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Triennial sine-shaper discussion

What's the state of the art in broadband DC-to-daylight (well, a few MHz, anyway) practical analog triangle-to-sine sha...
14 comments posted 6yrs
posted by user
14 comments posted 6yrs posted by user

Keysight app note download

Anyone been successful in downloading a Keysight app note in the last 6 months? I just get repeated requests for user i...
0 comments posted 6yrs
posted by legg
0 comments posted 6yrs posted by legg

Yeah, this disease only affects old people...

https://imgur.com/gallery/jsNXzyW Here are politicians at work. https://imgur.com/gallery/dUvz84T Here is the USA dealin...
0 comments posted 6yrs
posted by gnuarm.deletethisbit
0 comments posted 6yrs posted by gnuarm.deletethisbit

Group Design

I'm working with a group to design a ventilator for low cost, rapid deploym ent... or something. There is presently a d...
47 comments posted 6yrs
posted by gnuarm.deletethisbit
47 comments posted 6yrs posted by gnuarm.deletethisbit

Decapping a SOT23

Hi For fun I need to inspect the die in a typical BC847 SOT23 plastic housing How do one decap that transistor? Cheers K...
30 comments posted 6yrs
posted by klaus.kragelund
30 comments posted 6yrs posted by klaus.kragelund

really nice test fixture

One of my guys made this. Little GaN mouse-bite boards press onto the pogos. Push one down, switch on power, look at th...
8 comments posted 6yrs
posted by jlarkin
8 comments posted 6yrs posted by jlarkin

OT: Silica gel additives

Mould can be a real problem during the long rainy seasons here in the monsoon region. I'm thinking of ordering a large...
22 comments posted 6yrs
posted by nobody
22 comments posted 6yrs posted by nobody

Hydrogen Peroxide vapor - Production line safe?

The boss is a germaphobe. He's also the kind of guy who believes the more exotic and esoteric a solut ion is, the bette...
23 comments posted 6yrs
posted by mpmillard
23 comments posted 6yrs posted by mpmillard

Waterfall

OK; what i would like to do for each HTML page on my site, is to do a waterfall analysis. Maybe a month ago, i stumbled...
6 comments posted 6yrs
posted by robertbaer
6 comments posted 6yrs posted by robertbaer

daily puzzle

This ought to be of interest to design professionals - Given a length measuring device, with specified error; that is,...
6 comments posted 6yrs
posted by r_delaney2001
6 comments posted 6yrs posted by r_delaney2001

fast neutrinos and bad connections

Recall a few years back, a physics lab in Italy reported faster than light neutrino observations. After some ado, they...
8 comments posted 6yrs
posted by r_delaney2001
8 comments posted 6yrs posted by r_delaney2001

Infineon's CoolSic MOSFETs - a notch up.

Infineon has a new series of SiC MOSFETs. The 1,700V IMBF170R1K0M1 switches with 0/+12V gate drive and 5nC, as compared...
51 comments posted 6yrs
posted by dagmargoodboat
51 comments posted 6yrs posted by dagmargoodboat

fireworks

https://www.youtube.com/watch?v=tIvdcdogC6k -- John Larkin Highland Technology, Inc trk The cork popped merrily, and Lo...
12 comments posted 6yrs
posted by jjlarkin
12 comments posted 6yrs posted by jjlarkin