Electronics Design

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WABAC

Well, apparently, it was originally conceived as "Waybac": From in re: the Wayback Machine (archive.org): "On another n...
2 comments posted 7mos
posted by blockedofcourse
2 comments posted 7mos posted by blockedofcourse

Encryption/Privacy/Backend Servers

I collect sh*tloads of "personal data", video, audio, etc. in the normal course of operation of my system. This is used...
0 comments posted 7mos
posted by blockedofcourse
0 comments posted 7mos posted by blockedofcourse

cheap analog square function?

Hi, I was wondering what is the cheapest (and hopefully, simple to wire up) way to get an analog square function. I.e.,...
64 comments posted 7mos
posted by christopher
64 comments posted 7mos posted by christopher

usenet weirdness

If I reply to posts from the pointy-ear guy, they go to sci.astro, even though his posts are in sci.electronics.design....
1177 comments posted 7mos
posted by jl
1177 comments posted 7mos posted by jl

Code (NEC) question

I am using devices like this: as volt-free interfaces to the signalling from smoke and CO detectors. The mains connecti...
11 comments posted 7mos
posted by blockedofcourse
11 comments posted 7mos posted by blockedofcourse

Camera placement

In the US, most (suburban, single family) homes have a double-wide garage door (18'W x 7' H). The door is articulated s...
0 comments posted 7mos
posted by blockedofcourse
0 comments posted 7mos posted by blockedofcourse

Impedance of a colinear aerial

I am building an experimental vertical aerial of the 'colinear' type for the 2-metre amateur band (144 to 146 Mc/s in t...
8 comments posted 7mos
posted by liz
8 comments posted 7mos posted by liz

TI pricing

https://www.ti.com/product/AFE7950-SP That chip is $29,440. And they have recently introduced a series of zener diodes...
7 comments posted 7mos
posted by jl
7 comments posted 7mos posted by jl

AI Will Create More Jobs Than It Eliminates By 2027

Not sure I really believe that... But, do imagine all of the "low hanging fruit" will disappear. Which will likely incl...
60 comments posted 7mos
posted by blockedofcourse
60 comments posted 7mos posted by blockedofcourse

Re: history of Fortran, good post on LinkedIn

>According to Nioclás Pól Caileán de Ghloucester snipped-for-privacy@Taf.com: >>I want to quote an old comp.compilers p...
1 comments posted 7mos
posted by albert
1 comments posted 7mos posted by albert

Adjustable aluminum electrolytic capacitor?

This seems to be an adjustable aluminum electrolytic capacitor. Installed and maintained by an "electrical machinist":...
0 comments posted 7mos
posted by jeffl
0 comments posted 7mos posted by jeffl

Re: Drives me Nuts

> Datasheets that don't provide pinouts. Even more annoying than Bill > Sloman. You might have to guess by comparing th...
3 comments posted 7mos
posted by invalid
3 comments posted 7mos posted by invalid