In JT9+JT65 mode the text window on the right-hand side displays
received messages at the selected Rx frequency. Your screen shot shows
your Rx (and Tx) frequency set at 553 Hz. The signal from NF3R is at
1165 Hz. Decodes of his signal therefore appear in your left ("Band
Activity" window
I forgot to give the operating conditions at the computer.
The computer is an Intel Atom 330 based desktop at 1.6GHz with 2GB of ram.
I am running Debian 8 jessie on it.
The radio is an IC-7300 and uses USB to connect to the computer for CAT
and audio.
At the time of the anomaly, I was
