4 inch LongRange 2s 21700 30 min

By DenisTelichko on Oct 22, 2022

7  391  4

4 inch LongRange 2s 21700 30 min

  • PickleToothpick 4" frame 3.5mm thick Carbon Fibre
  • HappyModel X12 AIO 5in1 ELRS
  • rcINpower 1207 motors
  • Gemfan Hurricane 4024 props (Gemfan Floppy Proppy 4019-2 on photo)
  • Caddx Baby Ratel2 Analog Camera (Foxeer Toothles nano 2 on photo)
  • Crux3 Canopy
  • 2s Molicel INR21700-P42A
  • Titanium screw m2x5mm for motors (You can use 2 screws per motor to reduce weight)
  • Titanium screw m2x8mm for props
  • Titanium screw m2x16mm for AIO
  • 9042 buzzer
  • It is necessary to remove the connectors for the motors from the flight controller and solder the motors directly

Software

  • BlueJay 48khz, 1100/1200 startpower
  • Betaflight 4.3 or higer
  • ELRS 500hz preset

Even less weight:

  • Caddx Ant Lite Analog Camera
  • NewBeeDrone BeeBrain Goober Canopy
  • Remove the camera connector and solder it directly
  • Modify the frame model. Remove extra holes for wider than stock canopy as on the 3" Lite version. Add a hole for USB as on the 3" Lite version. The fasteners of the motor should be made as on the 3" Lite version.
  • Titanium screw m2x14mm for AIO
  • Replace the connector with xt30

Photos

Discussion

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Alurpal   Dec 01, 2022  

where did you get your titanium m2 hardware?

DenisTelichko   Apr 04, 2023 

aliexpress

glock   Oct 22, 2022  

Привет, отличная работа. Такой полный отчёт, но не написал какой в итоге вес(. Я думаю на 2s трудно реализовать весь потенциал 21700, 30минут отличный результат. Удачи,

DenisTelichko   Apr 04, 2023 

Привет! Спасибо. Вес 87 грамм самого дрона и 142 батарейка. Батарейки выжимаются целиком и полностью, так как полетник 1-2s и он может работать на 5 вольтах, до которых выжимаются батки, летал недалеко от себя с 80% компенсацией просадки батареи и в конце просто резко тяга упала, когда дрон почти долетел до меня.

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