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Security alarm sensors
Sound controlled Lamp
and the back up by a CR2032 battery
It can drive up to 2 stepper motors (unipolar or bipolar) with single coil
Potentiometer (1 KOHM) MAX6675 Security alarm sensorsIntroduction: Resistors are the most fundamental and commonly used of all the electronic components, to the point where they are almost taken for granted but they play a vital role within a circuit. The principal job of a resistor within an electrical or electronic circuit is to resist , regulate or to set the flow of electrons (current) through them by using the type of conductive material from which they are composed. Resistors can also be connected
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