TWINS weather station's wireless sensor transmission decoding with software defined radio (librtlsdr). Uses librtlsdr and is based on rtl_433 (https://github.com/merbanan/rtl_433). Compiled on 64-bit Win8, Visual Studio 2012 with a prebuilt version of librtlsdr (http://sdr.osmocom.org/trac/wiki/rtl-sdr). Zadig (http://rtlsdr.org/softwarewindows) used to install libusb-win32 driver. Tested with Ezcap USB 2.0 DVB-T/DAB/FM dongle.