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
2
Q
What is the frequency range of the ARC-210 radio
A
30 - 399.975 MHz
3
Q
Channel spacing of ARC-210
A
25 kHz
4
Q
A.m. guard frequency of ARC-210
A
121.5 MHz
5
Q
FM guard frequency of ARC-210
A
243 MHz
6
Q
This component of the ARC-210 is memory for presets and include SINCGARS Data
A
Receiver/transmitter
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)
8
Q
This component of the ARC-210 Is the Fill port and has antenna selection
A
Switch panel
9
Q
 This component of the ARC-210 Converts digital data to control data for tuning and electronically tunes LOS antenna
A
Logic converter
10
Q
 This component of the ARC-210 Has low power and high power
A
RF coaxial switches
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
12
Q
 This component of the ARC-210 Enables receive transmit to share common antenna lines
A
Low noise amplifier diplexer
13
Q
This component of the ARC-210 Requires the logic converter to tune
A
LOS antenna
14
Q
Upper element of the satcom antenna degrees above horizon
A
> 20°
15
Q
Lower element of the SATCOM antenna degrees above horizon
A
< 30°
16
Q
This is known as the precise time is transmitted by operator
A
Time of day TOD
17
Q
This is the pattern or rate
A
Word of day WOD
18
Q
How many VHF frequencies in WOD
A
Six
19
Q
What are the preset channels for WOD
A
15 to 20
20
Q
This determines which frequency radio begins its hopping
A
Net ID
21
Q
This is when it receives 2 simultaneous transmission
A
Conference capability
22
Q
What type of security is when the ARC-210 interfaces with KY-100
A
Crypto security
23
Q
This is unaffected by anti-jam
A
Guard operation
24
Q
Civilian guard frequency And military guard frequency
A
121.5 MHz and 243 MHz
25
This is channel is 22 to 25 and is keyed within 3 seconds of frequencies
Scan operation
26
What is the difference between the frequencies
Offset
27
How many channels are in maritime operation
57
28
This component of the control and display system is a direct connection to the RT
RCU
29
This component of the control and display system has communication with the RT via the 1553B Data Bus
CDU
30
This sends PTT signal to RT to initiate modulation and transmission
Interphone
31
This provides additional satcom modes allowing multiple users to share uplink and downlink frequency simultaneously
Demand assignment multiple access DAMA
32
This converts all intelligence into high data packets
DAMA
33
This is the capability to create networks between multiple aircrafts
Datalink systems
34
This part of the data link systems is for line of sight communication
Logic converter
35
This part of the data link systems is used for beyond line of sight
Satcom
36
These systems encrypt and decrypt communications to safeguard sensitive
Crypto graphic systems
37
This is a satellite base system providing location and a time reference for all systems
Global positioning system GPS
38
This is a transponder system designated to aid an air traffic controller
Selective identification feature SIF
39
This serves as a relay station or repeater for long distance
Satellite
40
This type of satellite has a reflector and the signal is weak
Passive
41
This type of satellite carries a transponder and has stronger signals at the receiving terminal
 Active
42
This is known as the terminal to satellite
Uplink
43
Frequency of uplink
290 to 320 MHz
44
Satellite to terminal
Downlink
45
Frequency of downlink
240 to 270 MHz
46
The area that the satellite covers
Footprint
47
The degrees rise from earth horizon to satellite
Look angle
48
What are the two types of orbits
Geostationary and polar
49
What is known as the speed of data or bits per second
Bit rate
50
This supports multiple users on a single satellite channel by pre-coordinating the unique frequency each terminal will
Frequency division multiple access FDMA
51
This supports multiple users on a single satellite channel by pre-coordinating the time period each user will be given to transmit
Time division multiple access TDMA
52
This is known as saving data for one frame than sending out a high-speed burst
Buffering
53
This is known as more than one terminal transmitting to satellites at the same time that interfere with each other
Satellite contention
54
This is the terminals ability to determine its distance to The satellite
Ranging
55
This DAMA frame is 8.96 seconds long and is divided into 1024 equally sized building blocks
5 kHz DAMA frame
56
This DAMA frame is 1.3866 seconds long and has a pre-coordinated structure and timing marker
