Electronics, Open Source and Tools

Some info about electronics, notes and projects and even some quick product reviews.
All the information is indexed and can be found using the navigation bar or the search box.
Generally, all sources are highlighted in the article.

Recent Posts:

ESP-01 BoardEsp-001 Board

A small board designed in Autotrax DEX (now DEXPCB) for building and testing some 12v and 5v IoT devices based on the cheap ESP8266 modules.

A Murano sensor app is tested here.



SDR view of a low power transmission

Capturing the transmission of Anaren LR09A modules with a RTL-SDR. The exceptionally low power mode is easy to spot.

Anaren LR09A article



Wireless Charging  – WE coil choice

Wireless Charging COTS article


The QiLiCape

Project Status = alpha, not released

Electronics: QiLiCape-v3.51


It’s all about a Wireless Charging (Qi compliant) Li-X Battery Cape for the BeagleBone. Started as a Element14  competition request, the QiLiCape may be released as a part of an embedded electronics product. PCB built in Eagle.



RSS EETimes Semiconductor News
  • Robo-Uber: What Went Wrong March 23, 2018
    The Uber dashcam footage has raised a host of fresh questions. For the tech community, it’s past time to start thinking through what could have prevented the autonomous car from killing a woman crossing the street.
  • China's Fabless Firms Move up in Rankings March 23, 2018
    China is now the No. 3 region in terms of fabless chip suppliers, trailing only the U.S. and Taiwan, according to IC Insights.
  • Path to 2 nm May Not Be Worth It March 23, 2018
    A panel of semiconductor experts sketched options leading to a 2-nm node, but a Qualcomm engineer warned of diminishing returns even at 7 nm.