Does anyone know what kind of electrical component this is?
Does anyone know what kind of electrical component this is? I found it in my father's basement.
Really heavy and solid
LG
Does anyone know what kind of electrical component this is? I found it in my father's basement.
Really heavy and solid
LG
Hello, I have an Arduino Elegoo 2560 and wanted to use a 2×16 LCD display. However, I noticed that it's not displaying anything (see image). I've tried everything and I don't know what the problem is. Can you help me? Since it's hard to see, I've also written down which pins I've connected and how….
Unfortunately, my monitor won't turn on at all anymore, and I'm wondering why. While I haven't been able to find any defective capacitors or anything like that externally, I can still see that some solder is missing from what I believe is a copper wire. It's also missing in another spot, but there's no indication…
Hello, I don't quite understand how to calculate the differential resistance. I've already scribbled a bit into the problem. For the DC resistance, I get 7 ohms.
Hello, when I ride my bike, I have a problem where, when I accelerate, the gearshift occasionally clunks in the last two gears, and it feels like another gear is about to jump in, but it doesn't. I wanted to ask how I can fix this. I also have an e-bike with a standard gear…
I keep reading about so-called Class 4 laser pointers, but I can't imagine that laser pointers that powerful exist.
…. a transformer with soft iron core.
mash