Electronics Design

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Re: IBM heat sink for 600 Watt Processor

> I found this IBM heat sink for a 23 die processor interesting. > >> https://youtu.be/xQ3oJlt4GrI?t=389 > > It's Dave,...
0 comments posted 5yrs
posted by pcdhSpamMeSenseless
0 comments posted 5yrs posted by pcdhSpamMeSenseless

MIC5270 negative LDO misbehaving

So I have this little power supply board, which is sort of a collection of our previous solutions to weird power supply...
36 comments posted 5yrs
posted by pcdhSpamMeSenseless
36 comments posted 5yrs posted by pcdhSpamMeSenseless

"Shunt" Resistors

I recall designing circuits for analog meters with current shunt resistors. In the last thirty years my measurements ar...
28 comments posted 5yrs
posted by gnuarm.deletethisbit
28 comments posted 5yrs posted by gnuarm.deletethisbit

Laptop battery charging?

I recently bought a new MacBook Air. There are all sorts of tips about extending the duration of a single charge. Does...
25 comments posted 5yrs
posted by deanhofman
25 comments posted 5yrs posted by deanhofman

Composite video amp

Looking for a recommendation for a voltage-feedback op amp suitable for buffering/amplifying composite video signals, n...
16 comments posted 5yrs
posted by user
16 comments posted 5yrs posted by user

Commands to control car

Hi, Is there any way i can send commands to OBD2 to control stuff like door locks, wipers, headlights etc etc. which com...
3 comments posted 5yrs
posted by zeesh1979
3 comments posted 5yrs posted by zeesh1979

Pence should be protected to avoid constitutional crisis

"And yet, the president and his advisors have learned absolutely nothing. W hen the president is known to be at risk, A...
48 comments posted 5yrs
posted by bloggs.fredbloggs.fred
48 comments posted 5yrs posted by bloggs.fredbloggs.fred

Stepped Leader in Lightning

On September 13, I gave a short reply to JL on the iniation of a lightning stroke. Here is the text: A stepped leader s...
20 comments posted 5yrs
posted by spam
20 comments posted 5yrs posted by spam

dangerous profession

In the last week, I've been burned 6 times, shocked once, punctured (with blood) twice, and had to eat a single burger f...
51 comments posted 5yrs
posted by jlarkin
51 comments posted 5yrs posted by jlarkin