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PRGWhippet
Notes about Whippet dog
- 1. PRGWhippet Configuration
- 2. What Is PRGWhippetAlpha?
| Config | Autopilot Software |
|---|---|
| PRGWhippetAlpha | Ardupilot |
PRGWhippetAlpha is a 110-160 size nano quadrotor built from scratch using the Ardupilot based flight controllers.
| Item | Qty | Price/Item (USD) | Cost (USD) | Sourcing Link(s) |
|---|---|---|---|---|
| T-Motor F20-II 3750 KV Motors | 4 | 18 | 72 | Link |
| Lumenier 35A 4In1 ESC | 1 | 60 | 60 | Link |
| Hobbypower PX4Flow v1.3.1 | 1 | 62 | 62 | Link |
| TFMini Lidar Module | 1 | 45 | 45 | Link |
| Carbon Fiber 200mm x 300mm x 2mm | 1 | 26 | 26 | Link |
| Tattu 3S Battery 850mAh | 1 | 14.5 | 14.5 | Link |
| Spektrum DSMX Reciever | 1 | 23 | 23 | Link |
| Holybro Kakute F7 AIO Flight Controller | 1 | 50 | 50 | Link |
| Intel Up Core | 1 | 169 | 169 | Link |
| Pololu 5V 5A Regulator | 1 | 15 | 15 | Link |
| RayCorp 3030x4 Propeller | 1 | 15 | 15 | Link |
| Spektrum DXe Transmitter | 1 | 63 | 63 | Link |
Note that the above table represents the Bill Of Materials for the best performance quadrotor which are tested, i.e., highest thrust to weight ratio, the best reliable components and best computer that can fit in the maximum size of 160 mm. Some alternate motor and ESC choices are given in the following tables.
| Item | Qty | Price/Item (USD) | Cost (USD) | Sourcing Link(s) | Propeller Pairing |
|---|---|---|---|---|---|
| T-Motor F20-II 3750 KV Motors | 4 | 18 | 72 | Link | 3030x4 |
| EMAX RS1306B 4000KV Motors | 4 | 11 | 44 | Link | 3030x4 |
| T-Motor F15 6000KV Motors | 4 | 15 | 60 | Link | 2040x3 2540x3 |
| Lumenier RX1306-7 4000KV Motor | 4 | 15 | 60 | Link | 3030x4 |
| Item | Qty | Price/Item (USD) | Cost (USD) | Sourcing Link(s) |
|---|---|---|---|---|
| DYS 4In1 BLHeli_S ESC | 1 | 39 | 39 | Link |
| Lumenier 35A 4In1 ESC | 1 | 60 | 60 | Link |
| T-Motor F45A BLHeli_32 4In1 ESC | 1 | 64 | 64 | Link |
A cost effective motor + ESC combo will be to use EMAX RS1306B 4000KV Motors with a DYS 4In1 BLHeli_S ESC (not that this ESC is ot BLHeli_32). The smoothest performance will be obtained using any T-Motor motor with the T-Motor 45A ESC.
Also note that, EMAX Bullet Series of ESCs have some problems working with various autopilots and it is highly recommended to avoid them.
| Item | Qty |
|---|---|
| 6 mm M2 Bolts | 4 |
| 12 mm M2 Bolts | 4 |
| 16 mm M2 Bolts | 8 |
| 20 mm M2 Bolts | 4 |
| M2 Nuts | 36 |
| 6 mm Nylon M3 F-F Standoff | 4 |
| 12 mm M3 Bolts | 8 |
| 20 mm Nylon M3 M-F Standoff | 12 |
| M3 Nuts | 4 |
- M2 and M3 Allen keys
- Electrical Tape
- Kapton High Heat Insulation Tape
- Hot Glue Gun with sticks
- Soldering Iron with Solder
- 22 AWG Wire
- Liquid Electrical Tape
For University of Maryland, College Park students use Terrapin Works service and submit jobs through Papercut server. Others can use an online service such as this and this or use your own 3D printer/water-jet cutter.