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Which code means that a unit is currently active and on a call?

  1. 10-6

  2. 10-8

  3. 10-9

  4. 10-1

The correct answer is: 10-8

The code "10-8" signifies that a unit is currently active and on a call. In the ten-codes used in law enforcement communication, "10-8" explicitly indicates that the unit is available for dispatch and responding to a call. This understanding is critical for efficient communication and operational coordination among dispatchers and units in the field. The use of specific codes facilitates clear and concise exchanges, minimizing confusion over radio traffic. In contrast, other codes such as "10-6" are utilized to indicate that a unit is busy, while "10-9" typically means to repeat a message. "10-1" usually refers to a unit unable to copy radio transmission due to poor conditions. Thus, the designation provided by "10-8" is essential for clarifying a unit’s status as active and engaged with their current assignment.