overload, Tone controls, Filters

Specifications:

Input sensitivities for rated output of 1.2V RMS

into 10kΩ
Auxiliary and tape inputs	....................... 80mV RMS
Magnetic phono 1	2.5mV RMS @ lkHz

Magnetic phono 2 ......2.6mV RMS @ lkHz variable

Input overload
Auxiliary and tape inputs	.........................	4.0V RMS
Magnetic phono 1 and 2		110mV RMS
Rated output	1.2V RMS (No. 1 output)
........................ 0-1.2V RMS (No. 2 output variable)
Maximum output capability		7V RMS
Frequency response over all amp and headphone
amp
Auxiliary input		20Hz-20kHz ±0.3dB

Phono input (R.I.A.A. corrected)20Hz-20kHz ±0.5dB Distortion over all amp at rated output

Total harmonic distortion	0.02%
(typically 0.009% at 1kHz)
Intermodulation distortion	0.005%
(S.M.P.T.E. 50Hz or 6kHz @ 4:1)
Noise measured on 20Hz to 20kHz bandwidth
Minimum volume	-90dB
(Lin reference rated output)
Maximum volume auxiliary	-80dB
(Lin reference rated output)
Maximum volume phono	-60dB
(Lin reference rated output)
Maximum volume phono	-76dB
(Lin reference 10mV input)
Tone controls
Bass	+15dB -18dB at 30Hz
Midrange	+9dB -9dB at 900Hz
Treble	+15dB -12dB at 15kHz
Loudness shelving type	+7dB at 50Hz
..........................................................	+7dB at 15kHz

;Schematic diagram : Product manual

Filters
Low 6dB per octave
from 40Hz	-6dB at 20Hz	-12dB at 10Hz
High 6dB per octave
from 2kHz	-6dB at 4kHz	-12dB at 8kHz

Total semiconductor compliment

12 IC's (Highspeed low noise, unity gain at 38MHz and wide bandwidth)

16Transistors

8Diodes

8Zener Diodes

1Bridge Rectifier

Mains voltage	230/115 volts AC 50-60Hz
Front panel	19 inch rack mount
Inputs/Outputs	R.C.A. cinch connectors
..................................................	DIN for tape 1 and 2

Headphone Amplifier:

Operating Mode Class A

Rated Power 0.25 watts RMS both channels driven into 8 ohms from 20Hz to 20kHz at no more than 0.025% total harmonic distortion.

Maximum Power 0.5 watts RMS both channels driven into 8 ohms from 20Hz to 20kHz at no more than 0.04% total harmonic distortion.

Maximum power at 1kHz 1.0 watts RMS both channels driven into 8 ohms with no more than 0.04% total harmonic distortion.

Noise 20Hz to 20kHz
Minimum volume	-90dB
(Lin reference rated output)
Maximum volume auxiliary	-84dB
(Lin reference rated output)
Maximum phono	-65dB
(Lin reference rated output)
Maximum volume phono	-70dB

(Lin reference 10mV input)

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