MAP65-IQ at: www.physics.princeton.edu/pulsar/K1JT
LINRAD at: www.sm5bsz.com/linuxdsp/linrad.htm
The WSJT 2.0 uploaded the received stations on 0.502,40 Khz to the WSPRnet database.My receiving conditions are Yaesu FT2000 and antenna 300m long beverage.
In the WSPR database foto you can see all the details and info.
Next days I will improve my reception to this band.
73, Spiros SV8CS