Sony ST-A30L

Japan 1979

Maintenance repair

AM FM tuner
Frequency 87.5 - 108 MHz
Antella 300 Ohms balanced. 75 Ohms unbalanced
Sensitivity 46 dB mono 3.5 µV (16.1 dBf)
Sensitivity 46 dB stereo 40 µV (37.3 dBf)
Usable sensitivity mono 1.3 µV
1.8 µV stereo usable sensitivity
Signal to noise ratio 60 dB
Mono harmonic distortion 0.15%
Stereo harmonic distortion 0.4%
45 dB stereo separation

AM tuner
Frequency 525 -1605 kHz
Usable sensitivity 15 µV
Selectivity 27 dB
52 dB signal to noise ratio
Image rejection 40 dB
Spurious rejection 50 dB
Harmonic distortion 0.3%

FM output level 500mV 1.6kHoms
AM output level 170 mV 1.6 kHoms
Output level rec cal 250 mV 1.6 kHoms