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Tube🍂Time

closeup of the tact switch snap dome. the dark areas are probably non-conductive metal oxides created by fretting.
23 Dec 2023 at 3:07 | Open on mastodon.social
3 comments
Tube🍂Time

fretting corrosion happens when oxide layers build up between metals that "fret" or move by microscopic amounts.
23 Dec 2023 at 3:10 | Open on mastodon.social
Jencen

@tubetime oooooh. So that's what that part of the test spec is talking about o.o

Have done setups for vibration tests that are checking for that. And the validation tests that occur pre-post test. Never actually knew what was going on o.o

23 Dec 2023 at 10:11 | Open on furry.engineer
benjaminit

@tubetime that looks very like the contacts on my Apple MacBook Pro with the notorious butterfly keyboard. Interesting…..

23 Dec 2023 at 16:58 | Open on mstdn.social
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