Unit 3 Lesson 15.1: Airwave Training

Question 1

Advantages of the airwave system?

Answer 1

• improved officer safety
• clarity of radio voice transmissions
• secure, encrypted communication
• extended coverage
• integration of data

Question 2

What is the normal mode in which communications are conducted across talkgroups?

Answer 2

Trunked Mode Operation

Question 3

What is direct mode operation (airwaves)

Answer 3

Airwave terminal transmitting directly to another airwave terminal (non encrypted)

Question 4

How long to press the emergency button for? And how long do you have to speak?

Answer 4

1.5 seconds, 10 seconds

Question 5

What is point to point (airwaves)

Answer 5

Private radio call by using their ISSI (unique radio number)

Question 6

When should you activate TXI (transmit inhibit)?

Answer 6

• hospitals or ambulances
• chemical spillages or IEDs
• breathalysers or radars