Electronics Design

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Let The Market Decide How Best To Treat COVID19

A bunch of people got screwed by their financial advisers on this one. "Inovio Pharmaceuticals (INO), a drug company th...
1 comments posted 6yrs
posted by bloggs.fredbloggs.fred
1 comments posted 6yrs posted by bloggs.fredbloggs.fred

strange blue laser optics

I got a couple of these, to maybe cure UV-set epoxy....
41 comments posted 6yrs
posted by jlarkin
41 comments posted 6yrs posted by jlarkin

PCB effect

https://www.dropbox.com/s/xtx2shqg0mh3u5w/J740_Amp.jpg?raw=1 When I paved over the power pins of this part with solid c...
3 comments posted 6yrs
posted by jlarkin
3 comments posted 6yrs posted by jlarkin

Q: how find specific LED

I had one red T-1 3/4 (5mm) clear LED that was rather bright at 50uA and it failed. Have no other than this. Mouser onl...
76 comments posted 6yrs
posted by robertbaer
76 comments posted 6yrs posted by robertbaer

EPC Fets and Bondit

The tiny EPC GaN fets, especially the smallest 4-ball ones, are very fragile. If you nudge one in handling a board, the...
6 comments posted 6yrs
posted by jlarkin
6 comments posted 6yrs posted by jlarkin

Scope, RTC

Got this HP 54501, raster based CRT scope Indications are that the NVRAM ch ip, which is more of an assembly because it...
6 comments posted 6yrs
posted by jurb6006
6 comments posted 6yrs posted by jurb6006

Need a handheld enclosure for 16x2 LCD

Anybody know of a good source for handheld enclosures to fit a standard 16x2 line backlit LCD display? Preferably one t...
14 comments posted 6yrs
posted by mpmillard
14 comments posted 6yrs posted by mpmillard

This guy is amazing

You all thought you had skill because you can figure out a circuit. THIS is skill:
4 comments posted 6yrs
posted by DecadentLinuxUserNumeroUno
4 comments posted 6yrs posted by DecadentLinuxUserNumeroUno

pogos

https://www.amazon.com/RUZYY-Pieces-Spring-P50-B1-16-35mm/dp/B0828KD2C4/ref=sr_1_53?keywords=pogo+pin&qid=1583626283&sr...
9 comments posted 6yrs
posted by jlarkin
9 comments posted 6yrs posted by jlarkin

A quiet SEPIC negative supply

I needed to add a -3.3V to -6V supply to my RIS-796A 250A pulser, analog version. The PCB didn't have much space, so I...
8 comments posted 6yrs
posted by winfieldhill
8 comments posted 6yrs posted by winfieldhill

Fake product queries

I am curious as to how many (on the average) fake/phony product queries you get per month. These "queries" have a rathe...
23 comments posted 6yrs
posted by robertbaer
23 comments posted 6yrs posted by robertbaer

LTspice Zener Models

I'm looking to model a circuit with a zener diode in it and the exact part doesn't seem to have a simulation model. Loo...
0 comments posted 6yrs
posted by gnuarm.deletethisbit
0 comments posted 6yrs posted by gnuarm.deletethisbit

Re: What Happened ?

> > > > > "Tom Del Rosso" wrote > > > in news:r3bq6i$sp5$ snipped-for-privacy@dont-email.me: > > > > > >> snipped-for-p...
2 comments posted 6yrs
posted by jamie_ka1lpa
2 comments posted 6yrs posted by jamie_ka1lpa