[Michael] found a very, very cheap toy quadcopter in his local shop ... and with the help of a small breakout board and soldering directly to the SPI bus on the transmitter, [Michael] was able ...

Strapped for cash and feeling the same way, [Hans] over at the hackerspace Knackatory decided to build a quadcopter from ... of their own way except the on-board 24v Dewalt cordless tool ...