25 kHz DAMA frame
57
This component of the satcom is responsible for encryption and converting digital to analog an analog to digital
MD-1333A Modem
58
 This component of the satcom Controls the modem and provides crypto load, zeroizing, and configuration controls
Remote control unit RCU
59
This provides a source of cooling air for the system
Mounting base
60
This insures there is proper communication between devices
Handshaking
61
This allows for built in test without interruption to normal operations
Off-line
62
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
5 kHz DAMA mode
63
This DAMA mode allows multiple users to use a single non-regenerative satellite transponder channel
25 kHz DAMA mode
64
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
Modem
65
This is used to determine the frequency hopping pattern
Crypto graphic variables
66
This security encrypt and decrypt transmission signals and determines the amount of jitter
TSEC
67
This type of security encrypts messages before sending and decrypts messages that are received
MSEC
68
This type of synchronization deals with Net time referencing
Coarse synchronization
69
This type of synchronization deals with round-trip timing
Fine synchronization
70
This timeslot assignment is based on mission and priority
Dedicated access
71
This time slot assignment is for aircraft entering and exiting the net work and requires consistent usage
Contention access
72
What does IFF & TCAS use to filter out certain frequencies
Notch filter
73
What can replace the TACAN
MIDS LVT
74
What gathers information to be transferred and received
Host computer
75
What sends audio if needed
Interphone
76
What uses MSEC to encrypt and decrypt messages
Encryption/decryption device
77
What builds timeslot messages, convert digital to audio or audio to digital
Data terminal/modem
78
What routes audio to and from selected radios
Communication switching unit
79
What modulates And demodulates communications
Radios
80
What are the four modes in transmit and receive and what are their functions
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
What configuration has command and control platforms and is used in special mission aircraft
JTIDS
82
What are the three major groups in JTIDS
DDPG, R/T, HPAG
83
What group of the JTIDS is capable of using the L band
Receiver/transmitter
84
What is under the DDPG group of JTIDS
Interface unit and digital data processor DDP
85
How many watts does the high power amplifier group create
1000 watts
86
What configuration is used on bombers cargo and fighters
MIDS
87
What configuration is used on cargo/tankers and on the KC – 135
TIGS
88
What component in the TIGS connects installed equipment with the ROBE system
Multipurpose interface panel
89
What component of the TIGS has access to data link with up to 4 laptops
Multi net hub
90
What are the four cases of the ROBE system
Monitor case, Gateway manager case, ARC-210 case, MIDS case
91
What ROBE case is the system control and display
Monitor case
92
What ROBE case contains the host computer
Gateway manager case
93
What ROBE case contains the ARC-210 and is capable in BLOS
ARC–210 case
94
What ROBE case contains the MIDS LVT
MIDS case
95
What cannot function as a TACAN R/T
MIDS case
96
What operates like a computer network and has multiple terminals connected to the network
Datalink system
97
What transfers data over RF networks between DOD and NATO
Data link systems
98
What link Netwerk is in which systems in terminals will communicate on
Link 16
99
What is used on most aircraft and can replace the TACAN R/T
MIDS
100
Frequency range is the L Band
9 60–1215 MHz
101
How many links 16 frequencies are there
51
102
How many links 16 networks are there
127
103
Timing signal sent out by our network participant And let’s all participants know when timeframe begins
Net time reference
104
This is the assignment number for participating assets and is a five digital OCTO ID number
JU
105
This means it does not require a server
Nodeless
106
This is the cryptographic variable that allows for frequency hopping
Jam resistance
107
What is the practical range of networks to not result in contention
20 to 30
108
How many seconds is each frame
12
109
How many timeslots are there
512
110
What provides added anti-jamming function
Jitter
111
This determines which timeslots it will transmit and receive in
Cryptographic variable
112
This is the multiple networks on the same frequency but do not interfere with each other during the difference in frequency hopping pattern
Stacked networks
