Many household electrical appliances have their own switch. To use them will be much easier if you install a receptacle push-button switch.
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IN THE SOCKET — THAT!
On the switchboard garages, workshops and home labs often use the same sockets to connect consumers designed for high (220 V) and low (12V) voltage. The danger is the inclusion of...
COLD CONTROL IC
In refrigerators with mechanical regulator temperature measured on the evaporator. It happens that the evaporator becomes covered with frost, and the thermostat begins to operate with an...