This weekend I upgraded my HobbyZone Super Cub R/C plane to use the Spektrum DX6 radio. I started by tearing out all the proprietary HobbyZone electronics. This includes the big black box (which is a receiver and speed controller), and the slow, huge ParkZone servos. To replace them, I used two of the four servos […]

I finally got the X-port drop module for my HobbyZone Super Cub and took to the skies with a parachute man on-board. Here’s a small video of his decent. The quality isn’t that great, so my apologies.

I recently wrote a Qt-based application in C++ that relies heavily on the QGraphicsView framework that made its first public appearance in Qt 4.2. QGraphicsView has been the target of some criticism for poor performance. I am a long-time user of Qt3’s QCanvas class which served me very well, in performance terms, but that lacked […]