Saleae Logic screenshot. channels are Hall, Marker, MFM Data.

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1. Tube🌞Time (tubetime@mastodon.social)'s status on Wednesday, 28-Aug-2024 01:55:48 JST Tube🌞Time

   in reply to

   it spins up and i've captured the negative tracks! (the Marker bit is a signal pulsed by the Arduino when it changes tracks or heads. it just cycles through all the heads in order, then goes to the next track)