pulusound

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MARCHintosh 2026

posted 2026-03-01

MARCHintosh is here again!

last year, i produced an EP entirely on Mac OS 9, joined GlobalTalk and started resurrecting a Macintosh IIci.

this year, i have a whole list of goals for the month :) i am not expecting to achieve them all, but lets see what happens! i will be updating this as i go, but for more real-time progress you can follow me on Mastodon.

  • recap IIci
    • long overdue. while nothing seems to have leaked, the audio caps are clearly in bad condition as output is extremely quiet and noisy
    • 2026-02-28: done(ish)! i replaced all the surface-mount electrolytics with polymer caps. there are also four axial electrolytics, which i am told are much less likely to fail. but not sure i trust that, so i may come back to swap them too
    • it seems a trace for the right audio channel broke during the operation, so i soldered in a bodge wire and now have beautiful stereo sound
  • recap PowerBook 160
    • the display is in very bad shape
  • get IIci on the LAN
  • get PowerBook 160 on wifi
  • connect to IRC from IIci / PowerBook 160 (with some help from stunnel)
  • access my netatalk file share from IIci / PowerBook 160
  • bring GlobalTalk puluzone back up
    • i had to take it down when we moved last year
    • 2026-03-01: done!
  • make something with Music Mouse
  • develop music livecoding language for 68k Macs to the point where i can play a melody and/or beat
  • make some progress on OpenGL demo for OS 9
  • solder new switches into my two ADB mice
    • 2026-02-28: done! i used Kailh GM 4.0 Red switches with 70±10gf operation force, and they feel great
  • install Radeon 9000 into G4 Digital Audio
    • this project has grown to slightly ridiculous proportions which you can read more about on Mastodon. currently blocked on the following tasks:
    • solder 128KB ROM chip onto the GPU
      • waiting for chips to arrive
    • flash Mac ROM with atiflash on DOS
      • waiting for secondary PCI GPU to arrive