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Here is everything you need to create your own STELLA including print instructions for the 3D printed parts and elements that need to be purchased.
Required 3D Parts for Handheld STELLA-1.1
Screen Mount
Download .STL
Thermal IR Sensor Spacer
Download .STL
Thermal IR sensor spacer 3D Printing notes:
Works well in multiples.
0.1 mm layers, “Detail” setting
Lower Housing
Download .STL
Lower Housing 3D Printing notes:
- Print without supports.
- Works well to print up to 4 at a time.
- 0.2 mm layers, “Quality” or “Detail” setting.
- Set filament changes at 0.6 mm and 1.8 mm, print black, white, black.
Processor Spacer
Download .STL
Feather Spacer 3D Printing notes:
Works well in multiples. 0.1 mm layers, “Detail” setting
Choose 3D Housing Cover for Handheld STELLA-1.1
Standard Cover
Download .STL
Cover - Lidar
Download .STL
* Use with Lidar mount
Cover - LIDAR & GPS
Download .STL
* Use with Lidar mount and GPS stand
Housing Cover 3D Printing notes:
- Print without supports.
- Works well to print up to 2 at a time.
- 0.2 mm layers, “Quality” or “Detail” setting.
- Set filament changes at 0.6 mm and 1.8 mm, print white, blue, white.
Non-Required 3D Parts for STELLA-1.1
Lidar Mount
Download .STL
Swath Stand
Download .STL
Cuvette Mount
Download .STL
Styrofoam Mount
Download .STL
Parts to Purchase
| Line | Item | Qty | $ Each Approx | Vendor | Part Number |
|---|---|---|---|---|---|
| 1 | Protoboard | 1 | 7 | Adafruit | 1606 |
| 2 | Microprocessor | 1 | 12 | Adafruit | 4884 |
| 3 | Data Logger | 1 | 9 | Adafruit | 2922 |
| 4 | NIR Spectral Sensor | 1 | 28 | SparkFun | SEN-14351 |
| 5 | VIS Spectral Sensor | 1 | 20 | Adafruit | 3779 |
| 6 | Thermal Infrafred Sensor | 1 | 25 | Future Electronics | MLX90614ESF-BCC-000-TU |
| 7 | Air Temperature Sensor | 1 | 5 | Adafruit | 1782 |
| 8 | Ambient Weather Sensor | 1 | 15 | Adafruit | 2652 |
| 10 | Header pins | 1 | 0.17 | Adafruit | 392 |
| 11 | Pushbutton Switch | 1 | 0.4 | Adafruit | 1009 |
| 12 | Push-On Push-Off Switch | 1 | 1.8 | Electronics Supplier | GPTS203211B |
| 13 | Capacitor, 10uF | 2 | 0.32 | Electronics Supplier | EEA-GA1E100H |
| 14 | Capacitor, 0.1uF | 1 | 0.32 | Electronics Supplier | 1C10Z5U104M050B |
| 15 | Red LED, super bright | 1 | 0.32 | Adafruit | 297 |
| 16 | 100 Ω Resistor | 1 | 0.03 | Adafruit | 4293 |
| 17 | 10k Ω Resistor | 2 | 0.03 | Adafruit | 2784 |
| 18 | Stacking Headers | 1 | 1.25 | Adafruit | 2830 |
| 19 | Protoboard for display | 1 | 3 | Electronics Supplier | FIT0203 |
| 20 | Display, TFT, capacitive touch, 2.8” | 1 | 30 | Adafruit | 2090 |
| 21 | Short Female Headers | 2 | 1.5 | Adafruit | 2940 |
| 22 | Nut, Tripod Mount | 1 | 0.09 | McMaster Carr | 95462A029 |
| 23 | Micro SD Card | 1 | 10 | Adafruit | 1294 |
| 24 | Clock Battery | 1 | 1 | Adafruit | 380 |
| 25 | Main Battery | 1 | 10 | Adafruit | 1781 |
| 26 | Micro SD Card Reader | 1 | 7 | Adafruit | 5212 |
| 27 | USB Cable | 1 | 10 | Adafruit | 4199 |
| OPTIONAL PARTS | |||||
| 1 | Belt Clip | 1 | 4 | theclip.com | 607 |
| 2 | LiDAR sensor, cable ( line 3 ) required | 1 | 15 | Adafruit | 5425 |
| 3 | Qwiic cable required for ( line 2 ) LiDAR | 1 | 1 | Adafruit | 4210 |
| 4 | GPS sensor, header and battery( line 5 and 6 ) required | 1 | 30 | Adafruit | 5440 |
| 5 | Short header pins for ( line 4 ) GPS | 1 | 0.5 | Adafruit | 3002 |
| 6 | Clock battery for ( line 4 ) GPS | 1 | 1 | Adafruit | 380 |
| 7 | Small Battery for drone use, to fit between Feather and datalogger | 1 | 7 | Adafruit | 3898 |
| 8 | Styrofoam panel | 1 | Packing supplier | ||
| 9 | Cuvette | 1 | Laboratory supplier | ||
| 10 | Cuvette Lid | 1 | Laboratory supplier |
* Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government.
