Learn to solder while creating a useful tool, that can be used as an Arduino as well!
www.jim-heaney.com/
www.jim-heaney.com/weekly-pcb...
www.tindie.com/products/jimhe...
www.venatormfg.com/voltmeter-s...
www.venatormfg.com/voltmeter-s...
12 мар 2021