GEVV Archive

Atmel Atmega8 Multimeter Circuit (led display)

Hello, “Multimeter” was the only title that first came to my mind to. Voltmeter (positive DC voltage) from 0.00 to 9.99 V and 10.0 – 30.0 V with automatic range..

PH Meter Circuit Aquarium (led display)

Any aquarium hobbyist knows how important it is to know and control the conditions of the aquarium water for the smooth development of life in it. One of the factors..

Eagle Library Archive V4.60 and Above

Popular PCB diagram drawing program for Eagle lb and all attempts to scan library files although I did not warm up to the kind of people who use this program..

PIC16F84 Microcontroller Video Game Circuit (tetris, pong)

A nice project made with PIC16F84, both video and joystick control are provided with a single processor. First of all, we would like to point out that the entire design..

65W N-Channel MOSFET Amplifier Circuit

65W N-Channel MOSFET Amplifier Circuit symmetric + -34 volt supply voltage of 68V dc sprint layout prepared by total PCBs to output file open and free “sprint layout viewer” program,..

C Language Computer and Electronic Circuit Control

C language dealing with the business of the electronic to the floor to people who want to be your source for inspiration can take most of the projects in the..

Hex to Asm PIC Dis-assembler Programs

“PIC Disassembler Programs Hex to Asm” programs to convert microchip PIC hex files without source asm software to asm code. They’re not a guarantee, but they can work on most..

PC Controlled Flower Watering Circuit with ATmega8

As far as I understand an interesting project information via computer is determined irrigation irrigation is done in the required time data exchange via RS232 com port has made ​​the..

Laser Sound Transmission Line Transformer

A simple laser communicator. How would you like to talk over a laser beam? In about 15 minutes you can set up your own laser communication system, using cheap laser..

Parallel Port DC Motor Speed ​​Control with Turbo C

Turbo C Of dc motors speed control done in two ways first excitation current by modifying it happens for the moment does not concern us Another method applied voltage by..