What position on the MXU-835/P communication subsystem is listen only?

The second position on the MXU-835/P communication subsystem is designated as "listen only." In this mode, the aircrew can receive audio communications without the ability to transmit back. This allows for a critical situational awareness capability, enabling personnel to monitor communications from other sources, such as air traffic control or other aircraft, without interfering or broadcasting their own messages. This function is essential in maintaining a clear and uninterrupted flow of critical information, particularly in fast-paced flying environments or during coordination exercises where communication may be crucial for safety and operational effectiveness.

The other positions on the subsystem typically serve different functions, such as transmitting or providing a combination of both listen and transmit capabilities, which is why they are not classified as listen only. Understanding the specific roles of each position on the MXU-835/P enhances the overall efficiency of communication during flight operations.