Month: November 2015

E. Schrama @ ejo60.wordpress.com uses an Arduino and a DCF77 time signal receiver to test the stability of an ovenized crystal oscillator running at 1 MHz. In this experiment I will use an Arduino and a DCF77 time signal radio receiver to measure the stability of an ovenized crystal...

One of the most commonly used medical instruments nowadays is the thermometer. The thermometer is used to monitor or measure the body temperature of a sick person. The idea of creating a thermometer started from a device called thermoscope, a thermometer without a scale. Several...

Dr H @ instructables.com build a Raspberry Pi based microscope using a WaveShare B-camera and plexiglass parts. He writes: Based on the RPI camera and LEGO brick-based microscope I presented earlier ( A-Raspberry-Pi-camera-based-microscope-built-from- LEGO ) I have constructed a...

Luke Skaff @ lukeskaff.com decided to build a DIY Sunlight Simulator using wide spectrum filament lamp to be used as light therapy for Seasonal Affective Disorder. During the process he checks for various kinds of lamps and examines their light spectrum. He writes: Sunlight...

A complete digital fabrication system for makers everywhere: 3D print, laser, carve, plot, assemble, pick/place + more on your desktop! Makerarm: The Robot That Can Make Anything! -...

This is a big LED digit wall clock based on Arduino and WS2811. Features : big digits ( each digit is approximately the size of a A4 paper). slim in order to fit in a photo frame (a big one). auto dim the light depending on the light in the room. dedicated DST...

Digital Panel Meter performs digital processing on or conversion and display of voltages, currents, other analog signals, and pulse signals. This project is based on popular ICL 7107 IC, which is analog to digital converter and has been designed to drive 7 segment LED display. The...

Arduino IDE latest version is ready for download.  New features include the arduino-builder tool for command-line fans, a nifty Serial plotter that should help with visualizing sensor readings and tons of bug fixes. From the Arduino blog: Today we are very proud to release Arduino...