help
I can’t recall a time when I wasn’t lost in the inner solar system. Currently I’m stuck on the third dot - how do I proceed?...
How to improve my battery measurement circuit?
I am powering a 5V microcontroller (arduino clone, atmega328p) using a 9V block and a buck converter. Now I want to let the microcontroller occasionally measure the battery voltage, so I can get an idea of how full it is....
Radial resistors... has anybody seen these before? (discuss.tchncs.de)
I have a whole bunch of them. They are possibly a bit older (70s, 80s) judging by other contents of the junk box they are from....
This variable cap, sending a clear message to anyone looking for identifying marks (discuss.tchncs.de)
Safety tips when disassembling old electronics?
I'm taking apart a broken tape recorder produced in the 70s (a Tesla B57, made in Czechoslovakia), to harvest some parts (inductors, switches, ...) and maybe reuse the case for some project....