Biotele writes – This instructable introduces the venerable Spy Ear in details and my way to reverse engineer a circuit. Why does this device deserves its own instructable?: You can buy a Spy Ear for a dollar! It can amplify sounds up to 60 dB or a factor of a 100. It has a self […]
JXP writes – Circuit board pre-heat workstations are very expensive, $350.00 – $2500.00. The goal of this project is to demonstrate how to make a circuit board pre-heat workstation for around $50.00 with no special tools and the majority of materials from Home Depot and Harbor Freight Tools… HOW TO – Make a low cost […]
Huh, USB, touchscreen, WiFi looks like it has everything to tinker with… – Unicon System’s MKitâ„¢ development kit is the first and only unique mobile Linux development kit on the market. It gives professional developers and manufacturers the ability to create new handheld devices for industrial, security, educational and medical applications, as well as various […]
Here’s an AVR based headphone amp from AVR freaks. Simonetta writes – Headphone amp using National LM4832 audio processor that is controlled through I2C from AVR Tiny13. Unique design has one potentiometer and a single pushswitch. On power-up, the pot controls volume. On first switch press, pot controls treble. Next press, pot controls bass level. […]
The new Hydra kit is now in the MAKE store – The Propeller-powered Hydra Game Development Kit includes everything you need to get started writing video games. It’s not just a game console, but a computer system inspired by the home computers of days gone by. Features The HYDRA Game Console with 128K EEPROM and […]
Ambient Devices is now offering access to their datacasting chipset (you could use it to add auto-time set, weather and other net data via radio to your device)… We’ve included Ambient in our “What is Open source hardware” article. It’s $995, and the schematics / layout for the DATA-W1 reference implementation, as well as the […]
Wow, here’s an amazingly accurate replicate of an iPhone, handmade from metal and wood… Link.
