** http://fpvracing.ch/ cheaper
** http://www.aerobot.ch/
** http://multicopter.ch/
* Less choice of parts, good gear
** http://www.dronefactory.ch/
** http://www.helituning.ch/
* Other, mostly RTF or planes, heli
** http://multicopter.ch/ Lots of parts, but not for 250
** https://shop.aerodron.ch/en/
** http://www.rc-hobbymania.ch/