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Re: Solar powered electrostatic motor drone ??

> Researchers build ultralight drone that flies with onboard solar > Bizarre design uses a solar-powered motor that's o...
24 comments posted 2yrs
posted by jeroen
24 comments posted 2yrs posted by jeroen

Re: OT: For those of us just heading to bed...

> "AI: Give me a 300 word summary of the above article some bloke's just posted to Usenet because I can't be f*cked to r...
0 comments posted 2yrs
posted by cd999666
0 comments posted 2yrs posted by cd999666

Reverse mounting SMT LED

I'm designing an evaluation board where I'd like to have the lower cost of single-sided assembly, but mount a couple LE...
2 comments posted 2yrs
posted by user
2 comments posted 2yrs posted by user

OT. Days getting longer.. ???

Rising sea levels caused by climate change are making the Earth "fatter" at the equator - slowing down its rotation and...
5 comments posted 2yrs
posted by news
5 comments posted 2yrs posted by news

2024 Huntsville Hamfest Forum

The Huntsville Hamfest, scheduled for Saturday & Sunday August 17 & 18, 2024, will offer this interesting forum: Unders...
10 comments posted 2yrs
posted by g
10 comments posted 2yrs posted by g

noise question

Does a negative 50-ohm resistor make as much noise as a regular 50 ohm resistor? I'd sorta guess the current noise to b...
20 comments posted 2yrs
posted by invalid_unparseable
20 comments posted 2yrs posted by invalid_unparseable

TOT: Weird!

We've all been there. Your right eye starts to shut, so you have to tap the side of your head to get it to open again. O...
1 comments posted 2yrs
posted by cd999666
1 comments posted 2yrs posted by cd999666

Re: OT: about peer review

> Peer review is essential for science. Unfortunately, it’s broken. > https://arstechnica.com/science/2024/07/peer-revi...
16 comments posted 2yrs
posted by cd999666
16 comments posted 2yrs posted by cd999666

d-flop one-shot

If you google use d-flop as one-shot you get some remarkably silly circuits. Many just swipe from this image: http://www...
20 comments posted 2yrs
posted by invalid_unparseable
20 comments posted 2yrs posted by invalid_unparseable

Re: Speed limiters

> Article in /The Guardian/ suggests these are already (optionally) > present in EU vehicles and soon to be *mandatory*...
46 comments posted 2yrs
posted by Jeff
46 comments posted 2yrs posted by Jeff

July 4 fireworks in San Francisco

https://www.dropbox.com/s/n0unsqu6gd5qsdq/SF_Fireworks.mp4?dl=0
5 comments posted 2yrs
posted by invalid_unparseable
5 comments posted 2yrs posted by invalid_unparseable

LVDS line receiver with an unencrypted SPICE model?

So I have this new gig making a very low cost TDR system for soil moisture and conductivity, for use in agriculture. Al...
26 comments posted 2yrs
posted by pcdhSpamMeSenseless
26 comments posted 2yrs posted by pcdhSpamMeSenseless