Category Archives: Quadcopter

Betaflight New Filter!

Starting with Betaflight (BF) 3.3.x there is a new filter introduced by BF developers that promises significant difference in flying characteristics of a quad. Unfortunately, to use it is not as simple as clicking a button. There are few steps that needs to be done to enable this new filter:

Before we go through all the steps required, below are the checklists if you have proper Flight Controller (FC) or not:

  1. at least FC with STM32F3 chip (F4 is recommended).
  2. please note type of gyro chip used on the FC.

Although the hype currently is regarding the use of Kalman Filter in flight controllers for smooth flight, the disadvantage using Fast Kalman Filter (FKF) is that it requires a minimum of STM32F4 chip on the FC.

BF developers came up with alternative optimized filtering method which uses less computing load on the flight controllers and not much juicy difference compared with FKF implementation. This means that Betaflight enables up more Flight Controllers that can utilized this new filter.

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How-to-LUMBAF3

This blog post is dedicated to explain all the necessities regarding setting up LUMBAF3 flight controller. This include instructions on how to get into DFU mode, how to flash Betaflight firmware, LUMBAF3 specifications, LUMBAF3 supported functions and its wiring diagram.

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How to add VBatt Telemetry for iA6B Receiver with Turnigy Evolution

Turnigy Evolution is one of the affordable low-cost RC transmitter option with a good build quality. It is sold with a receiver and comes with a simple cover that protects the front of the controllers along with the gimbals. The small size of the transmitter makes it really easy to fit in any bag packs.

While other superior transmitters such as the widely used Taranis X9D Plus have more functions and switches, the Turnigy Evolution stood strong to those who favors a transmitter approach with just-enough functions for FPV drone fliers. The remote is also unique where it is ergonomically designed for a very comfortable hold in the hands and is a no-brainer pick to those coming from especially gamers or a thumber. Its small size and the close proximity between gimbals gives a thumber easy and comfortable access for full throttle all the way full stick movements in all directions. This however proves to be a disadvantage to those who favor pinching as it provides them limited room for finger movements.

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