Circuits DIY – Page 346

A joule thief is an electronic circuit that takes in a small voltage and turns it up to a higher voltage (for devices like LEDs, which requi…

A DC power supply takes AC from the wall outlet, converts it to unregulated DC, and reduces the voltage using an input power transformer. ty…

This article is about a simple VU meter using LM358 IC. A volume unit (VU) meter is a device that displays a representation of the signal le…

A headphone amplifier is a relatively low-power amplifier that boosts the low-voltage audio signal from a source device (be it a turntable…

L298 Motor Driver Controller Board is a reliable and cost-effective motor control driver. It enables to control two DC motors or a Stepper m…

MQ-2 Gas Sensor Module is a smoke sensitive product detecting flammable gases such as Methane, Butane, Propane, Alcohol, and LPG. The series…

The flip flops can also be termed latches which are of different types. They include SR flip flops, JK flip flops, D flip flops, and T flip…

A variety of ICs is there to drive a 7 segment display. They are IC 4026, 4033 and much more. Here in this tutorial, we are going to use IC…

The JK flip flop was termed after his inventor jack Kilby which is available as IC packages. The JK flip flops work as storage devices, cont…

In a PT100 RTD Sensor, RTD means Resistance Temperature Detectors. It is a temperature sensor that contains a resistor that changes the resi…

Mp3 player is everyone’s favorite gadget that keeps one entertain for hours. An interesting fact is that we can build an mp3 player by ourse…

A flip-flop is an electronic circuit with two stable states that can store binary data. You can change the stored data by applying a variety…

A Microphone preamplifier is an electronic circuit that serves the purpose of pre-amplifying weak audio signals. When the audio source (usua…

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