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Month: April 2017

chinese sound chip board pinouts
electronics

chinese sound chip board pinouts

Posted on April 21, 2017November 2, 2017 by ned

Here some pinouts of cheap chinese sound effect chip boards / modules.

RF 433MHz dublicator using an arduino
electronics

RF 433MHz dublicator using an arduino

Posted on April 16, 2017June 10, 2017 by ned

breadboard circuit and arduino programming. cloned signal opens the garage door. all parts ready case drilled the circuit is powered by 2 CR2032 button cell…

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