14 Year Old Builds Communication Device for Brain-Injured Friend
Try not to get anything in your eye as you hear this moving story of a teen helping an injured friend communicate with the world again.
communication
A Maker’s Introduction to Ham Radio
You may have heard about amateur or “ham” radio from a friend or maybe one of the members in your Makerspace is a ham. What is ham radio and what does it offer you? First, you’re a Maker, so you already have a lot in common with the ham radio community. Hams are tinkerers, builders, […]
DIY Bluetooth Intercom Links Riders Helmet to Helmet
If you ride a motorcycle with another rider, you may decide that an intercom system would be an excellent way to communicate without constantly shouting. You could buy a purpose-built unit, but what fun would that be? This Instructables article by “Stuffman” shows you how to hook up a bunch of components with (if all the […]
Old school intertubes
Photo from Museum of Retro Technology Years ago, I came upon The Victorian Internet by Tom Stangadge. It’s a fascinating read, telling the tale of how the world was girdled by copper wires carrying text messages to far flung places. The Victorian Age’s instant messaging system allowed geography and time to be compressed through the […]
Weekend Project: Simple Laser Communicator
Secretly shoot your voice across the room on a laser beam in this fun and easy project. Thanks go to Simon Quellen Field for the original article in Make: Volume 16 To download The Simple Laser Communicator View MP4 click here or subscribe in iTunes. Check out the complete Simple Laser Communicator article in MAKE: […]
Weekend Project: Simple Laser Communicator (PDF)
Secretly shoot your voice across the room on a laser beam. Thanks go to Simon Quellen Field for the original article in Make: Volume 16 View the PDF
AVR baud rate calculator (and fuse calculator)
20 Mhz Baud UBRR % of error 300 4166 0.0 600 2082 0.0 1200 1041 0.0 2400 520 0.0 4800 259 0.2 9600 129 0.2 14400 86 0.2 19200 64 0.2 28800 42 0.9 38400 32 1.4 57600 21 1.4 76800 15 1.7 115200 10 1.4 Lady Ada Rants: Yes, you could always use the […]
