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1
Q

Which operator directs approach and landing patterns ensuring aircraft are at a safe distance from each other? (5 mile radius)

A

Local Controller

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2
Q

Which operator uses radar displays to coordinate arrival and departure sequencing with the local controller?

A

Coordinator

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3
Q

Who is ultimately responsible for tower operations?

A

Watch Supervisor

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4
Q

How is AF sent to the tower?

A

Landlines

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5
Q

When transmitting, a radio processor switches what voltage to the line? (PTT)

A

26VDC

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6
Q

what is the thin metal plate in a carbon mic called?

A

diaphram

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7
Q

cell phones, computers, and hands-free devices have what kind of mic?

A

electret mic

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8
Q

What are the 3 main parts of a telephone?

A

speaker, mic, and hook switch

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9
Q

A typical ring signal is what voltage and frequency?

A

93VAC @20Hz

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10
Q

What allows you to make phone calls over the internet?

A

VoIP

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11
Q

PBX circuits are used as what?

A

dial lines

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12
Q

SS/SS-4 lines utilize what kind of signaling?

A

Frequency Shift Key

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13
Q

For loop start, what voltage does the ASU supply to one side of the line?

A

-48VDC

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14
Q

A telecommunication devices, the sampling rate will be

A

8000 times per second

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15
Q

A telecommunication CODEC will output a lan ____ digital signal word for each time it samples the input audio signal

A

8-bit

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16
Q

What is the highest frequency we should expect a telecommunications CODEC to convert into digital audio and then back again?

A

6.4kHz

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17
Q

All data for all channels will be placed on the digital audio bus every

A

125uS

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18
Q

By combining 32 digital channels onto a single ST bus, the resulting data stream will be

A

2,048,000 mbits/sec

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19
Q

Which bus type protocol is referred to as CEPT-1?

A

E1

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20
Q

operating voltage

A

27.5VDC

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21
Q

MAINS Voltage

A

240VDC

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22
Q

Back up battery voltage

A

26VDC

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23
Q

Load Voltage Cutoff (Threshold)

A

21.8VDC

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24
Q

Over voltage lockout

A

30VDC

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25
Q

If a fuse blows, the indicator adjacent to the fuse _____ and an alarm sounds

A

extinguishes

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26
Q

Operator and radio lines connect to the central rack equipment at ______________ panels.

A

distribution

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27
Q

Telephone conferencers serve up to ______ telephone lines.

A

30

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28
Q

What does the Configuration Control Group consist of?

A 
Alarm unit
High speed serial interface
SCTs
Gateway/SCT computer
Remote SCT
Router
Nport
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29
Q

An operator position consists of what five (5) modules?

A 
Speaker
POTs module
Jackbox
PIP/Card File
TED
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30
Q

What are the 3 types of system busses in the ETVS

A

control data bus
voice data bus
cluster bus

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31
Q

What happens if one Control Data Bus fails?

A

The backup will take its place

32
Q

What is the maximum number of voice channels are in the ETVS?

A

480

33
Q

What links the I/O ports of all of the TMU/CMU in the central rack?

A

Cluster Bus

34
Q

When the self check fails in all 3 loopbacks what is wrong?

A

PIP

35
Q

What uplink is reserved for Radio Processor and OP Processor?

A

Uplink 1

36
Q

In the ____, a crosspoint switch places voice data into the correct time slot on up-link 1

A

Operator Processor (transmit)

37
Q

the _____ unit multiplexes the voice data onto the voice data bus

A

tmu/cmu

38
Q

in the _____, digitized signals are summed by a Digital Signal Processor and passed to a cross-point switch

A

confrencer

39
Q

The ____ provides digital summation/confrencing of selected audio time slots

A

Operator Processor (receive)

40
Q

Multiplexing, conferencing, and interfacing functional groups are installed in which card cage?

A

5U

41
Q

Which Card cage houses the ring generator and the telephone cards

A

4U

42
Q

how many card cages can be installed in a central rack

A

32 (divided into 0-15 and 16-31)

43
Q

what performs the same tasks on telephone interfaces except they do not have access to the control data bus?

A

microcontrollers

44
Q

What manages card audio switching, messaging, status and diagnostic operations on all processor/conference?

A

microprocessors

45
Q

EEPROM vs EPROM

A

EEPROM Map Date

EPROM Firmware

46
Q

Process of determining which discrete level correctly represents the amplitude of the input signal is what?

A

Quantization

47
Q

the position generates dual tone multiple frequencies used for touch tone calls

A

DTMF (Dual tone multiple frequencies)

48
Q

Talk-battery
Loop back What voltage?
Loop

A

-48VDC

49
Q

This person communicates with aircraft and vehicles on the flight line

A

Ground Controller

50
Q

This person monitors flying squadron operations and activities

A

supervisor of flying

51
Q

Who communicates with external agencies that support the ATC Mission?

A

Flight Data

52
Q

What are the three parts of the supervisor postion?

and what do they do?

A 
Operator Processor (Supervisory Record)
-distributes digital audio to up to 2 positions
Supervisor Record Interface
-converts digital to analog
Supervisory Recorder
-tape deck
53
Q

Which button terminates Intercom and Telephone calls

A

Release button

54
Q

Where can you find key attributes in the TO?

A

Table 3-2

55
Q

Position status may be checked remotely via the _____

A

SCT

56
Q

To route a single radio frequency between headset and loudspeaker, what key should you press?

A

Frequency Button

57
Q

In the transmit path, microphone audio is digitalized by a CODEC and sent to the ________ over the ISDN link.

A

Operator Processor

58
Q

Where is the digitized signal is decoded to an analog signal, conditioned, and output to a radio transmitter

A

Radio Processor

59
Q

Where is the SS1/4 Telephone Device Type table in the TO?

A

Page 5-47

60
Q

What does DALR stand for?

A

Digital Audio Legal Recorder

61
Q

In the DALR1 the logger and NICE Inform Server are the same physical platform (NCF III); Whereas in the DALR2 the Logger and NICE Inform Server are seperate platforms?

A

DALR1 1 unit

DALR2 Separated into 2 units

62
Q

What does the GPS Time Source do?

A

Provides an accurate time reference for the network

63
Q

What provides access to the NICE Inform application suite?

A

Workstation

64
Q

Which program is the application server and access hub of the system

A

The NICE Inform app

65
Q

The NICE Inform app has what 3 main user software components

A

Monitor
Reconstruction
Organizer

66
Q

(NICE Inform) What is the Monitor function?

A

Provides near real-time monitoring of audio on multiple channels.

67
Q

(NICE Inform) What is the Organizer function?

A

it lets you manage collections of recordings and files

68
Q

(NICE Inform) What is the Reconstruction function?

A

this is the playback tool in NICE format

69
Q

(NICE Inform) What program monitors the alarms?

A

Castle Rock SNMP alarm monitoring program

70
Q

Which contains a fully comprehensive guide to all available features?

A

Appendix A

71
Q

When an event trap is received by the SNMP application, the message is read and the description is displayed in what tab?

A

Current

72
Q

What does the status bar show?

A

Selected Functions

73
Q

What does the status box show?

A

a fault in the system

74
Q

Where in the TO can you find specific TED button functions

A

TO Table 3-1

75
Q

What does the Operator Processor (supervisory record) do?

A

Distributes digital audio to uo to 2 positions

76
Q

What does the Supervisor Record Interface do?

A

Converts digital to analog

77
Q

What does the Supervisory Recorder do?

A

Records the analog audio to a tape deck

ETVS (1 decks)

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