Krautspace has an APRS iGate now. People donated a raspberry pi that will serve as the igate and the antenna will be located outside the window.

* Image and Tutorial http://qso365.co.uk/2017/02/setting-up-an-aprs-rx-only-igate-using-a-raspberry-pi-and-a-pre-built-image/ * a callsign-ID and the passcode can be asked for via Vorstand.