Electronics Projects Archive

Electronic plans news for electronic hobbyist or engineers. Free electronic schematics (circuits) electronic blog site. Electronic content post and more..

CDI Circuit TL494 PC power transformer EI33

The reproducibility of DC-CDI in most implementers faces the difficulty and little experience of transformer winding. Therefore, this design, based on DC-CDI is used to transform the voltage using a..

Operational Amplifier Tester Circuit

This wiring is a module that makes it easy and easy to distinguish good operational amplifiers from defective ones. The op amp tester is designed to test simple, double and..

Numitron clock circuit with Atmega32

The project deals with the construction of a universal display panel with 6 8 segment display tubes (numitrons) IV-6 of Russian production. The panel is also supplemented with a control..

TAS5630B 300W Class D Amplifier Circuit

The core of the whole amplifier circuit is the TAS5630B one connection is based on modified the recommended BTL mode stereo input, which is listed by the manufacturer in Selection..

AVR-ISP MKII Programmer Circuit

AVR microcontrollers are most commonly used for AVR-ISP MKII programmer programming with serial interface ISP. They are cheap and uncomplicated. However, these programmers have lost their versatility because Atmel has..

LM4766 Amplifier Circuit Module

The module is based on the popular LM4766 chip, completed with a symmetrical power supply. The assembled plate is a ready-made functional block of the audio system. The circuit diagram..

Lead-Acid Battery Controller Circuit

The project deals with the solution of an electronic device for the control of lead Acid Battery. Lead-acid accumulators are susceptible to their excessive undercuts. The occurrence of these conditions..

Portable Mosquito Repellent Circuit

As you know, piezoelectric transducers tricycles have a capacitive character of the load. Therefore, appropriate is required control. On the one hand, the transmitter is fed directly from the US2..

Protection Circuit of Li-Ion or Li-Po Battery

The basic component is the operational amplifier MCP6001 acting as a comparator. It has a number of advantages that were used in this project: Small supply voltage (1.8 to 6..

ATTiny25 Three-phase 50 Hz Generator Circuit

Multifunctional sinusoidal three-phase signal generators are available on the market for testing inverters. However, in a situation where a simple control is necessary, to which a single frequency signal suffices,..