GPS Drone (7-inch / S500)

Concept assembly guide derived from the staged build plan. Not a certified engineering drawing. Prices are estimates (Oct 2026); nothing here is a purchase. Every step and every BOM line links to the part. Downloads: step-by-step PDF · BOM PDF · original brochure PDF
Step-by-step build (one action per step)
Stage 1
- Assemble the 7-inch frame.Part G1: 7-inch carbon LR frame (Chimera7 class) ×1 · $45 · Buy: Amazon search
- Bolt one motor on each arm.Part G2: 2806.5 1300KV 6S motors ×4 · $80 · Buy: Amazon search
- Mount the F405 V4 stack; solder motor leads and XT60.Part G3: SpeedyBee F405 V4 BLS 60A stack ×1 · $75.99 · Buy: SpeedyBee
- Flash ArduPilot.Part G3: SpeedyBee F405 V4 BLS 60A stack ×1 · $75.99 · Buy: SpeedyBee
- Mount the GPS on a mast; wire to a UART.Part G4: Matek M10Q-5883 GPS/compass ×1 · $42.99 · Buy: Boulder MultiRotor (Matek)
- Bind the ELRS receiver.Part G5: RadioMaster Pocket ELRS + RP2 receiver ×1 · $80 · Buy: Amazon search
- Mount the Pi Zero 2 W + camera with the BEC; link MAVLink UART.Part G7: Pi Zero 2 W + Camera Module 3 + microSD + 5V 3A BEC ×1 · $60 · Buy: Raspberry Pi
- Fit and register the Remote ID module.Part G8: Remote ID broadcast module (Holybro or FAA-listed) ×1 · $40 · Buy: Amazon search
- Charge the 6S packs.Part G9: 2x 6S 1500-1800 mAh LiPo, XT60 ×1 · $70 · Buy: Amazon search
- Fit props last; tethered hover test.Part G6: 7-inch tri-blade props, 3 sets ×1 · $10 · Buy: Amazon search
Stage 2
- Print and fit the bottom quick-swap sled with Kevlar backup strap.Part G10: Printed TPU/PETG quick-swap sled + Kevlar strap ×1 · $12 · Buy: Amazon search
Stage 3
- (Optional) Move the electronics to the S500 frame.Part G11: S500 frame kit (optional big frame) ×1 · ~$375 stage · Buy: Amazon search
Bill of materials
| ID | Stage | Part | Qty | Price | Buy |
|---|---|---|---|---|---|
| G1 | Stage 1 | 7-inch carbon LR frame (Chimera7 class) | 1 | $45 | Amazon search |
| G2 | Stage 1 | 2806.5 1300KV 6S motors | 4 | $80 | Amazon search |
| G3 | Stage 1 | SpeedyBee F405 V4 BLS 60A stack | 1 | $75.99 | SpeedyBee |
| G4 | Stage 1 | Matek M10Q-5883 GPS/compass | 1 | $42.99 | Boulder MultiRotor (Matek) |
| G5 | Stage 1 | RadioMaster Pocket ELRS + RP2 receiver | 1 | $80 | Amazon search |
| G6 | Stage 1 | 7-inch tri-blade props, 3 sets | 1 | $10 | Amazon search |
| G7 | Stage 1 | Pi Zero 2 W + Camera Module 3 + microSD + 5V 3A BEC | 1 | $60 | Raspberry Pi |
| G8 | Stage 1 | Remote ID broadcast module (Holybro or FAA-listed) | 1 | $40 | Amazon search |
| G9 | Stage 1 | 2x 6S 1500-1800 mAh LiPo, XT60 | 1 | $70 | Amazon search |
| G10 | Stage 2 | Printed TPU/PETG quick-swap sled + Kevlar strap | 1 | $12 | Amazon search |
| G11 | Stage 3 | S500 frame kit (optional big frame) | 1 | ~$375 stage | Amazon search |
"Amazon search" links open a search for that exact part spec; no listing has been chosen and no affiliate tag is used. Nothing has been purchased.