How to Build a Automatic PWM Door Open/Close Controller Circuit

The publish reveals a very simple PWM controlled automatic turnstile or door circuit presenting an automatic open/close action via a photo-interrupter stage. A straightforward PWM based motor control circuit with high torque and immediate stop/reversal characteristic may be observed in the presented diagram and can be utilized for working the offered turnstile or automatic door […]

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How to Build a 150 LED PWM Tubelight Circuit

The submit talks about a 555 based PWM circuit which is often executed as a 150 nos or more LED light intensity controller circuit.   The figure demonstrates a PWM based LED intensity controller circuit implementing the IC 555. IC 555 are widely employed in nearly all PWM based circuit applications as a result of […]

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How to Make a 0 to 99 Digital Pulse Counter Circuit

The highly recommended 00-99 digital counter turns into easy to carry in places where you require to keep the people organized in some particular order. Functioning information of the digital counter As could be known as the circuit uses the widely used 555 IC to genearte the pulse clocks. The pulse counting is conducted with […]

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