设计了四通道红外监控无线报警系统。当有物体移入检测范围时,发射机发出高频无线电调幅波,距80 m范围内的接收机收到信号后发出声、光报警。该系统主要由4个红外探测发射机和1个无线声光报警接收机组成,具有成本低、体积小、功耗低、安装简便等特点。在安全防护领域中具有一定的应用价值。
- Abstract:
- In this paper,a four-channel wireless alarm system based on infrared sensor is designed. When a moving object entered the detection range,the high-frequency radio transmitter can emit AM signal. The receiver in 80 meters away from the transmitter can send off the sound and light alarm. The system is mainly composed of four-channel wireless transmitter based on infrared sensor and a receiver with sound and light alarm. The system features low cost, small size, low power consumption and easy installation, so it has some value in the field of security.
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