In preparation for upcoming ISS SSTV events you can use this recording to make sure your SSTV app/software can properly decode SSTV transmission like the ones the ISS will be sending, which use the PD120 mode. It's available on YouTube, SoundCloud and as an mp3 download via Dropbox:

https://youtu.be/SffT9U8scBc

https://soundcloud.com/spacecomms/pd120-sstv-test-recording

https://www.dropbox.com/s/gii8rytqrfch8q2/Space_Comms_PD120_SSTV_Test_Record...

For more information on upcoming ISS SSTV events see this webpage:

https://spacecomms.wordpress.com/iss-sstv-reception-hints/

John, KG4AKV