Sanyo RD-7058

Repair Maintenance

Japan 1978

4 tracks 2 stereo channels
2 heads
2 Engines
Velocìtà 4,76 cm/s
Line input sensitivity 100 mV 100 kOhms
Din input sensitivity 2.5 mV 12 kOhms
Mic input sensitivity 0.3 mV 600 Ohms
1000 mV 3.3 kOhms line output level
Headphone output 775 mV 400 Ohms
Wow e flutter 0,1% wrms
Frequency response (-20 dB) ± 3 dB 30 Hz - 17 kHz Metal
Frequency response (-20 dB) ± 3 dB 30 Hz - 17 kHz CrO2
Frequency response (-20 dB) ± 3 dB 30 Hz - 15 kHz FeCr
Harmonic distortion 1.5%
Signal to noise ratio no Dolby 50 dB
Dolby signal to noise ratio 60 dB
70 dB cancellation
Bias frequency 100 kHz
I'm afraid of rewinding 90 sec for a C60