3D Printing

In June 2014, I built a printrbot simple 2014 and then added the XL upgrade kit to it. Its a cold bed, single extruder ABS/PLA printer with a build volume of 185x100x165 mm (~7x4x6 inches). Total cost was about $350.

Printrbot 2014 Simple + XL Upgrade

Tech Specs

  • Printerboard Rev. D Marlin 1.0 Firmware
  • Steps per mm (x84.40,y81.55,z2180,e94.50)
    • 8mm x 6″ Y Rails
    • 8mm x 10″ X Rails
    • 3/8″ x 11″ ACME Z
  • Kysan 1124090 – Nema 17 Stepper Motor Power: 4.2vdc 1.5A
    • Torque: 5.5kg-cm  (54 N-cm, 76.4 oz/in)
    • 5mm shaft
    • 1.8 degree step


  • Sketchup
  • Repetier-Host
  • SCAD

3D Models

Check out my designs on Thingiverse

  1. Arduino 4 Relay Module Bottom Cover Plate with Wall Mount
  2. DIYBIO Microscope Slide holder
  3. Printrbot Simple XL – Spool Expander
  4. Arduino Mega 2560 Full Bottom Coverplate with mounting screws
  5. Arduino Uno Full Bottom Coverplate with mounting screws


Go with PLA unless you need high temperature

I'm a 31 year old UIUC Computer Engineer building mobile apps, websites and hardware integrations with an interest in 3D printing, biotechnology and Arduinos.

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