Electronics Design

Fantastic New Soldering Iron

Amazon has a new soldering iron for CDN$ 21.99. It has the temperature control and LCD tip temperature in the handle. I...

37 comments posted 5yrs

posted by spam

37 comments posted 5yrs posted by spam

Re: PCR cycle count

> >If a person is infectuous for 10 days, and 7.5% of the population is >infected at any time, in 130 days everyone wil...

13 comments posted 5yrs

posted by cd

13 comments posted 5yrs posted by cd

Isolated video buffer

The LT1722 is a $1 bargain: Version 4 SHEET 1 2108 772 WIRE -448 -592 -528 -592 WIRE -288 -592 -368 -592 WIRE -208 -592...

12 comments posted 5yrs

posted by user

12 comments posted 5yrs posted by user

OT. Caddy Dealers Dropping Out

It looks like about 150 of Cadillac's 880 dealers will drop the Caddy line instead of upgrading their facilities. The a...

1 comments posted 5yrs

posted by deanhofman

1 comments posted 5yrs posted by deanhofman

OT: 2020 Election Fraud: finally the MSM catches on...

https://www.express.co.uk/news/world/1368787/joe-biden-election-2020-vote-fraud-donald-trump-latest-news Well you didn't...

27 comments posted 5yrs

posted by cd

27 comments posted 5yrs posted by cd

current limiter

What's an elegant, bidirectional, 2-terminal, floating current limiter in LT Spice? A bridge rectifier and a current sou...

14 comments posted 5yrs

posted by jlarkin

14 comments posted 5yrs posted by jlarkin

Simple POL module, what's with UL, CSA and CE approvals?

Hi I am looking at POL module for a small run project I stumbled across the CUI simple 3 pin module: https://www.cui.co...

8 comments posted 5yrs

posted by klauskvik

8 comments posted 5yrs posted by klauskvik

stairway lights

These are pretty nice. https://www.amazon.com/gp/product/B089N9KYLZ/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1 Th...

2 comments posted 5yrs

posted by jlarkin

2 comments posted 5yrs posted by jlarkin

Volta / Greenlots Charging App

Volta build many free chargers in malls and supermarkets parking lots. Greenlots (Shell) build some public chargers in...

23 comments posted 5yrs

posted by edward.ming.lee

23 comments posted 5yrs posted by edward.ming.lee

Strings Attached To Warp Speed Grants

This is a big one: "McKesson Corporation (NYSE: MCK) will expand its existing partnership with the Centers for Disease...

5 comments posted 5yrs

posted by bloggs.fredbloggs.fred

5 comments posted 5yrs posted by bloggs.fredbloggs.fred

unexpected negative voltage from JFETs

I have here an array of 16 On Semi CPH3910 JFETs, n-chan, all in parallel. Sources are at GND, drains via 50 Ohm to +5....

25 comments posted 5yrs

posted by dk4xp

25 comments posted 5yrs posted by dk4xp

Simple FET Driver

I have a circuit with a pair of pFETs to switch power and it gets some shoo t through during the switching. Mostly it's...

55 comments posted 5yrs

posted by gnuarm.deletethisbit

55 comments posted 5yrs posted by gnuarm.deletethisbit

silicon tubes, again

https://www.electronicdesign.com/power-management/whitepaper/21148029/electronic-design-this-week-in-powerbites-silicon...

0 comments posted 5yrs

posted by jlarkin

0 comments posted 5yrs posted by jlarkin

VW hoping to challenge Tesla

VW hired Alexander Hitzinger to develop a new EV. Is this wishful thinking? "Having a small team of highly qualified en...

46 comments posted 5yrs

posted by deanhofman

46 comments posted 5yrs posted by deanhofman

Zero FIXMEs--BEOS 3rd Ed is about ready to send in

Hi, All, Various folks have been asking me about progress on the third edition of "Building Electro-Optical Systems: Ma...

4 comments posted 5yrs

posted by pcdhSpamMeSenseless

4 comments posted 5yrs posted by pcdhSpamMeSenseless