Ralph Wu's Blog (6)

MultiWii Mini with DMS2 RX module

This is a tiny MultiWii FC integrated with 7-Channels DMS2 RX module. Weight is just 70g and it can fit into mini Quad or Hex copters

You can have more details at following link:…

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Added by Ralph Wu on June 4, 2013 at 12:30am — 7 Comments

Quad X FPV Frame for APM 2.0/2.5 board

A new quad X FPV frame for APM 2.0/2.5 board.…

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Added by Ralph Wu on February 28, 2013 at 7:16am — 2 Comments

Low-price GPS with mount

A nice low price uBlox GPS with case and mount for $34

http://www.droneasy.com/index.php/electronics/gps-2/ublox-g6010-gps-kit.html

Added by Ralph Wu on January 31, 2013 at 12:00am — 4 Comments

Vortex radio waves could boost wireless capacity “infinitely”

I am curious about and learning Vortex Maths of Marko Rodin and Double Torus Universe pattern and how they can apply to radio communications and I found someone already did.  Vortex radio waves could boost wireless capacity “infinitely”. Using this method to boost bandwidth of ground station and drone radio communication.

From…

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Added by Ralph Wu on December 13, 2012 at 4:00am — 3 Comments

The Camp David Antenna

I just think how to build a highly sensiive antenna for my drone using Golden Ratio. Eric Dollard give me the answer.

 

The Camp David Antenna

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Added by Ralph Wu on December 12, 2012 at 4:01am — 3 Comments

MegaPirate Ng Tuning in Windy Day

I know a windy day is bad day for drone tuning. But I am testing the autotrim function of Mission Planner…

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Added by Ralph Wu on October 28, 2012 at 10:30am — No Comments

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