Pioneer SX-6000

Maintenance repair

Japan 1971

Power amplifier
Power 4 x 40 W 8 Ohms
Power 4 x 45 W 4 Ohms
Total harmonic distortion 1%
Intermodulation distortion 1.5%
Power bandwidth 10 Hz - 80 kHz
Frequency response ± 2 dB 5 Hz - 100 kHz
Final infrared sensitivity 500 mV 50 kOhms
Total load impedance 4 - 16 Ohms
Damping factor 65 to 8 Ohms
Center channel output 520 mV

Preamplifier
Output level 500mV (max 1.4V)
Total harmonic distortion 0.1%
Frequency response ± 3dB 8Hz - 80kHz
Phono input sensitivity 2.4 mV 50 kOhms
Mic input sensitivity 4 mV 50 kOhms
Sensitivity of line inputs 210 mV 100 kOhms
Bass tone control -10 +12.5 dB at 100 Hz
Treble control -10 +10.5 dB at 10 kHz
Loudness +11 dB a 100 Hz, +6 dB a 10 kHz
Bass filter -6.5 dB 50 Kz 6 dB / oct
Filtro alti -6,5 dB 10 kHz 12 dB/oct
Muting -20 dB
Phono input signal noise ratio 80 dB
Line input signal noise ratio 90 dB

FM
Frequency 87.8 - 108 MHz
Sensitivity 1.8 µV
Capture Ratio 1.5 dB
Selectivity 40 dB

Image frequency rejection at 98 MHz 85 dB
IF rejection 90 dB
Spurious rejection 98 dB
AM suppression 42 dB
Signal to noise ratio 65 dB
Stereo separation 40 dB
Antenna 300, 75 Ohms

AM
Frequenza 525 kHz – 1.605 kHz
External sensitivity 9 µV
Selectivity 30 dB
Signal ratio to noise 50 dB
Image frequency rejection 80 dB
IF 75 dB rejection