APCO MODULE 10 EXAM QUESTIONS AND ANSWERS
Explain what "radio" is - CORRECT ANSWER✅✅a means of transmitting information without physical
connections between the sender and receiver.
Describe the basic functions of a transmitter - CORRECT ANSWER✅✅A device capable of emitting radio
signals containing voice or data.
Describe the basic functions of a receiver - CORRECT ANSWER✅✅a device capable of receiving radio
signals and converting them into a form usable by human or machine.
Describe the basic functions of a base station - CORRECT ANSWER✅✅Combination transmitter and
receiver used in a fixed location with a stationary (large) antenna. Quires an outside power source.
Describe the basic functions of a repeater - CORRECT ANSWER✅✅Used to extend the effective range of
communication by receiving and repeating radio signals.
Describe the basic functions of a mobile radio - CORRECT ANSWER✅✅Transmitter and receiver
mounted in a vehicle.
where and why do responders use portable radios - CORRECT ANSWER✅✅Transmitter and receiver
capable of completely independent operation using an internal battery and integral antenna.
Describe the basic functions of a radio pager - CORRECT ANSWER✅✅Device containing a receiver and a
decoder that may be individually activated, indicating the user's attention is required.
Explain the evolution of today's modern public safety radio system - CORRECT ANSWER✅✅They are
portable and there are thousands of public safety radio systems in place using a variety of mobile and
portable radios.
Explain "front-end clipping" and "rear-end clipping". - CORRECT ANSWER✅✅Front-end clipping is when
you don't wait several seconds before talking after keying the mic. Rear-end clipping is when you stop
keying too soon at the end of your transmission.
Explain what "radio" is - CORRECT ANSWER✅✅a means of transmitting information without physical
connections between the sender and receiver.
Describe the basic functions of a transmitter - CORRECT ANSWER✅✅A device capable of emitting radio
signals containing voice or data.
Describe the basic functions of a receiver - CORRECT ANSWER✅✅a device capable of receiving radio
signals and converting them into a form usable by human or machine.
Describe the basic functions of a base station - CORRECT ANSWER✅✅Combination transmitter and
receiver used in a fixed location with a stationary (large) antenna. Quires an outside power source.
Describe the basic functions of a repeater - CORRECT ANSWER✅✅Used to extend the effective range of
communication by receiving and repeating radio signals.
Describe the basic functions of a mobile radio - CORRECT ANSWER✅✅Transmitter and receiver
mounted in a vehicle.
where and why do responders use portable radios - CORRECT ANSWER✅✅Transmitter and receiver
capable of completely independent operation using an internal battery and integral antenna.
Describe the basic functions of a radio pager - CORRECT ANSWER✅✅Device containing a receiver and a
decoder that may be individually activated, indicating the user's attention is required.
Explain the evolution of today's modern public safety radio system - CORRECT ANSWER✅✅They are
portable and there are thousands of public safety radio systems in place using a variety of mobile and
portable radios.
Explain "front-end clipping" and "rear-end clipping". - CORRECT ANSWER✅✅Front-end clipping is when
you don't wait several seconds before talking after keying the mic. Rear-end clipping is when you stop
keying too soon at the end of your transmission.
