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Follow on > Block 9 Unit 1,2&3 > Flashcards

Block 9 Unit 1,2&3 Flashcards

1
Q

What is the purpose of the ARC-210 radio

A

Air to air
air to ground
SATCOM

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2
Q

What is the frequency range of the ARC-210 radio

A

30 - 399.975 MHz

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3
Q

Channel spacing of ARC-210

A

25 kHz

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4
Q

A.m. guard frequency of ARC-210

A

121.5 MHz

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5
Q

FM guard frequency of ARC-210

A

243 MHz

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6
Q

This component of the ARC-210 is memory for presets and include SINCGARS Data

A

Receiver/transmitter

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7
Q

This component of the ARC-210 Is the

on and off control has operation Mode selector and frequency Mode selector

A

Remote control unit (RCU)

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8
Q

This component of the ARC-210 Is the Fill port and has antenna selection

A

Switch panel

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9
Q

 This component of the ARC-210 Converts digital data to control data for tuning and electronically tunes LOS antenna

A

Logic converter

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10
Q

 This component of the ARC-210 Has low power and high power

A

RF coaxial switches

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11
Q

This component of the ARC-210 has 100 watt RF power output and two internal modules the amplifier and power supply

A

High power amplifier

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12
Q

 This component of the ARC-210 Enables receive transmit to share common antenna lines

A

Low noise amplifier diplexer

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13
Q

This component of the ARC-210 Requires the logic converter to tune

A

LOS antenna

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14
Q

Upper element of the satcom antenna degrees above horizon

A

> 20°

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15
Q

Lower element of the SATCOM antenna degrees above horizon

A

< 30°

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16
Q

This is known as the precise time is transmitted by operator

A

Time of day TOD

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17
Q

This is the pattern or rate

A

Word of day WOD

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18
Q

How many VHF frequencies in WOD

A

Six

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19
Q

What are the preset channels for WOD

A

15 to 20

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20
Q

This determines which frequency radio begins its hopping

A

Net ID

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21
Q

This is when it receives 2 simultaneous transmission

A

Conference capability

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22
Q

What type of security is when the ARC-210 interfaces with KY-100

A

Crypto security

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23
Q

This is unaffected by anti-jam

A

Guard operation

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24
Q

Civilian guard frequency And military guard frequency

A

121.5 MHz and 243 MHz

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25
Q

This is channel is 22 to 25 and is keyed within 3 seconds of frequencies

A

Scan operation

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26
Q

What is the difference between the frequencies

A

Offset

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27
Q

How many channels are in maritime operation

A

57

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28
Q

This component of the control and display system is a direct connection to the RT

A

RCU

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29
Q

This component of the control and display system has communication with the RT via the 1553B Data Bus

A

CDU

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30
Q

This sends PTT signal to RT to initiate modulation and transmission

A

Interphone

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31
Q

This provides additional satcom modes allowing multiple users to share uplink and downlink frequency simultaneously

A

Demand assignment multiple access DAMA

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32
Q

This converts all intelligence into high data packets

A

DAMA

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33
Q

This is the capability to create networks between multiple aircrafts

A

Datalink systems

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34
Q

This part of the data link systems is for line of sight communication

A

Logic converter

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35
Q

This part of the data link systems is used for beyond line of sight

A

Satcom

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36
Q

These systems encrypt and decrypt communications to safeguard sensitive

A

Crypto graphic systems

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37
Q

This is a satellite base system providing location and a time reference for all systems

A

Global positioning system GPS

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38
Q

This is a transponder system designated to aid an air traffic controller

A

Selective identification feature SIF

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39
Q

This serves as a relay station or repeater for long distance

A

Satellite

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40
Q

This type of satellite has a reflector and the signal is weak

A

Passive

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41
Q

This type of satellite carries a transponder and has stronger signals at the receiving terminal

A

 Active

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42
Q

This is known as the terminal to satellite

A

Uplink

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43
Q

Frequency of uplink

A

290 to 320 MHz

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44
Q

Satellite to terminal

A

Downlink

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45
Q

Frequency of downlink

A

240 to 270 MHz

46
Q

The area that the satellite covers

A

Footprint

47
Q

The degrees rise from earth horizon to satellite

A

Look angle

48
Q

What are the two types of orbits

A

Geostationary and polar

49
Q

What is known as the speed of data or bits per second

A

Bit rate

50
Q

This supports multiple users on a single satellite channel by pre-coordinating the unique frequency each terminal will

A

Frequency division multiple access FDMA

51
Q

This supports multiple users on a single satellite channel by pre-coordinating the time period each user will be given to transmit

A

Time division multiple access TDMA

52
Q

This is known as saving data for one frame than sending out a high-speed burst

A

Buffering

53
Q

This is known as more than one terminal transmitting to satellites at the same time that interfere with each other

A

Satellite contention

54
Q

This is the terminals ability to determine its distance to The satellite

A

Ranging

55
Q

This DAMA frame is 8.96 seconds long and is divided into 1024 equally sized building blocks

