Pyroelectric detection wireless anti-theft system

Relevant key device information applied in this article: HL911L 9013 7805 VD5026 FDD400 KD9300 CD4067 pyroelectric detection wireless anti-theft system consists of pyroelectric infrared detection circuit, digital coding radio transmitting circuit, wireless receiving demodulation circuit, address decoding circuit, alarm It consists of acoustic triggering and sound-generating circuits. HN911 is a new type of pyroelectric infrared detection module with low power consumption and excellent anti-interference performance (especially anti-electromagnetic interference). Pyroelectric detection wireless anti-theft transmitter circuit: Pyroelectric detection wireless receiving circuit :