Table 2

Component list for CapTouch 2.0

ComponentQuantitySupplierPart NumberPrice
Flexfill 98A Powder Beige filament 500 g1Prusa ResearchFLM-FLX-175-PBG-98A$33.99
Flexfill 98A luminous green filament 500 g1Prusa ResearchFLM-FLX-175-GRN-98A$33.99
PETG Prusa orange filament 1 kg1Prusa ResearchPRM-PETG-PRO-1000$29.99
Touch board1Bare ConductiveNA$49.91 (list price: $62.39)
Solid-core wire spool-25 ft- 22AWG1Adafruit290$2.95
Perma-proto half-sized breadboard
RJ45 8-pin connector1 per touch boardSparkFunPRT-00643$1.50
Short headers kit for feather-12-pin +
16-pin female headers
2 per touch boardAdafruit2940$1.50
Diffused 5-mm LED (25 pack)1Adafruit299$4.00
USB-IO box1NoldusNA$1535.00
Ethernet cable1 per touch boardAdafruit994$2.75
USB cable-USB A to micro-B- 3 foot long1 per touch boardAdafruit592$2.95
Resistor-10 KΩ2 per touch boardAdafruit2784$0.75
Copper foil tape with conductive
adhesive-25 mm × 15 m roll
  • CapTouch 2.0 list of build components needed for the system. The component name, number needed, supplier, part number, and price are provided.