Electronics Design

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hobby electronics

It's my opinion that there are few hobbyists that really work with parts and make circuits, and most EE grads are EE/CE...
37 comments posted 2yrs
posted by invalid_unparseable
37 comments posted 2yrs posted by invalid_unparseable

Re: Ambient temperature control

> Assuming you can keep a device in its "normal operating (temperature) > range", how advantageous is it (think MTBF) t...
13 comments posted 2yrs
posted by bill.sloman
13 comments posted 2yrs posted by bill.sloman

Omega

Gentlemen, For more decades than I care to remember, I've been using formulae such as Xc= 1/2pifL, Xl=2pifC, Fo=1/2pisq...
38 comments posted 2yrs
posted by cd
38 comments posted 2yrs posted by cd

Re: OT: More Climate Madness in the Antipodes

> > >> >>> On Wed, 26 Jun 2024 23:31:30 -0000 (UTC), Cursitor Doom >>> snipped-for-privacy@notformail.com wrote: >> >>...
3 comments posted 2yrs
posted by bill.sloman
3 comments posted 2yrs posted by bill.sloman

Expedition to Europa

Excerpted from Aviation Week, June 3-16 2024, page 38: Located more than five times farther away from the Sun than Eart...
27 comments posted 2yrs
posted by joegwinn
27 comments posted 2yrs posted by joegwinn

OT very cool book about Russia

https://www.amazon.com/Russia-Against-Modernity-Alexander-Etkind/dp/1509556583
1 comments posted 2yrs
posted by jl
1 comments posted 2yrs posted by jl

Re: relevation_physics

> relevation_physics > Was watching old video, early morning > Thinking about why we cannot measure size of electron (s...
6 comments posted 2yrs
posted by bill.sloman
6 comments posted 2yrs posted by bill.sloman

Schematic Symbols

Okay, let's see if anyone can disabuse me of my ignorance on this matter... In the HP service manuals for their equipme...
4 comments posted 2yrs
posted by cd999666
4 comments posted 2yrs posted by cd999666

Re: China reveals fusion tech breakthrough

> China reveals fusion tech breakthrough: > https://www.rt.com/news/599707-china-fusion-tech-tokamak-plasma/> A commerc...
8 comments posted 2yrs
posted by jeroen
8 comments posted 2yrs posted by jeroen

Microworld

This ancient tv program about semiconductors is interesting. I think the CAD package is Mentor. I remember sending comm...
0 comments posted 2yrs
posted by Wanderer<dont
0 comments posted 2yrs posted by Wanderer<dont

OT: Kids got an E-scooter?

Get rid of it! https://www.bbc.co.uk/news/articles/cxwwzd99r2do
24 comments posted 2yrs
posted by cd
24 comments posted 2yrs posted by cd