Updated Bus Pirate v3.x concept design

  Development on DirtyPCBs.com is winding down, so I’ve had some time to play with hardware. I’ve said the same thing for a few years now, but this time it really happened! This update of Bus Pirate v3.x crams in a major new feature, and slightly lowers the total cost. Two China-sourced analog switches enable […]

PSOC – design and implementation of a 12 lead portable ECG

Alex Lao and his team at McMaster University have developed a compact, battery powered, 12-lead electro-cardiogram: During the academic year of 2016-2017 at McMaster University, in conjunction with Dr. DeBruin, Christina Riczu, Thomas Phan and Emilie Corcoran, we developed a compact, battery powered, 12-lead electro-cardiogram. The project won 1st place in the biomedical category at […]

The Bitx40 project

Pete Juliano, N6QW, has been working on building the Bitx40 project: At this stage the hardware is mounted and previously I had programmed the Arduino/AD9850 which will be used for the LO. The case was something store bought about 6 years ago and is nothing more than a 6X10X2 aluminum chassis painted two tone. The front […]

More Energy monitoring – ATM90E26 Breakout

A Breakout board for the ATMEL E9026 Energy monitor from Whatnicklife: What is it? ATM90E26 breakout for AC energy monitoring. It allows development of code and applications conveniently. Why did you make it? I wanted to test various energy monitor ASIC’s. I have already made an ADE7763 Breakout, I wanted to try the ATM90E26 for comparison and […]