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Beginner build

How to build JeNo 5.1

4-DoF quadcopter · Beginner

JeNo 5.1 is a CC BY 4.0 5.1-inch FPV frame for DJI O3/O4 with DXF, STEP and STL files and Classic, Light and Bando variants. The vendor kit is €62.90.

Difficulty
Beginner

Mostly printed parts and plug-in servos. Good first build.

Build time
1–2 weekends

Our estimate, part-time

Parts cost
€62

€62.90 for the vendor frame kit

Degrees of freedom
4

CC-BY-4.0

What is JeNo 5.1?

JeNo 5.1 from WE are FPV is an open-hardware 5.1-inch frame for freestyle, freeride and cinematic flying. It's designed around the DJI O3/O4 Air Unit so the camera has a clear view.

The repo has DXF, STEP and STL files for the carbon frame and printed TPU protection, in Classic, Light and Bando versions with several camera plates.

It's a frame only. You choose the motors, stack, props and battery yourself.

JeNo 5.1 specifications

Size
5.1"
Video
DJI O3 / O4
Variants
Classic, Light, Bando
Stack
30×30 or 20×20

Figures as published by the project. See Sources below.

Bill of materials

PartQtyNotes
Carbon frame (DXF/STEP)1
TPU protection parts—Printed separately
M3×30 body standoffs8
Stack, plate and arm fastener sets—
Where's the full bill of materials?

The full BOM, with exact quantities and vendors, lives in the project's own files. Prices change often, so treat €62 as a ballpark from the project. Start at the project repository.

Tools you'll need

  • Hex drivers
  • TPU-capable printer
  • Soldering iron

Step-by-step build overview

Electronics & wiring overview

Depends on your stack. The frame has 30×30 and 20×20 mounts.

LiPo batterypower sourceLaptop / PChigh-level controlcamerasensingFlight controllerreal-time controllerESCsdrivers / busBrushless motors4 joints / motors
PowerData / commandsSensor feedbackOverview only. Follow the project's own schematic for pinouts and voltages.

Software

Betaflight

Not applicable. Use your flight controller's firmware (e.g. Betaflight).

Tips from the bench

  • ☕ The Bando variant is meant for flying around abandoned structures.

JeNo 5.1 FAQ

Does it include electronics?

No. It's just the frame.

Sources

Written by Bots n' Beans from the project's own documentation. Check the sources for the latest revision before you buy parts.

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