FM Multiplex MFB Stereo Amplifier
The National SA-52H is a stereo receiver amplifier that uses a 6BQ5 push-pull circuit for high power output from little power consumption.
When combined with motional feedback speakers, the built in MFB circuit automatically corrects distortion and insures full throated bass.
Tuning range: FM, MW, SW
Power output: 30 watts per channel into 8Ω (stereo)
Frequency response: 20Hz to 20kHz
Input sensitivity: 3.5mV (MM), 14mV (ceramic), 120mV (line)
Signal to noise ratio: 60dB (line)
Channel separation: 35dB (line)
Output: 100mV (line)
Speaker load impedance: 4Ω to 32Ω
Dimensions: 470 x 161 x 328mm
Finish: gold finish front panel with oiled walnut cabinet
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