qrq(1) on Linux
The text e54df0459d29, as Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
High speed Morse telegraphy trainer
The text e54df0459d29, as Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
High speed Morse telegraphy trainer