Take a look at asena21.pl
Valentine Heart with dedication has been crafted on the sky using autonomous UAV.
Well beyond visual range, below frost point, in dense fog. Somehow it worked, over wast swamps near Wrocław, Poland (pronounciation: WrocLove).
The webpage looks like a quick mash-up but it's there. 4x3km, at 300m AGL.
A movie will come a few days later.…Continue
I was able to obtain certain number of XBEE PRO modules at 50mW with wire antenna, no chance to get them with SMA antenna. However I would like to solder a specific connector. Unfortunately, the PCB layout is different:
Type B is for Small PCB patch antenna,…Continue