If you ever worked with lithium batteries, you probably know the TP4056 – a chip for charging lithium batteries with CC-CV profile, two LEDs for…
A while ago I stumbled on an interesting project over on the Technoblogy – an ATtiny85 continuity tester. I found the idea interesting, and decided…
Recently I was looking for a good and precise digital multimeter to buy, and the Brymen 867, a 50000-counts handheld DMM, immediately caught my eye.…