GEVV Archive

USB Powered Charging Circuit 5V

Mobile phone, mp3 player etc.. many devices can use a simple charging circuit .. circuit 7805 on the regulator board if direct 5v if you are arriving 7805 no need..

Handmade Electronic Capacitor

Handmade is a lot of capacitors in the included one day too in an emergency capacitor can not find you can do yourself 🙂 capacitor made ​​of aluminum foil from..

Class A Tube Headphone Amplifier Circuit Mosfet Hybrid

Headphone Amplifier Circuit simply have a design or even the first single MOSFET as the design begins after two MOSFETs used and 6n6p ecc99 lamp Adding the lamp operating voltage..

Complete LPT CNC Project L298 L297 Motor Driver Circuit

System previously shared CNC control circuit similar to the even circuit design assure the quality of and documentation to be complete this project better makes also L297 L298 motor driver..

Electrolysis Control 150A PWM HHO

PWM Circuit controlling high current limiting and frequency settings can be made control LM324 op amp made ​​with the power transistor is irfp064n half o f the diagram, pcb and..

Heater Control Circuit PID Rtos CCS C PIC18F2550

I think most computationally one of the subjects PID control on the web application also does not have much in this project PIC18F2550 microcontroller based on the PID temperature control..

128X64 Graphic LCD Library CCS C, PICC18 CodeVision AVR

128X64 GLCD Library Code Vision AVR, C18, CCS C.. Often used in many projects prepared for 128X64 GLCD library Code Vision AVR, for C18 and CCS C Compiler’s code and..

Lipo Li-ion Battery Charger Circuit Balancing ATtiny26

Attiny26 microcontroller based on the charging circuit has a lot of features in a single package 3l 12.6V LiPo batteries and Li-ion batteries and battery charging voltage edebiliry balanslıy regulate..

ARM7 Scrolling Led Circuit LPC2101

arm scrolling led circuits usually pic, atmel applications often saw arm nxp lpc2101 made with project change was also a good example for the marquee with ARM applications, source code,..

Frequency Meter Circuit CMOS TTL

Frequency meter circuit is completely based on cmos integrated circuits with tll, frequency information led the series 74xx series integrates many features datasheet pinout 0xx dilsplay over. Frekansmetre circuit kicad..