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本文介绍一种会喊“抓贼呀”的防盗报警器电路,该电路采用触摸触发方式,可供家庭在夜晚作防盗使用。在使用时,将该报警器的触摸电极引线与房间门上的金属拉手或碰锁相连,然后,开启报警器电源开关,该报警器就开始处于警戒状态,当有盗贼企图在主人熟睡后偷开房门潜入房间行窃时,只要碰触门上的金属拉手或碰锁,该电路就会被触发并立即被锁定在报警工作状态,连续发出“抓贼呀”的语音报警信号,直至主人关闭电源,语音报警才会消失,这样,既可以及时向主人报警,又可以警告盗贼,使其不敢
This article introduces a kind of burglar alarm circuit that will shout “catch the thief”. The circuit uses the touch trigger mode, which can be used by families to guard against theft at night. When in use, the touch electrode lead of the alarm is connected with a metal handle or a touch lock on the door of the room, and then the alarm power switch is turned on, and the alarm starts to be in a state of alert. When a thief attempts to steal after the master is asleep Open the door into the room when the theft, as long as the touch on the door of the metal handle or touch the lock, the circuit will be triggered and immediately locked in the alarm working state, issued a continuous “thief ah” voice alarm until the owner closed Power, voice alarm will disappear, so that both the owner can be timely warning, but also can alert the thieves, so that it can not dare