The control alarm circuit with SGZ07 sound and light alarm integrated circuit

Published:2012/10/10 22:04:00 Author:Ecco | Keyword: control alarm , sound and light, alarm, integrated circuit | From:SeekIC

In the figure, the on-off of K1 the K2 allow the circuit to work in dual-band sound, light alarm circuit. If the R1, R2 of circuit are replaced by the corresponding thermistors ( measured value), it can realize the temperature control alarm circuit.



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