Diy circuit board. More pictures on flickr. A printed circuit board pcb mechanically supports and electrically connects electronic components or electrical components using conductive tracks pads and other. This project is a solution to power up most of devices or projects requiring dual adjustable power supply. Has a small processor to control the system and display empty socket in right picture it is software controlled with analog circuitry to do the actual current.
All you need are some. Eegs are a noninvasive way to look into your brain. Austor 30 pcs double sided pcb board prototype kit 4 sizes circuit board with 20 pcs 40 pin 254mm male and female header connector for diy bonus. Diy customized circuit board pcb making.
Despite the prevalence of printed circuit board pcb manufacturers with fast turn around service at modest cost there remains a great deal of interest in do it. Use vaseline as a resist and a bath of salt and vinegar to etch away the copper from copper fabric to make circuits and sensors. Simple lipo saver board to throw onto lithium based batteries for overvoltage protection. The circuit is based on lm317 positive and lm337.
30 pcs double sided pcb board prototype kit for diy 4 sizes by paxcoo. Diy eeg and ecg circuit.