Introduction: Mean Detector
Schematic PCB
Introduction: Baseband AGC realizes automatic gain
Introduction: Mixing to achieve spectrum relocation
Introduction: Voltage Follower for Isolation
Introduction: Band Pass Filter
Introduction: Using 4351 to provide local oscillator signal
Introduction: Envelope detection to achieve demodulation
Introduction: Xiaobai learns four-wheel drive car from scratch
Introduction: This design is a smart home controller based on the PSF-B04 control module
Four-channel radio remote control schematic diagram