Cdc 2A354B

Front 1

When a single antenna is used to transmit or receive, how is damage to the receiver avoided?

Back 1

Multipactor

Front 2

What 2 types of signals are primarily transmitted by the APG-63 radar?

Back 2

HPRF and MPRF

Front 3

Radar returns yield what type of information about a target?

Back 3

presence,direction,range and velocity

Front 4

How is range to the target calculated?

Back 4

by measuring time between transmission and reception of a pulse

Front 5

If the target has a lower frequency return rate, is the target getting closer or further away?

Back 5

further away

Front 6

List major LRU's of APG-63 set.

Back 6

Radar C/P(541), power supply(610), RF oscillator(001), transmitter(011), receiver (022), analog processor(039), data processor(081), programmable signal processor(042), antenna(031)

Front 7

Which LRU generates basic RF op. freq. for radar set?

Back 7

RF oscillator (011)

Front 8

Which LRU amplifies low power RF (GTWT drive) from the RFO?

Back 8

transmitter (011)

Front 9

Receiver amplifies RF returns, converts them to 30MHz IF signals, amplifies them again, and send them to which radar component?

Back 9

Analog Processor (039)

Front 10

What type of commands does the data processor (081) send to the power supply (610)?

Back 10

antenna positioning commands

Front 11

What does the programmable signal processor provide?

Back 11

target detection,filtering,range measurement, target parameter, clutter cancelling, IFF correlation

Front 12

Explain the purpose of the Flood Horn.

Back 12

tracking ability for gun, 081 can provide backup for AIM-7 guidance

Front 13

Which LRU receives digital data from CC and radar set, analog/discrete from radar set, and a composite video signal from PACS?

Back 13

PSDP

Front 14

During transmitting function, which component sends the frequency selection to the RFO?

Back 14

data processor (081)

Front 15

During trans. function, how does the RFO send the GTWT drive signal and to which component?

Back 15

through a waveguide to a transmitter

Front 16

How does the APG-63 radar set filter out ground clutter?

Back 16

guard horn

Front 17

The receiving function of the APG-63 is divided into what 2 categories?

Back 17

search & track

Front 18

Which component is the only LRU involved in the data processing function?

Back 18

data processor (081)

Front 19

Which LRU is the only radar component required liquid cooling?

Back 19

transmitter (011)

Front 20

List the five assumptions the radar BIT makes.

Back 20

single fault concept, maintenance done as indicated, replacement LRU is serviceable, operator actions correct, external interfaces are correct

Front 21

When running an operate IBIT on the ground, what should be displayed in the BIT window?

Back 21

G TEST

Front 22

During which BIT are the faults detected by the radar displayed?

Back 22

Standby IBIT

Front 23

What is the purpose of the indicator group?

Back 23

display system made up of PSDP and MICP, converts analog/digital input for displays

Front 24

Explain HPRF ops. of the APG-63 radar set?

Back 24

provides max detection against nose targeted aspects in long range detection and tracking capability. Poor detection against tail aspect targets

Front 25

What detection ranges are available during only MPRF operation?

Back 25

10-80 nmi

Front 26

If the pilot wants to continue searching for other targets while tracking another target, he can accomplish this by using which mode group?

Back 26

Track while scan

Front 27

What is the primary A/A search mode and is used for detecting and acquisition of both closing and opening rate airborne targets?

Back 27

Long range search

Front 28

What is acquisition and how can a pilot acquire a target?

Back 28

picking out targets, manually and automatically

Front 29

During manual acquisition, what control is used to move the acquisition symbol around the radar display?

Back 29

TDC on right throttle grip