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Simple Sounder Alarm Circuit With 555

Electronics Projects, Simple Sounder Alarm Circuit With 555 article "555 timer circuits, analog circuits projects, simple circuit projects, " tagged with


A simple alarm circuit but Mr. deterrent siren voice of the author would not last :) circuits infrared transmitter and as a receiver consists of two parts transmitter circuit also 555 integrated with a controlled IR LEDs have a (tv remote control used in) LED signals sent by other circuits as well TSOP (38kHz or at 36kHz) signal reaches the receiver cut starts to work as soon as the siren siren plowed with TIP120 transistor to stop the alarm does not sound quite high-energize the circuit required

Simple Sounder Alarm Circuit With 555 break beam sensor alarm transmitter receiver 555

Source: jumperone.com/2011/11/break-beam-sensor/ alternative link: simple-sounder-alarm-circuit-with-555.rar

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