Well I sure botched that up! Here's the GPT-750 link http://amfone.net/Amforum/index.php?topic=45378.0 Cheers, Nick England K4NYW www.navy-radio.com On Sun, Nov 24, 2019 at 12:20 PM Nick England <navy.radio at gmail.com> wrote: > I know nothing more - > http://www.navy-radio.com/manuals/tty/rtty-journal.htm > > Cheers, > Nick >