CERTIFICATION APPROVAL: STC Authorization
COMPLIANCE: Recommended
SYSTEM: GTN635 / GTN650 / GTN750
PURPOSE:
GTN 6XX/7XX COM Software Version 2.13 contains the following changes from Version 2.12:
Reduced noise burst (open squelch) that can occur after transmitting, flip-flopping frequencies, or exiting monitor mode when the receiver is set for high sensitivity.
The following service documents have been resolved:
Corrected issue in limited circumstances where a monitored COM frequency may prevent the pilot from receiving communication on the active COM frequency (Service Advisory 1370).