July 2009

Regulated power supply for the relay bypass circuit

Off-Line UPS Uninterruptible power supplies mains voltage rises or falls relay by-pass system thanks to the transformer input primary section level varies USP transformer primary section of various voltage ranges..

TDA7294 Active Subwoofer Circuit TL494 Switchmode Power Supply

I’m dealing with a lot of computer power supply circuit arrangement made ​​with EI33 transformer used almost all AT, ATX SMPS control IC TL494 psi resources found in SMPS output..

Simple metal detector circuit in walls for metals

Siliconchip shared for free on the site where one of the projects sold stock fitters use a little more of a detector device is simple, inexpensive version can be called..

CNY70 color sensing project PIC16F84 PicBasic pro

CNY70 color sense Black and White color line sensor that detects and monitors are used in sumo robots. The purpose here; Explanation of color sensor working principle of CNY70. CNY70..

Subwoofer Project with Parametric Equalizer

A detailed subwoofer project. Test audio files designed for a 12-inch 400w speaker are shared (in .wav format). Parametric equalizer active filter is a quality design. Boost-Cut, Frequency, Q, X..

Computer-Controlled Programmable RGB LED Driver PIC16F628 PWM

An interesting project computer-aided olmasıda a very good feature. Supervision can be said that the RGB PWM circuit PIC16F628 dali assembly prepared with software installed on the RGB data while..

Simple Transistor Circuits Free Ebook

Talking Electronics Site new shared a circuit archive actually to be sold “200 Transistor Circuits” book of the circuits for free on the internet in ebook as a shared short..

Simple flower watering alarm led indicator

Very simple and fun circuit potted flowers ideal for watering alarm circuit 🙂 Circuit 3-volt battery is working with 1 2N2222 transistor LEDs and two resistors circuit with established flower..

Handmade Speaker (low power)

It’s an interesting writer HiFi speaker mentioned that it was very simple, but I do not know how much is true for sure. Used in the laptop’s audio output The..

Coil, Bobbin, Winding Counter Circuit PIC16F877 PicBasic

@ Mustafa_cmbz of Picproj forum sharing my brother ever sip of counting projects PicBasic detailed project I have ever seen. Pressure. Hex files have pcb ares isis simulation. Thanks to..