Electronics Design

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Circuit golf

Here's a "circuit golf" challenge (the goal is to solve the problem in minimum cost/complexity without using specialise...
5 comments posted 5yrs
posted by no.spam
5 comments posted 5yrs posted by no.spam

AC Plug Pack (wall wart) plugs - suggestions please

I have in mind a project that will use AC Plug Packs. For safety and legal reasons I can't change that, but I am troubl...
41 comments posted 5yrs
posted by eathDELETEer
41 comments posted 5yrs posted by eathDELETEer

Very high speed oneshot

Hi All, I am hoping someone with with high speed experience could point me in the r ight direction. My issue is that I...
22 comments posted 5yrs
posted by mgira53
22 comments posted 5yrs posted by mgira53

Servus computer

This picture is from the `1970s. There's a pretty woman sitting next to a Servus computer. The note with the picture sa...
15 comments posted 5yrs
posted by dh0496
15 comments posted 5yrs posted by dh0496

Planar Rogowski coils on PCB

I have recently found these: https://www.riccardofontanini.it/projects/rogowski/pdf/coilsplanar.pdf https://eldorado.tu...
12 comments posted 5yrs
posted by peter.pan
12 comments posted 5yrs posted by peter.pan

Radio Shack does product design?

I have a couple of these 60W soldering stations I got for $40 each when my local Radio Shack brick and mortar went out...
4 comments posted 5yrs
posted by user
4 comments posted 5yrs posted by user

Fast amp for driving multiple T/Hs

Along with another guy, I'm working on an idea that requires driving many T/Hs from a single signal. The tradeoffs aren...
21 comments posted 5yrs
posted by pcdhSpamMeSenseless
21 comments posted 5yrs posted by pcdhSpamMeSenseless

row hammer

https://en.wikipedia.org/wiki/Row_hammer That's amazing. If x86 can possibly do something wrong, it does.
40 comments posted 5yrs
posted by jlarkin
40 comments posted 5yrs posted by jlarkin

tantalum caps

Google J.A. Gill tantalum for some interesting papers. -- John Larkin Highland Technology, Inc Science teaches us to dou...
17 comments posted 5yrs
posted by jlarkin
17 comments posted 5yrs posted by jlarkin

Voltage Limiter

I suppose this works like a voltage regulator but it is hard to search thos e to find which ones will work down to what...
24 comments posted 5yrs
posted by gnuarm.deletethisbit
24 comments posted 5yrs posted by gnuarm.deletethisbit

This Is Why Vaccine Makers Will Not Make A Killing

https://www.statnews.com/pharmalot/2020/08/28/moderna-covid19-vaccine-coronavirus-patents-darpa/
3 comments posted 5yrs
posted by bloggs.fredbloggs.fred
3 comments posted 5yrs posted by bloggs.fredbloggs.fred

UK Phone line question

I'm planning digging up my concrete drive and lawn. A BT cable to the house runs under both. I tried finding where it w...
46 comments posted 5yrs
posted by kraken.sankey
46 comments posted 5yrs posted by kraken.sankey