Posts on devices and electricity - anything that can spark - are collected here.
The Raspberry Pi is an economical choice for IoT systems requiring solid processing power. Many projects rely on deploying such power
- in multiple remote locations;
- relying on unfamiliar WiFi networks;
- with the help of...
Analog ECG amplifier 29 April 2017
Years ago, a team consisting of Renata Rycyk, Sylwia Krysiak, and myself implemented a simple design of a one-channel amplifier for electrocardiogram signals. I have posted our work to highlight the potential pitfalls...
Power supply efficiency calculator 26 June 2016
How much power is your charger or adapter using?
The true electrical efficiency of a power supply can only be determined by measuring the average input and output power over a period of time. Lacking...