gsm remote control switch
here is an easy way to switch home application such as gates,light,etc using ur phone,and no complicated program needed,
thou still working on it for better result ,
parts are
-opcopler(pc817 sharp)
-cd4027
-triac:bta16=600v/BTA138=800V
_diodes=1n4007x4 as bridge rectifier(had to use bridge rectifier cause the output of the phone had no polarities )
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GSM
