Interesting Nerdy Pictures and Videos Thread

Another one that's not a video, but is interesting. I can't explain to myself why D and E have such different voltages.


View: https://x.com/NERD2040/status/1866399021725548552

you've got me. i guess the capacitor first forces the diodes to put a LOT of current thru to charge them up on the first cycle. the inductor does the opposite, resisting current flow change. So the diode only puts out a smaller amount of current to charge the other side.
but why they think the voltage will be 1/2 is not obvious to me. let me look into it further. it could just be bullshit
 
The calculations to direct torpedos from a submarine are pretty complex.

The WWII German TDC (Torpedo Data Computer) got a reputation for being sophisticated for a simple reason: all their technology was disclosed in detail after WWII. The American TDC used a mechanical analog computer, but remained classified for decades.


View: https://youtu.be/2JjXiWJ2IrI
 
Great timing on the rectifier video. I came down to the kitchen this morning and I'm like "Hmm, I think I hear a switch mode power supply about to fail". I look up and one of the compact fluorescent bulbs in the light is out. It comes back on with a tap, which tells me it's just about done.
 
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