Fly the blue skies! So much beautiful blue sky over Las Vegas most of the time. The extreme closeup image shows full flap extension on the right wing for landing as well as two communications antennas. Most aircraft communications take place in the AM Mode as opposed to the VHF FM Mode. Amplitude Modulation -vs- Frequency Modulation. AM is much more readable with low signal levels. Frequency range is 110 to 136MHZ.