Author: mixos

Linear Technology's LTC3256 is a high voltage low noise dual output power supply, which takes a single positive input and generates 5V and 3.3V step-down supplies with high efficiency and no inductors. by Julien Happich @ edn-europe.com The device features a wide 5.5V...

The AriCalculator is a DIY calculator or a general purpose handheld device. It is battery powered and runs on a NXP S12G240 microcontroller (16-bit, 240k flash, 11k RAM). The device has 38 input keys and a 128x64 pixel LCD display with a backlight option. Three interfaces connect...

Michael Dunn has designed a circuit that is able to double the input voltage and breaks DC path. I once needed a voltage doubler circuit with no DC leakage path between input and output, and ended up devising this unusual 556- (dual 555 timer) based circuit with a "floating" voltage...

An optical micro-displacement sensor from Omron Electronic Components Europe is capable of resolving 10 microns – one tenth the diameter of a human hair or the thickness of a coat of paint. by Graham Prophet @ edn-europe.com The high resolution of the Z4D sensor suits...

mozzwald.com has designed an iphone battery charger /tester. I have seen technicians often replace batteries when they may not necessarily need to be or ignore the fact that they could be the cause of the issue at hand. To remedy this I designed a basic iPhone battery charging...

Alberto @ pighixxx.com has published the first pages of a series of SMD components guides. Total guide will consist of 20 pages. The definitive guide to SMD components! Cheat Sheets, Package Types, Conversions, Size Codes and more… SMDGuide - A gift for all electronic enthusiasts -...

Jonathan Bruneau designed a $1/W maximum power point tracker used to extract maximum power from solar panels and published his project on hackaday.io: Maximum Power Point Tracking (MPPT) is a technique whereupon special electronics attempts to extract the optimal amount of energy...

Control your DSLR to take a picture every x seconds for x minutes, fully configurable via LCD menus. CameraShutter - Control your DSLR camera -...