Homemade Double Layer PCBs
Last updated: Monday, August 6, 2012Yes, use gloves and a well ventilated area when you are working with this chemicals.
Homemade Alarm System with Cell Phone
Last updated: Monday, August 6, 2012This is a simple alarm system with PIC microcontroller. Using a speed dial button, it is possible …
Atomic Nixie Clock with GPS
Last updated: Friday, August 3, 2012Old nixie tubes used in a modern circuit. There is a lot of function built in this …
Time Machine
Last updated: Monday, August 6, 2012How to stop the time A really interesting optical illusion can be obtained with strobe effect, using …
DIY Laser Show
Last updated: Monday, August 6, 2012 Just using 2 mirrors and 2 small “walkman” motors with variable speeds we can build a …
Homemade Metal Detector
Last updated: Tuesday, August 18, 2015 The original project ( SilverStar ) was made by C. Ferenc ( metaldetector.hu ) Description is …
Digital RPM meter and PWM driver
Last updated: Tuesday, August 7, 2012 I used 2 microcontrollers PIC16F84A in this project. One for measurements and LCD display and one …
AVR programmers for USB and LPT ports
Last updated: Friday, August 3, 2012 You will find two programmer type in this document: Download Description 1) AVR Doper – STK500 …