Electronics Design

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This Black Box Reads RFID Cards in Your Pocket

Everything can be defeated! 4:26 video, but moves fast, good speaker. https://www.youtube.com/watch?v=dTObKtHzroM
10 comments posted 4yrs
posted by bloggs.fredbloggs.fred
10 comments posted 4yrs posted by bloggs.fredbloggs.fred

radioactive stuff

https://www.atlasobscura.com/articles/museums-radioactive-artifacts There must be a lot of hot stuff around, like radiu...
11 comments posted 4yrs
posted by jlarkin
11 comments posted 4yrs posted by jlarkin

Where to buy tiny test clips?

Hi For testing on prototype with small SMD components I normally clip off a leaded pin and solder it on the component I...
7 comments posted 4yrs
posted by klauskvik
7 comments posted 4yrs posted by klauskvik

OT: "Stellarium"

We have delightfully dark night skies -- so watching meteor showers is a thrill! But, it's annoying to have to hunt dow...
9 comments posted 4yrs
posted by blockedofcourse
9 comments posted 4yrs posted by blockedofcourse

FITS box

https://www.dropbox.com/s/w30gguaelu7538o/Fits_Foam_2.jpg?raw=1 Just took a minute on the band saw. Four FITS boxes will...
7 comments posted 4yrs
posted by jlarkin
7 comments posted 4yrs posted by jlarkin

zener!

https://www.digikey.com/en/products/detail/microchip-technology/JANS1N4102DUR-1-TR/13995295 Somebody must buy them.
23 comments posted 4yrs
posted by jlarkin
23 comments posted 4yrs posted by jlarkin

speaking of substrate diodes...

leads to this one... https://www.dropbox.com/s/cgaxalnn3hhf315/RRIO_Logamp.jpg?raw=1 where we use the substrate diode o...
2 comments posted 4yrs
posted by jlarkin
2 comments posted 4yrs posted by jlarkin