Chicago Suburban Radio Association CSRA
- The Chicago Suburban Radio Association CSRA has been serving the Amateur Radio community since it was founded in 1924, ``one of the oldest radio clubs chartered in the State of Illinois.
- PSK31 Deluxe is a PSK31 and PSK63 program for novices and power users.
It has been replaced by Digital Master 780 and is now a legacy product.
The last version of PSK31 Deluxe was shipped with the HRD 4.0 SP4 kit and is no more availabe and supported.
- DXprop is a radiowave propagation forecast freeware for ham radio operators, permits to predict propagation on 12 frequencies. Use Minimuf 3.5 routine developped for US Navy. Available in French and English