I brought this to my Dad's engineering workshop, and it fixed itself!

Geerling Engineering September 13, 2025
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Geerling Engineering

@geerlingengineering

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Fun experiments, thoughtful guides. All things tech, electronics, and computing!

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My Dad discovered something we missed with the Apple II power supply. The saga continues! I also thought it would be a great opportunity to peek inside his updated workspace, to see if there are any neat organization, layout, or tool ideas I could steal for my own space :) Follow our Apple II restoration progress: https://github.com/users/geerlingguy/projects/1 Support me on Patreon: https://www.patreon.com/geerlingguy Sponsor me on GitHub: https://github.com/sponsors/geerlingguy Merch: https://www.redshirtjeff.com Jeff's Channel: https://www.youtube.com/@JeffGeerling 2nd Channel: https://www.youtube.com/@GeerlingEngineering Contents: 00:00 - Off to Dad's workshop 00:40 - The electronics bench 02:45 - RF and new antennas 03:52 - The Gear-ling clock and knick-knacks 04:51 - RF charts and a radio engineering test lab 06:32 - Antennas, big capacitors, and odds and ends 07:20 - Main workstation and CO2 monitoring 08:50 - Engineering go-bags 09:40 - Cable bins and old Macs 10:20 - Purpose and passing the knowledge 11:58 - Debugging Apple II PSU problems 14:56 - Release the magic smoke! 16:56 - Testing from across the room 20:02 - ...But all is not well

Essential Workshop Fix-Alls

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