twpsk(1) on Linux
The text d7b1c91f8814, as Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge), Debian 3.0 (Woody) shipped it.
amateur radio PSK31 modem via soundcard
The text d7b1c91f8814, as Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge), Debian 3.0 (Woody) shipped it.
amateur radio PSK31 modem via soundcard