Day: January 25, 2019

Heat Activated Power On Switch

25/01/2019 twovolt

Circuit helps turns ON the switch when temperature reaches to the set point, NTC used as temperature sensor. Circuit built using LM393/LM358, Supply Input 12v DC

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Heat Activated Power On Switch

25/01/2019

Circuit helps turns ON the switch when temperature reaches to the set point, NTC used as temperature sensor. Circuit built using LM393/LM358, Supply Input 12v

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Simple 20 LED Bar-Graph Voltmeter , each LED display 0.25V, this circuit can measure 5V directly or its can measure higher voltage range using resistor

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