Tiger 1 BB airsoft RC Tank – V2


It’s all about the same project as here, BUT with a different technology: instead of using the FEZ Domino (.NET micro framework based) board, I’ll be using the Lego NXT controller and an Arduino board for low level interaction with the electronics.

NXT + Arduino internals

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Tiger 1 BB airsoft RC Tank


CONTINUED HERE…

Together with a work colleague we have set ourselves a challenge: buy 2 1/16th RC tanks capable of firing BB pellets and transform them such that we can have an AUTONOMOUS BATTLE !

Unboxing

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Graupner R700 FM receiver – get the PPM signal


This must have already been discussed on plenty of other forums, but here I am, I want to use my Graupner FM transmitter / receiver with my quadcopter.

As Jordi from DIY Drones saysIntercept the PPM signal is the best way to obtain all the channels from any receiver, for a lot of reasons. The first one is performance, and the second is the simplicity (in code =P).

First of all, here’s a quite useful diagram that explains well how the PPM works, and the relationship between this signal and the individual channels:

RC Receiver Timing Diagram

The Graupner/JR R700 FM receiver is quite easy to hack.

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