DJI Agras Spray-Drone Calibration Cup — Graduated Nozzle Flow-Rate / L-per-ha Catch Test

Graduated cup to calibrate ag spray-drone nozzle flow rate.A graduated catch-cup for calibrating the nozzle flow rate on agricultural spray and spreader drones (DJI Agras and similar). Spray into the cup for a fixed time, read the milliliters off the molded graduations, and dial in your application rate. Parametric capacity, bore diameter, and graduation interval, with a flared catch mouth and a wide, stable base for field use. A true operator tool with near-zero competition.What you get: the editable .scad (parametric) + a print-ready .stl + a print guide. Personal-use license.Adjustable: capacity_ml, cup_inner_dia, grad_ml, mouth_flare.Tip: print with 3 or more walls so it holds liquid (the guide has settings).

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