Electronics Design

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optical phenom

I had cataract surgery in one eye and will do the other one soon. I have a pretty high power 400 nm laser. If I shoot i...
15 comments posted 4yrs
posted by jlarkin
15 comments posted 4yrs posted by jlarkin

Adjusting an atomizer circuit

I've bought an atomizer circuit and "speaker", which appears to want a water depth of 1cm. However the tank/valve I hav...
28 comments posted 4yrs
posted by CK1
28 comments posted 4yrs posted by CK1

Halting the ethernet signaling

Hi I am working on a product that connects to an access point via ethernet 100 Base TX I am having some problems with c...
30 comments posted 4yrs
posted by klauskvik
30 comments posted 4yrs posted by klauskvik

OPA197 c-load stability

OPA197 is a great little opamp. 36 volts RRIO, 10 MHz, pA bias current, pretty good offset specs, 5 nV noise, EMI harde...
22 comments posted 4yrs
posted by jlarkin
22 comments posted 4yrs posted by jlarkin

Inverse of a solar sail

Not directly electronics design, but todays YouTube video by Anton Petrov (https://www.youtube.com/watch?v=JM-J_VZOw60&...
11 comments posted 4yrs
posted by carl.ijamesxx
11 comments posted 4yrs posted by carl.ijamesxx

SLS weighs 10X Statue of Liberty

Interesting to note NASA's Space Launch System, the first moon rocket in 50 years, weighs 10 times the Statue of Libert...
22 comments posted 4yrs
posted by spamme
22 comments posted 4yrs posted by spamme

TSMC

Where does TSMC's *primary* "value" as a semiconductor supplier lie: - equipment - technology - personnel - "volume" I....
14 comments posted 4yrs
posted by blockedofcourse
14 comments posted 4yrs posted by blockedofcourse

IWMS - Integrated Workplace Management System

Veris One is an integrated workplace management system software that helps an organization create a safe workplace envi...
5 comments posted 4yrs
posted by rickychopra953
5 comments posted 4yrs posted by rickychopra953

magnetics question

https://www.dropbox.com/s/jnb3jmw8rcmdeir/XfmrScatter.JPG?raw=1 How does the mass of a transformer scale with frequency...
41 comments posted 4yrs
posted by jlarkin
41 comments posted 4yrs posted by jlarkin

Lithium Ceramic Batteries

Hi, what might be the expected lifespan of these in a backup application? https://media.digikey.com/pdf/Data%20Sheets/T...
6 comments posted 4yrs
posted by bombald
6 comments posted 4yrs posted by bombald

Is honey the solution?

Is honey the solution? https://www.sciencedaily.com/releases/2022/04/220405084610.htm
30 comments posted 4yrs
posted by pNaonStpealmtje
30 comments posted 4yrs posted by pNaonStpealmtje

Mains hum

Greetings, gentlemen, I've got one of those ECG boards off Ebay and am having a problem with mains hum appearing on the...
75 comments posted 4yrs
posted by cd
75 comments posted 4yrs posted by cd