12 V pump
Small 12 V peristaltic pump enclosed in screw-on case.
Materials
3D printed PLA, 0.8 mm fiber
Gikfun 12 V peristaltic pump
Silicone tube 3mm ID 5 mm OD
Gikfun solderable breadboard
12 V power supply adapter AC 100-240 V to DC 12 V
Software/tools
Ultimaker 2+ printer at uOttawa's Makerspace
Digitally controlled YubiKey pusher
Simple Python and Arduino scripts signal the servo to touch the grounded wire to the YubiKey, allowing generation of OTPs when using this computer remotely.
Materials
Arduino Nano Every with Headers [ABX00033]
YubiKey 5 NFC FIPS, USB A
3D printed PLA, 0.8 mm fiber
USB 2.0 cable, A (male) to micro-B (male)
Double-sided adhesive pads
Software/tools
Ultimaker 2+ printer at uOttawa's Makerspace