Silent Audio Tx Period

Selects the amount of time that the radio automatically keys- up / transmits (with its microphone remaining muted / closed) during "Emergency via Silent Audio" operation (see Emergency Operation). Selects a specific emergency mode transmission operation for the current Trunking Emergency Profile.

When the Emergency Auto Transmit Mode field is set to "Emergency via Silent Audio", and

when the Emergency Operation field is "Alarm and Call", and

when the Revert PTT ID field is "Enabled", and

when the Console Acknowledge Required field is "Disabled", and

when the radio is model / option capable.