The mixers are now FETs rather than diodes, the intermediate frequency has moved from 9MHz to 20MHz, and the local oscillator is now an Arduino-controlled clock generator.

Cooking Hacks releases a new e-Health sensor platform for Arduino and Raspberry Pi open source hardware, adding biometric sensor data and a way to develop new health applications and products.

New e-Health Biometric Sensor Platform for Arduino and Raspberry Pi Cooking Hacks by Libelium Helps Makers Develop Products to Monitor Medical Data December 11, 2012 09:01 AM Eastern Standard Time ...