A

5 kHz DAMA frame

56
Q

This DAMA frame is 1.3866 seconds long and has a pre-coordinated structure and timing marker

A

25 kHz DAMA frame

57
Q

This component of the satcom is responsible for encryption and converting digital to analog an analog to digital

A

MD-1333A Modem

58
Q

 This component of the satcom Controls the modem and provides crypto load, zeroizing, and configuration controls

A

Remote control unit RCU

59
Q

This provides a source of cooling air for the system

A

Mounting base

60
Q

This insures there is proper communication between devices

A

Handshaking

61
Q

This allows for built in test without interruption to normal operations

A

Off-line

62
Q

This DAMA mode permits dynamic sharing of single or multiple UHF satcom DAMA channels by various users and is ideal for command and control messages

A

5 kHz DAMA mode

63
Q

This DAMA mode allows multiple users to use a single non-regenerative satellite transponder channel

A

25 kHz DAMA mode

64
Q

Where is the encrypted data sent to for processing synthesizing converting digital to analog and then is sent to radio as a Base band signal

A

Modem

65
Q

This is used to determine the frequency hopping pattern

A

Crypto graphic variables

66
Q

This security encrypt and decrypt transmission signals and determines the amount of jitter

A

TSEC

67
Q

This type of security encrypts messages before sending and decrypts messages that are received

A

MSEC

68
Q

This type of synchronization deals with Net time referencing

A

Coarse synchronization

69
Q

This type of synchronization deals with round-trip timing

A

Fine synchronization

70
Q

This timeslot assignment is based on mission and priority

A

Dedicated access

71
Q

This time slot assignment is for aircraft entering and exiting the net work and requires consistent usage

A

Contention access

72
Q

What does IFF & TCAS use to filter out certain frequencies

A

Notch filter

73
Q

What can replace the TACAN

A

MIDS LVT

74
Q

What gathers information to be transferred and received

A

Host computer

75
Q

What sends audio if needed

A

Interphone

76
Q

What uses MSEC to encrypt and decrypt messages

A

Encryption/decryption device

77
Q

What builds timeslot messages, convert digital to audio or audio to digital

A

Data terminal/modem

78
Q

What routes audio to and from selected radios

A

Communication switching unit

79
Q

What modulates And demodulates communications

A

Radios

80
Q

What are the four modes in transmit and receive and what are their functions

A

Mode one uses MSEC/TSEC for total security
Mode two uses MSEC and has no frequency hopping
Mode three is not used or installed
 Mold four has no frequency hopping and has lighter security

81
Q

What configuration has command and control platforms and is used in special mission aircraft

A

JTIDS

82
Q

What are the three major groups in JTIDS

A

DDPG, R/T, HPAG

83
Q

What group of the JTIDS is capable of using the L band

A

Receiver/transmitter

84
Q

What is under the DDPG group of JTIDS

A

Interface unit and digital data processor DDP

85
Q

How many watts does the high power amplifier group create

A

1000 watts

86
Q

What configuration is used on bombers cargo and fighters

A

MIDS

87
Q

What configuration is used on cargo/tankers and on the KC – 135

A

TIGS

88
Q

What component in the TIGS connects installed equipment with the ROBE system

A

Multipurpose interface panel

89
Q

What component of the TIGS has access to data link with up to 4 laptops

A

Multi net hub

90
Q

What are the four cases of the ROBE system

A

Monitor case, Gateway manager case, ARC-210 case, MIDS case

91
Q

What ROBE case is the system control and display

A

Monitor case

92
Q

What ROBE case contains the host computer

A

Gateway manager case

93
Q

What ROBE case contains the ARC-210 and is capable in BLOS

A

ARC–210 case

94
Q

What ROBE case contains the MIDS LVT

A

MIDS case

95
Q

What cannot function as a TACAN R/T

A

MIDS case

96
Q

What operates like a computer network and has multiple terminals connected to the network

A

Datalink system

97
Q

What transfers data over RF networks between DOD and NATO

A

Data link systems

98
Q

What link Netwerk is in which systems in terminals will communicate on

A

Link 16

99
Q

What is used on most aircraft and can replace the TACAN R/T

A

MIDS

100
Q

Frequency range is the L Band

A

9 60–1215 MHz

101
Q

How many links 16 frequencies are there

A

51

102
Q

How many links 16 networks are there

A

127

103
Q

Timing signal sent out by our network participant And let’s all participants know when timeframe begins

A

Net time reference

104
Q

This is the assignment number for participating assets and is a five digital OCTO ID number

A

JU

105
Q

This means it does not require a server

A

Nodeless

106
Q

This is the cryptographic variable that allows for frequency hopping

A

Jam resistance

107
Q

What is the practical range of networks to not result in contention

A

20 to 30

108
Q

How many seconds is each frame

A

12

109
Q

How many timeslots are there

A

512

110
Q

What provides added anti-jamming function

A

Jitter

111
Q

This determines which timeslots it will transmit and receive in

A

Cryptographic variable

112
Q

This is the multiple networks on the same frequency but do not interfere with each other during the difference in frequency hopping pattern

A

Stacked networks

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