Lenco R50

Maintenance repair

Korea 1979

Audio
Power 2 x 40 W 8 Ohms
Total harmonic distortion 0.2%
Frequency response at 5W 10Hz - 40kHz
Power bandwidth 20 Hz - 40 kHz
Phono input sensitivity 2.5 mV 50 kOhms
Micro input sensitivity 2.5 mV 50 kOhms
Sensitivity of line inputs 160 mV 50 kOhms
Phono input signal noise ratio 56 dB
Bass toi control ± 10 dB at 100 Hz
Treble control ± 10 dB at 10 kHz
Loudness +8 dB a 100 Hz, +4 dB a 10 kHz
Filtro alti -8 dB a 10 kHz
Bass filter -8 dB at 100 Hz

FM
Antenna impedance 75 - 300 Ohms bal
Frequency 87.5 - -108 MHz
Sensitivity 1.8 µV
Total harmonic distortion mono 0.2%
55 dB signal to noise ratio
Capture Ratio 1.5 dB
Selectivity 40 dB
Image rejection 80 dB
IF rejection 90 dB
5.0 µV stereo reception sensitivity
Frequency response 20Hz - 15kHz
Stereo separation 40 dB

AM
Frequency 525 - 1650 kHz
Sensitivity 20 µV
Distortion 1%
Signal to noise ratio 50 dB
Image rejection ratio 50 dB