BA7746FS - VCR Hi-Fi audio signal REC / PB amplifier
Pin No.
Pin name, function and remarks Voltage Circuit diagram 〈VCC REC + B〉 * Power supply for REC + B.
* Connect to VCC (pin 7).
1 VCC * 2 〈REC TC〉 * REC + B time constant.
* Use to adjust the REC + B rise time using the C value.
The value of the built
BA7746FS Features
* REC MUTE and OVER REC functions. The playback system has a high-gain preamplifier, a low- offset head switch, VCA, and an EP-gain amplifier. In addition, all functions operate off a single 5V supply, and a H / L control system eliminates the need for special power supplies for the recording and play
