Electronics Projects Archive

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

An Interesting Method for Printed Circuit Board Cardboard PCB

Method practicality questionable, but now the most appropriate category “Practical Information” will be earlier in the PCB about the making of articles I’ve shared now the easiest and cheapest method..

Various Electronic Circuit Diagrams

Earlier Velleman kits circuit diagrams I shared (230 pcs mixed electronic circuit diagram Velleman kits) still a kit manufacturer’s (kitrus) various circuit diagrams’ve reached the circuits most useful simple circuits..

PIC16F877 Battery Volt Meter ADC Proton ide Example

ADCs with LCD display for battery measurement circuit PIC16F877 protons – in practice Objective: PIC16F877 MCU’s ADC channel on the battery voltage from the okunulup graphic LCD (KS108) screen as..

PIC16F73 8X8 LED Application Proton ide Example

My first SMD applications; Our circuit consists of eight rows and eight milk. LEDs used 4mm square. If desired number of rows and columns of the circuit can be increased…

PCB Printing with Epson CX4200 inkjet Printer Modified

Prepared by: Volkan Sahin – First of all you need to know when the project was challenging but, if there is the possibility worthwhile 🙂 CX4200 Epson inkjet to print..

Parallel Port Audio Output TDA7050 Amplifier D-A Converter LPT

To use the lpt parallel port output as an audio output, a simple circuit tda7050 is used to amplify the sound in the output stage. This integrated is generally used..

LM358 Sound Detector Circuit

The circuit turns the relay on and off according to the sound intensity in the environment, and its sensitivity can be adjusted with rv1 rv2 100k potentiometers. In the amplifier..

150W Power Amplifier Circuit MJ21194 MJ21193 Transistor

Quality power Amplifier circuit a famous brand’s clone version of the “Krell KSA-50” 8Ω speaker with a 70w rms power can give is said output transistors mj21193 and mj21194 circuit..

Expansion to 32 Channels Parallel Port 74HCT573 LPT Relay

I previously shared circuit “Computer with Device Control” writing output thanks to the integrated circuits have been replicated so 74hct573 (32) also with source code control program has two This..

TDA7294 Guitar Amplifier and Tone Control Preamp

Quality economic “Guitar Amplifier Circuit” input sound preamp and tone control floors are available in the market, all parts of the supply circuit to be made on a separate plate..