Perreaux NR500 User Manual

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Perreaux

Model: NR500

Date of Manufacture: 1977

Product Type: Stereo Integrated Amplifier

Power Output (per channel into 8Ω): 50Wrms

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Specifications:

Rated Output

 

 

Both channels driven into 8 ohms..........................................................................

50 watts RMS

Both channels driven into 4 ohms..........................................................................

70 watts RMS

Typical Power Output at Clipping

 

Both channels driven into 8 ohms..........................................................................

55 watts RMS

Both channels driven into 4 ohms..........................................................................

80 watts RMS

Each channel driven into 8 ohms ...........................................................................

58 watts RMS

Each channel driven into 4 ohms ...........................................................................

90 watts RMS

Frequency Response

 

 

1 0 watt into 8 ohms

18Hz-20kHz.............................................................................

+0 -0.5dB

1 0 watt into 8 ohms

10kHz-68kHz.............................................................................

+0 -3.0dB

Rated output into 8 ohms20Hz-20kHz..........................................................................

+0 -0.5dB

Rated output into 8 ohms14Hz-53kHz..........................................................................

+0 -3.0dB

Total Harmonic Distortion

 

At any power 0. 25 watt to rated output........................................................

no more than 0.15%

Intermodulation Distortion

 

At any power 0.25 watt to rated output.........................................................

no more than 0.15%

Hum and Noise

 

 

Minimum volume..............................................................................................................

 

-80dBa

Auxiliary input maximum volume..................................................................................

-70dBa*

Magnetic input maximum volume ..................................................................................

-65dBa*

 

 

* shorted inputs

Damping Factor

 

 

8Ω @ 100Hz .............................................................................................................................

 

50

Input Sensitivity

 

 

Magnetic....................................................................................................................

 

1.8mV RMS

Auxiliary/Tuner/Tape...............................................................................................

 

160mV RMS

Overload sensitivity magnetic....................................................................................

50mV RMS

Overload sensitivity auxiliary ......................................................................................

2.0V RMS

Tone Controls

 

 

Bass ......................................................................................................................

 

±16dB @ 40Hz

Treble .................................................................................................................

 

±16dB @ 17kHz

Filters

 

 

Low filter (From 18Hz)........................................................................................

-6dBper octave

High filter (From 15kHz).....................................................................................

-6dBper octave

; Schematic diagram: Product manual

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