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How to Make Your Own Cell Phone Jammer

How to Make Your Own Cell Phone Jammer. Cell phone jammers are installed in no disturbance zones such as schools or colleges. But how exactly does this instrument jam cell phones? These jamming instruments prevent mobiles from receiving.

Smart power control using Arduino and Android

Smart power socket via Arduino, what could be easier. This power socket controll via Bluetooth, smartphone or tablet used.

Arduino as a programmable logic controller (PLC)

Arduino as a programmable logic controller (PLC). keep careful on CE declaration of conformity: good but only for educational and diy

How to Make a Digital Voltmeter, Ammeter Circuit Module

How to Make a Digital Voltmeter, Ammeter Circuit Module