Can you send us a sample recording?
A transponder dump might also be helpful for our engineers:
A transponder dump captures the entire MPEG-4 stream of data that is broadcast on a specific frequency by a transmitter and generally contains multiple channels of programming.
When EyeTV captures a transponder, it records the entire stream for two minutes. Depending on the data rate, this file varies in size from 100 to 500 MB.
To start an auto tune that captures all transponders that EyeTV is able to receive, hold down the Control and Shift keys on the keyboard while clicking the Auto Tune button. A standard Save As dialog opens. Select a location that contains adequate hard drive space for EyeTV to save all transponders to and click OK.
EyeTV now scans all frequencies for broadcasts. Once it finds a frequency, it will capture that frequency for two minutes before moving on to the next one.
The resulting transponder dump files are named with a letter (t stands for terrestrial, q for QAM digital cable, a for ATSC) followed by the frequency.
We don't need all the files just the file for a channel you know is affected.