VCR Hi-Fi audio signal REC / PB amplifier with flying-erase oscillator
BA7745FS Product details
Features
The low-noise playback amplifier has a total gain of
83dB (Typ. ). Designed for VHS-bandoperation with low external parts count. It has two built-in circuits for Hi-Fi VCR operation. 2) The circuit has been designed to suppress headswitching noise. 3) Built-in EP / SP gain switching function that boosts the playback gain by 5dB. 4) Built-in VCA for easy playback output adjustment. 5) High-output recording amplifier for audio FM recording. 6) Constant-current drive provides stable recording chara.