DaveE's latest activity

1) Liquid wrench, or an equivalent penetrating oil (WD40 isn't one, but it's not a bad second choice), while you're reading our...

Same at Caltech in the late 1970s, but I think EM was just Jackson.

Yes, our first step in troubleshooting PCBs was always a careful visual inspection. It will be obvious if a wire was supposed to be...

Or it might not. Here's a troubleshooting tip. If a device used to work but now doesn't, and it didn't ever have a wire attached to a...

Oh, now I get it. I thought it was the long seams. Duh. I hereby completely rescind everything I said about tape. That would be nearly...

That's one reason I like my butyl tape idea. At least the edges will be straight (sort of). Still, if you're really careful with the...

Also, I kind of skipped over your point that some users force the underline by formatting their fonts. I guess that's a pretty good user...

You're not doing anything wrong. You're supposed to embed links in your text. And you shouldn't need to clutter every link up with...

Oops! Now I think I do this too much. Thanks for the tip. It could be like this: Hyperlink formatting information...

I press ‘Testing:’ and nothing happens :-p

Any one know about this. Quite unexpected, for the researchers, the video guy, and me. Not sure where to post. It could be pertinent...

Aluminum butyl flashing tape might work from below, it's very sticky. Clean the surface first, of course. It's a kludge and should be on...

Since these transformers are linear passive networks, yes, they will work forwards and backwards. 3 phase 120 to 2 phase 90o would work...

So what happens if you connect a resistive load such as an incandescent light bulb between live and the metal chassis of some known good...

https://en.wikipedia.org/wiki/Scott-T_transformer