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CircuitGeek welcomes everyone who is interested in Electronics. If you are just starting or pro - here you can find your own place, help others or get an assistance in your newest electronics project. Don't hesitate and join our community - it's free, it's fun.


Recent Projects


Automatic DS18B20 based thermostat controlled by AVR
This is an automatic DS18B20 temperature sensor based thermostat controlled by AVR Atmega8 microcontroller. It has a LCD for setting parameters and viewing program flow. 12 button keypad is used to navigate menu and enter parameters like threshold temperature values. Ideal solution for home heating system automation.


Recent Electronics Tips


Driving LEDs – things everyone needs to know
LED - what is it   Light Emitting Diodes more frequently known as LEDs are semiconductor devices that converts electricity in to light. It hard to fond a gadget or other device that doesn't use LED diodes. They are cheap they are simple to use...

Latest Blog Posts


Simple logic analyzer for hobbyists - May 8, 2010
Logic analyzer isn’t a “must have” tool, especially for hobbyists. Most measurements of logic signals can be made with oscilloscope. But it doesn’t hurt to have one especially it costs cents...
About Digital Signal Processing - March 11, 2008
Today, signals i.e. quantities that fluctuate over a period of time with usually with high frequency have acquired a great amount of importance and are being used in many fields especially in...
Architecture of a Typical Microcontroller - March 11, 2008
Microcontrollers are the building blocks of any digital signal processing system. In layman's terms, they can be described as miniature computers that are present on chips. They consume very little...