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Worth reading in Electronics Design

Rockwell PPS-4 documents needed. MM7X stuff

Hi Folks, I've done the online searches, and know that bitsavers.org (Hi Al K. if you are here) has a reasonable amount...
6 comments posted 9mos
posted by jrr
6 comments posted 9mos posted by jrr

bit flips?

https://www.bbc.com/future/article/20251201-how-cosmic-rays-grounded-thousands-of-aircraft This makes no sense from a b...
10 comments posted 9mos
posted by jl
10 comments posted 9mos posted by jl

Rechargeable 1.5V lithium batteries

Rechargeable 1.5V lithium batteries are complicated animals. Not a battery, as such, so don't rely on standard battery...
10 comments posted 9mos
posted by legg
10 comments posted 9mos posted by legg

OT? fiber optic question

Greetings, Just musing here. How might I couple a fiber optic cable to the optical window on a Lidar chip? Wondering if...
16 comments posted 9mos
posted by wwm
16 comments posted 9mos posted by wwm

Re: Robot stuns crowd after shocking onstage review

> john lark>> >> In the modern world, we have lots of smooth level surfaces, which is >> why we use wheels. > > They ha...
0 comments posted 9mos
posted by fizzbintuesday
0 comments posted 9mos posted by fizzbintuesday

Re: OT: Lane filtering

> I find this unnerving.  Mainly because you don't EXPECT people in > those places! > > How widespread is this, elsewhe...
7 comments posted 9mos
posted by user
7 comments posted 9mos posted by user

fine-pitch ribbon cable TDR impedance

The usual 3M stuff (50 mil wire pitch) measures about 110 ohms, running gnd-sig-gnd. But the 25 mil pitch cable measure...
1 comments posted 9mos
posted by jl
1 comments posted 9mos posted by jl

Musk? rotfl

https://www.muskhater.com/post/top-ten-elon-lies
37 comments posted 9mos
posted by user2039
37 comments posted 9mos posted by user2039

I have proof that Musk listened me :-)

I have proof that Elon Musk listened to me. He suspended my account on X for now or forever because of this :-) When on...
8 comments posted 9mos
posted by user2039
8 comments posted 9mos posted by user2039

IC aging

I'm curious about lifetime of IC's from the 1980's. Has there been any published work on degradation of stored IC's of...
3 comments posted 9mos
posted by wb8foz
3 comments posted 9mos posted by wb8foz

Potting compound

Something optically clear, temperature range of -40C to +60C (70C would better) that can tolerate daily changes of ~30C...
6 comments posted 9mos
posted by blockedofcourse
6 comments posted 9mos posted by blockedofcourse

Why the iPhone 16 Should Scare You Shitless!

The fan boys think it's great because it has a cool camera... https://www.youtube.com/watch?v=_c8UrgGG3NA
2 comments posted 9mos
posted by PesonOf
2 comments posted 9mos posted by PesonOf

Blown Resistor?

I posted this for opinions on S.E.R so apologies to those like Jeff who frequent both groups. SED's got a wider readers...
5 comments posted 9mos
posted by cd6699
5 comments posted 9mos posted by cd6699

Action reaction princcipe violation in uhf

Only by experimentally verifying by oneself the violability of Newton's action and reaction principle can one change th...
28 comments posted 9mos
posted by user2039
28 comments posted 9mos posted by user2039