Tag: 555 timer – Page 14

What is a DC Motor Speed Controller? A DC motor speed controller is a simple electronic circuit that is used to linearly control the speed o…

A flip flop circuit, here, flashes two sets of LEDs ON ad OFF in a flip flop manner. the circuit includes IC NE555 for the time triggering s…

Waking up in the morning is quite a task for many people. The aim of this project is to build an alarm clock which will help people go get u…

In this tutorial, we will demonstrate a dark-activated LED fader and its working. This dark-activated switch will activate the relay to oper…

The light fence circuit is used to detect the presence of any person or object in a specific area. The Light Fence Circuit detection range i…

A charge pump is a kind of converter that uses energetic charge storage condensers to increase or decrease voltage. Charge-pump circuits, wh…

Many electronics struggle with Tracing Curves, whether it be the smooth VI line of a capacitor or the voltage of a collector transistor agai…

This circuit warns when a vehicle such as a car, jeep, bus, etc gets overheated, or its temperature rises above a safe level. The circuit wi…

The high / over temperature sensor or detector alarm is a circuit that senses the temperature of the circuit and activates the alarm and fla…

As a signal goes through a rapid shift from base to higher value and after some period returns back to base value from higher value. It is c…

Automatic Battery Charger is designed for lead-acid batteries sealed in 12V. The computer built consists of a circuit, which charges the cha…

One of the primary reasons that weaken the rechargeable batteries is deeply discharging them to make the batteries work longer involves trea…

The 555 PWM LED dimmer circuit controls the brightness of the LEDs. The main concept of the circuit is to generate a pulse width modulation…

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