DIY personal G-Force meter

Power input is to a 7805 5 volt regulator. A pair of LEDs is connected between the 5 volt supply and ground, with current limiting resistors in series and one pin on the AT90S2313 shunts the current through one...

This article explains the process of constructing a basic inductance meter. The printed circuit board (PCB) layout is provided. The construction of a simple inductance meter involves several key components and a well-designed PCB layout to ensure accurate measurements of...

Lux meter circuit using an Atmel ATtiny26-16 microcontroller, which displays lux values on an LED display. The circuit utilizes 2SK1061 MOSFETs for driving the LEDs. The lux meter circuit operates by measuring ambient light levels and converting these measurements into...

This circuit measures the distance covered during a walk. Hardware is located in a small box slipped in pants' pocket and the display is conceived in the following manner: the leftmost display D2 (the most significant digit) shows 0...

The present document shows step by step how to easily build an interesting pointing device: the wireless tilt mouse, that allows to control the mouse's cursor on the PC screen through the tilt of the board itself. The analog...

This site explains the process of constructing a low-cost DIY Canon RC-1 infrared remote control clone utilizing an AVR microcontroller. The project involves creating a remote control that mimics the functionality of the Canon RC-1, which is used for triggering...