Electronics Projects Archive

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

BMP Bitmap to PicBasic Pro Code Generator Program for Graphic LCDs

You can convert pictures in BMP format to picbasic pro pbp codes, if you want, you can convert the picture you selected from the Open section by pressing the “Convert..

Hardware keylogger circuit with Atmel AT89C2051

The keylogger circuit built on Atmel AT89C2051 is connected between the PC connection cable of the PS 2 keyboard, the circuit is written on the AT24C512 eeprom, then the eeprom..

Satellite Finder Circuit PIC16F877 Digital SatLock Project

Satellite finder SatLock name as an applied project is going, but I’m not sure Does it work? I do not know, but a good example of the contents of 128..

ATX Power Supply Tester Circuit

ATX power supply led indicator and a simple circuit to test the output voltage of the LEDs, you know the observations made ​​with the sprint pcb layout (.lay) located in..

LED Bar Indicator Audio Spectrum Analyzer Circuit

Opamp and cmos integrated circuits based on sound level indicator audio spectrum analyzer circuit led bar display used 10 pieces for a little advanced version of the classic spectrum analyzer,..

STK400-290 Tone Controlled Amplifier Circuit (audio effected)

STK400-290 can deliver 3X 50W power, a quality 2+1 amplifier circuit is made by adding a bass filter circuit created with tone control transistor and NE5532 4558 ops. Also, input..

The simplest radio circuit

5 piece kit consisting of the first half pretty simple and inexpensive radio circuit with a stylish casing made ​​of wood and plexiglass think should be reinforced with output amplifier..

Subwoofer Cabinet and Active Filter Circuit

A detailed project completed with filter and cabinet design, there are pcb cabinet calculations and other drawings for the circuit, an excel calculation table for the amplifier input, shared in..

PIC16F877 LCD Motors Speed indicator Encoder Circuit

Encoder circuit showing motor speed on LCD with PIC16F877 Microcontroller Explanations about program and circuit The flow chart of the project consists of two parts. These; is the flowchart of..

TDA8138 Two Channel Multi Regulator Circuit 5V 12V

TDA8138 Two Channel Regulator Circuit PCB printed circuit and schematic drawing of TDA8138 datasheet application prepared with eagle cad electronic drawing program. I used to wonder why they wouldn’t do..