DroidRTTY is an application to decode and encode Ham Radio RTTY with the build in microphone/speaker or wired to your radio. A waterfall shows the frequency spectrum of 100Hz to 2500Hz. Just slide the waterfall slide on a RTTY carrier frequency and DroidRTTY will decode the signal. In transmitting mode characters can be entered trough the keyboard. 20 Macros are also available to store standard texts like “name and qth” and “station info” DroidRTTY also includes a logbook. Callsign, Name RST etc can be easily tranfered into the lookbook from the receiving screen. The logbook also includes ADIF export and import to transfer your logbook data to a PC based logging software. DroidRTTY can also encode and decode 50 baud / 450Hz shift to receive the German Weather Service (Deutscher Wetterdienst)