4 ms·
See https://physics.princeton.edu/pulsar/k1jt/wsjt.html https://physics.princeton.edu/pulsar/k1jt/wsjt.html. The spread of activity of FT4 and FT8 is worldwide
by wglb 7y ago
See https://physics.princeton.edu/pulsar/k1jt/wsjt.html https://physics.princeton.edu/pulsar/k1jt/wsjt.html.
The spread of activity of FT4 and FT8 is worldwide and extremely active.