U4270B - FM IF limiter amplifier and detector
U4270B Features
* D 7 stage limiter amplifier D Multipath signal detector D Stop signal generator with controllable threshold D Signal strength output D Controllable mute function D High signal/noise ratio and low signal distortion Block Diagram R3 1 14 (15) 9 (10) 10 (11) Mute depth control 3 (4) 4 (5) 8 (9) 18(
