Electronics Projects Archive

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

0-50V 1.5A Adjustable Power Supply Circuit 2N3055

The circuit consists of the following units: a rectifier with a filter, a +12V voltage stabilizer, voltage stabilization, current stabilization, indication, a control unit and overheating protection. If the output..

1200W 60V SMPS Circuit UC3844 150Khz

1200W 60V SMPS Power supply UC3844 Classic topologies of blocking converters are usually considered suitable only for small ones performance, on the order of about 100-200 W. Their main advantage..

Car Spark Plug Water Sensor PIC12F675

The water sensor is used in various devices in factory, automation, etc. used very often in their work. Mainly for automatic water tank filling, irrigation, heating, control and more. etc.,..

Electronic Distributor for 4-Cylinder Internal Combustion Engine

The electronic control circuit for the 4-cylinder internal combustion engine is designed for 4-cylinder internal combustion engines to work with both the external switch, the ignition unit and the ignition..

Computer Power Supply Tester

The ATX power supply tester I made years ago, there was no such tester in our market at that time. Purchased power supplies were generally tested by short-circuiting the green..

Simple Switch Mode Power Supply Self Osc ATX Transformer

Simple SMPS Circuit Self-Oscillating ATX Transformer There were shares to run the rechargeable drill without a battery IR2153 SMPS, Battery, Transformer.. The batteries of the drill I used were also..

Melody Horn Circuit

The melody horn circuit is based on the PIC16F1827 microcontroller. The circuit can be connected to 2 horns with double relays. Relay is used for horn control. Relays 12V 10A..

Sprint Layout 6 KiCad Footprint, EasyEDA Library SVG, Qr Code, Font Plugin

With the Sprint Layout 6 SprintFont plugin, you can transfer KiCad Footprint files and add many new elements to the library, you can also pull EasyEDA libraries online and import..

Audio Spectrum Analyzer Circuit 100 LED 10 Ch Peak Hold

I made a visually different version of the 10 channel 100 Led Spectrum Analyzer circuit that I used in the 2.1 sound system. The filter quality of the Led Spectrum..

Mosfet TL431 10W LED Driver Circuit

The 10W LED Driver driver circuit is designed to operate a 10 watt LED matrix (3×3, 10-12V) with current limitation. It works in the Step-Down system. The ring core used..