Key Topic 31: Timing Circuits

Question 1

8-31D1: Timing circuits are used to provide what function?

A. Develop synchronizing pulses for the transmitter system.
B. Synchronize the antenna and display system.
C. Adjust the sea return.
D. Control the North Up presentation.

Answer 1

A. Develop synchronizing pulses for the transmitter system.

Question 2

8-31D2: The circuit that develops timing signals is called the:

A. Resolver.
B. Synchronizer.
C. Pulse forming network.
D. Video amplifier.

Answer 2

B. Synchronizer.

Question 3

8-31D3: Which of the following functions is not affected by the timing circuit?

A. Resolver output.
B. Pulse repetition frequency.
C. Sweep drive.
D. Modulation.

Answer 3

A. Resolver output.

Question 4

8-31D4: The synchronizer primarily affects the following circuit or function:

A. Mixer.
B. Receiver.
C. Modulator.
D. IF Amplifier.

Answer 4

C. Modulator.

Question 5

8-31D5: The output from the synchronizer usually consists of a:

A. Sine wave.
B. Pulse or square wave.
C. Triangle wave.
D. None of the above.

Answer 5

B. Pulse or square wave.

Question 6

8-31D6: The sweep drive is initiated by what circuit?

A. Resolver.
B. Sweep amplifier.
C. Video amplifier.
D. Synchronizer.

Answer 6

D. Synchronizer.