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marcan42's profile
Hector Martin
Hector Martin
Hector Martin
@marcan42

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Hector Martin

@marcan42

If it ain't broke, I'll fix it! I'm porting Linux to Apple Silicon Macs at @AsahiLinux. http://patreon.com/marcan  | http://github.com/sponsors/marcan 

Tokyo, Japan
marcan.st
Joined May 2009

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    1. whitequark‏ @whitequark 7 Oct 2019
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      TIL about piezoelectric transformers https://www.ti.com/lit/an/slyt107/slyt107.pdf …pic.twitter.com/dX7ePRNg2t

      7 replies 8 retweets 78 likes
    2. Hector Martin‏ @marcan42 7 Oct 2019
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      Replying to @whitequark

      Yup, I think my Sharp Zaurus used one (PDA with CFL backlight, yes)

      1 reply 0 retweets 1 like
    3. Attie Grande‏ @attiegrande 7 Oct 2019
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      Replying to @marcan42 @whitequark

      Is this related to why older "EL" type backlights often whined?... or not...

      1 reply 0 retweets 0 likes
      Hector Martin‏ @marcan42 7 Oct 2019
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      Replying to @attiegrande @whitequark

      Not directly. Those also used high frequency AC but I think more commonly used wirewound transformers.

      9:37 AM - 7 Oct 2019
      1 reply 0 retweets 0 likes
        1. Attie Grande‏ @attiegrande 7 Oct 2019
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          Replying to @marcan42 @whitequark

          ah, cool - thanks 😊

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