This is a pile up for FR/F6KDF on 30 meter (monday, august 7th, 2000) (horizontal: 38.4 seconds in 600 pixels, vertical: 0 - 4 kHz in 257 pixels)

This is a SITOR signal on 20 meter (wednesday, august 9th, 2000) (horizontal: 9.6 seconds in 600 pixels, vertical: 0 - 2 kHz in 4*33=132 pixels)