Download: http://git.osmocom.org/osmocom-analog/ This software implements base station protocol of classic mobile phones. With radio transmitter and receiver connected to one sound card and a headset connected to another sound card, it is possible to make and receive calls to and from mobile phone. Currently supported networks: * A-Netz * B-Netz (ATF-1) * C-Netz * NMT 450 (Nordic Mobile Telephone) * AMPS (Advanced Mobile Phone System) USE AT YOUR OWN RISK! Acknowledgements: Hans Wigger for providing valuable informations about A-Netz and B-Netz. Stephan Hessberger for his work on oebl.de, that provides valuable informations about A-Netz, B-Netz and C-Netz. Friedhelm Hillebrand for providing complete specification for mobile phone of C-Netz. Klaus Adler for helping me to retrieve complete NMT specification back in the 90's. Andy Zauner for providing me signalling specification of C-Netz back in the 90's. Carsten Wollesen for donating Telefunken 4015 B-Netz phone back in the 90's.