Pioneer C-4500

Maintenance repair

Japan 1973

4-pole synchronous motor
Speed ​​33.33 and 45 rpm
Wow e flutter 0,1%
signal to noise ratio 47 dB

Amplifier
Power 2 x 10 W 8 Ohms
Power 2 x 12 W 4 Ohms
Frequency response 20Hz - 50kHz
Phono signal noise ratio 70 dB
Line noise signal ratio 90 dB
Phono input sensitivity 2.5 mV 50 kOhms
Sensitivity of line inputs 200 mV 100 kOhms
Bass tone control -11 +12 dB 100 Hz
Treble control -10 +9.5 dB 10 kHz
Loudness +10 dB a 100 Hz, +5,5 dB 10 kHz
50 dB stereo phono separation
Stereo line separation 55 dB