e2a9c2c6a5
This is done by simulating two cells with different polarities. On first message from mobile station, the cell with the correct polarity is used, the other is disabled. On RX side the polarity is not selected, since FSK decoder detects polarity for every frame.
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) USE AT YOUR OWN RISK!