[colug-432] mostly dead switch — diagnostics for fun

Jeff Frontz jeff.frontz at gmail.com
Tue Jul 17 11:55:55 EDT 2018


I'm not an EE, but it seems like your momentary "dead short" is a cap
charging (one perhaps intended to smooth out spikes/sags from cheap wall
warts).

And I think you want to measure your wall-wart's output with a load on it
(otherwise, it seems like the circuitry could be hunting around to figure
out what is really required downstream).

Jeff


On Mon, Jul 16, 2018 at 8:17 PM, Rick Hornsby <richardjhornsby at gmail.com>
wrote:

>
> Apologies - wrong units. That should read 500Ω, not mΩ.
>
>
> On July 16, 2018 at 19:15:13, Rick Hornsby (richardjhornsby at gmail.com)
> wrote:
>
>
> Woke up this morning to a network dead switch at home. Well, not totally
> dead but enough that the only remaining light was power, and it was
> flickering like a fluorescent tube in horror movie.
>
>
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