Various links
Getting started on RTTY, AA5AU RTTY pages
Marxy’s musings on technology, controlling an AD9851 DDs with an Arduino
George Smart; M1GEO computers, arduino, rtty, ham radio
Arduino RTTY digital mode, radio teletype.
Jackson County Amateur Radio Association, Inc link fixed.
ARRL the American Radio Relay League.
This site has some basic information on Shortwave listening.
another ham radio operator’s web site AE7Q
another ham radio operator’s web site AI6K