Electronics Design

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advanced Dremeling

We want to insert a ferrite bead between a bridge rectifier and its output caps. This reduces some gigantic current spi...
4 comments posted 3yrs
posted by jlarkin
4 comments posted 3yrs posted by jlarkin

Intel 82077AA functional replacement?

Back in the day, I wrote a floppy driver based on the 82077AA for a board I designed. The 82077AA is long gone and I've...
32 comments posted 3yrs
posted by jjhudak4
32 comments posted 3yrs posted by jjhudak4

Top Engineer Who Died in Porsche Crash

I recall a story about an electrical engineer from the early days of integrated circuits who died when he crashed his P...
20 comments posted 3yrs
posted by gnuarm.deletethisbit
20 comments posted 3yrs posted by gnuarm.deletethisbit

5 volt cuteness

I've got to test these and make sure they are OK, https://www.mouser.com/ProductDetail/CUI-Inc/VXO7805-500?qs=HXFqYaX1Q...
4 comments posted 3yrs
posted by jlarkin
4 comments posted 3yrs posted by jlarkin

Re: Faraday bags and other scarey things

> > https://www.moneyshake.com/car-finance-guides/road-safety/how-to-protect-keyless-entry-cars> Unlike standard cars w...
57 comments posted 3yrs
posted by ksi
57 comments posted 3yrs posted by ksi

Best rates , best deals . Monetize with the giants

Monetize with the safest and most efficient monetizers. With the help of my team of trained professionals we get the jo...
0 comments posted 3yrs
posted by orenbaund
0 comments posted 3yrs posted by orenbaund

OT: Progressive Story/Joke

A proton, an electron and an antineutrino (of the electron type), walk into a bar...
0 comments posted 3yrs
posted by gnuarm.deletethisbit
0 comments posted 3yrs posted by gnuarm.deletethisbit

Solar Assisted Car.

This thing set some sort of record for longest distance traveled on one charge. It traveled only 53 mph and on a track....
4 comments posted 3yrs
posted by deanh6929
4 comments posted 3yrs posted by deanh6929

Tesla Charging Problem

resistive heater would solve the problem. https://electrek.co/2022/12/26/tesla-owner-viral-car-would-not-charge-in-cold...
11 comments posted 3yrs
posted by edward.ming.lee
11 comments posted 3yrs posted by edward.ming.lee

LED Bulb Efficiency vs. Operating Life

I know it costs more to make a more efficient LED bulb for room lighting. Is there also a tradeoff between efficiency a...
73 comments posted 3yrs
posted by gnuarm.deletethisbit
73 comments posted 3yrs posted by gnuarm.deletethisbit

Experts debate the risks of made-to-order DNA

Experts debate the risks of made-to-order DNA https://arstechnica.com/science/2022/12/experts-debate-the-risks-of-made-...
4 comments posted 3yrs
posted by pNaonStpealmtje
4 comments posted 3yrs posted by pNaonStpealmtje