Electronics Design

cheap rubidium!

https://www.digikey.com/en/products/detail/abracon-llc/AR50LC-10-000MHZ-CBA/22540120 It almost mounts on my PCB.... wit...

26 comments posted 1mo

posted by jl

26 comments posted 1mo posted by jl

LED VU Circuit

Curious how this design with op amps functions? https://ibb.co/S4ryQJcF Apparently the voltage divider network resistor...

19 comments posted 1mo

posted by techforce

19 comments posted 1mo posted by techforce

Current limiting MOSFETs....

I've dug through the Art of Electronics-3rd Edition (& X Chapters), but haven't spotted a half decent diagram for curre...

40 comments posted 1mo

posted by jrr

40 comments posted 1mo posted by jrr

A new solid state material converts visible light into high energy UV light

From: https://www.sciencedaily.com/releases/2026/06/260623083058.htm New solid-state material converts sunlight into hi...

12 comments posted 1mo

posted by alien

12 comments posted 1mo posted by alien

OT: Hot weather

Yikes! 105, here, is no big deal (as it's dry so getting out of the direct sun gives immediate relief). I dread thinkin...

9 comments posted 1mo

posted by blockedofcourse

9 comments posted 1mo posted by blockedofcourse

Brine battery

CaCl and MgCl - with 10x recharge life of LiFePO4. . . . https://www.nature.com/articles/s41467-026-69384-2 I've seen c...

39 comments posted 1mo

posted by legg

39 comments posted 1mo posted by legg

run on caps

In the financial news, there's a crisis brewing on the supply of MLCCs. Sorta like toilet paper in the early days of co...

3 comments posted 1mo

posted by jl

3 comments posted 1mo posted by jl

LOE Megaconstellations: Doomsday Event In The Making

"CRASH Clock. The name stands for Collision Realization And Significant Harm, and the idea is simple enough to be unset...

0 comments posted 1mo

posted by someone

0 comments posted 1mo posted by someone

Why have papers by one of history’s most famous physicists been retracted?

Bots- https://www.science.org/content/article/why-have-papers-one-history-s-most-famous-physicists-been-retracted

0 comments posted 1mo

posted by someone

0 comments posted 1mo posted by someone

How a Niche Technology Became a Choke Point for A.I.

These circuits must be quite speedy to require this kind of inter-chip connection technology. High costs always inspire...

0 comments posted 1mo

posted by someone

0 comments posted 1mo posted by someone

New superconducting X-ray detector is up to 1000 times more sensitive

From: https://www.sciencedaily.com/releases/2026/06/260623083108.htm New superconducting X-ray detector is up to 1,000...

3 comments posted 1mo

posted by alien

3 comments posted 1mo posted by alien

hi-fi battery

https://www.amazon.com/Peavey-00050130-9-Volt-Battery-Each/dp/B000HL0L3S John Larkin Highland Tech Glen Canyon Design Ce...

18 comments posted 1mo

posted by jl

18 comments posted 1mo posted by jl

PnP WoW

I'm giving a talk tonight at maker meetup, any subject I want. I'm going to talk about the process side of electronics:...

24 comments posted 1mo

posted by jl

24 comments posted 1mo posted by jl

ChromeBox CBx1-7

Nearest I can tell, similar to this: Anyone know if they are *quiet*? At ~100W, I suspect a fan. I'm not keen on diggin...

0 comments posted 1mo

posted by blockedofcourse

0 comments posted 1mo posted by blockedofcourse

When electricity is (effectively) free...

Likely the water behind the hydroelectric plant also serves to cool it!?

0 comments posted 1mo

posted by blockedofcourse

0 comments posted 1mo posted by blockedofcourse