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SFC > Airwave > Flashcards

Airwave Flashcards

1
Q

What type of call is a P2P call

A

Individual cal over the network from 1 person to another over the airwave network

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2
Q

What is a ISSI?

A

Individual short subscriber identifier linked to TEI (TET?)

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3
Q

When do you use DMO and what does it stand for?

A

Line of Sight (4km planned; 200m - 300m reality) IE: in areas of no coverage
Direct mode operation

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4
Q

Two places to find the ISSI?

And what does it stand for?

A
  • on the screen top left of the idle screen
  • hold 0 or select help from settings

Individual short subscriber identifier

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5
Q

Talk group on a scan

A

2 to 10 (S; M; H)

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6
Q

How do you send a short data message (text)?

A

Write text, save it then select and send it

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7
Q

What is the mode and name two features of it?

Megaphone with a line through it

A

Covert mode

Backlight off
Speaker off
Large font
LED off
Increased mic sensitivity
Disable alerts
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8
Q

Icon for a repeater?

A

V
—>|—>
Arrow radio tower arrow

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9
Q

How do you dial a number?

A

Type the number
Select the old style phome icon by pressing down
Press the green phone button

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10
Q

What is the level of protective marking for a message you send in direct mode of operation?

A

Unclassified or Restricted depending on talk group

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11
Q

What must you do when you enter a place where mobile phones or radio use is prohibited?

A

Turn of or select TX inhibit if allowed

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12
Q

Why should the terminal be turned off, before removing the battery?

A

To avoid loosing settings or activating the soft tamper error

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13
Q

What is the function of the soft keys?

A

Short cuts to the radio and settings

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14
Q

What does the following letters indicate on the start up screen?

#!@(T)
#!@(T2)
A

Out going PSTN only

PSTN access

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15
Q

What does this symbols indicate?

Old type phone

A

Unclassified PSTN network

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16
Q

What is the maximum protection for an E2E call with a shield icon?

A

Confidential

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17
Q

What is the airwave interface call classification?

A

Restricted

18
Q

What is the battery life of the extended battery and the standard battery?

A

12 hours extended

8 hours standard

19
Q

What does TETRA stand for?

A

Terrestrial trunked radio

20
Q

What does this symbol indicate?

Padlock top right

A

Non secure

21
Q

What does this symbol indicate?

Radio with a Globe top right

A

Network gateway

22
Q

What soft key locks and what appears on screen?

A

(*) and a upside down key

23
Q

What does DMO stand for?

A

Direct mode of operation

24
Q

Icon for gateway?

A

Base station face with a globe

25
Q

If you loose a handset what should you do?

A

Search for a hour
Inform commander
Inform USO

26
Q

What does TEI stand for?

A

Tetra equipment identifier

27
Q

What does LAT stand for?

A

Land airwave team

28
Q

What does TMO stand for?

A

Trunked mode operation

29
Q

Explain call hang time?

A

The 2.5 seconds after the PTT is released before the radio clears down the call, given other users in the talk group a chance to respond

30
Q

What are the LED indicators?

A 
Solid green - receiving
Red - transmitting / faulty battery if connected to charging unit
Flashing red - battery low
Orange - charging 
Flashing Orange - is a p2p call
31
Q

What does a E mean at the end of a group name or channel name?

A

Encrypted

32
Q

What is the protective marking for E?

A

(E)ncrypted = Restricted

A shield = confidential

33
Q

In a scan group, what is the selected group?

A

Group the radio will monitor primarily

34
Q

Prior to activating DMO gateway mode, what should a user check?

A

Both DMO and TMO channels are set to correct channel

35
Q

If another gateway is detected what happens to the terminal?

A

Gateway monitor function will not allow you to use the DMO talk group already in use

36
Q

True or false, TETRA stands for trunked terrestrial radio?

A

False, it’s terrestrial trunked radio

37
Q

On the handset what does the soft key number 9 do?

A

Alternates between DMO and TMO

38
Q

Name the 2 version?

A

SRH3500

SRH3900

39
Q

What antenna do we use?

A

Extended compressed helical

40
Q

Three different locations it is used?

A

National, regional, unit

41
Q

Name the 4 user level checks?

A

Daily
End of work
In use daily checks
Pre and post move checks

SFC (14 decks)

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