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Flashcards in Airwave Deck (48):
0

Tetra

Terrestrial trunked radio

1

PM for messages in DMO

Unclassified
Restricted
Dependant on talk group

2

What should you do when you enter a place where mobiles are prohibited

Turn off
Select TX inhibit

3

P2P

Call from 1 to another over the AW network

4

If lost terminal

30min search
Contact service desk
Complete loss report

5

ISSI

Individual short subscriber identity number

6

TEI

Terminal equipment identifier

7

What's the ISSI linked to

TEI

8

Why turn off before removing the battery

To avoid loosing settings
E2E drops its fill if battery is removed power on

9

When DMO used

In areas of no airwaves coverage

10

Where is the ISSI

Top left screen
Under battery

11

DMO range

4k

12

Red led

TX
Flashing - low battery

13

Green led

RX
Fully charged

14

Orange led

Flashing - P2P call
Solid - charging

15

SDS

Short data service

16

Which soft key would you use to swap between TMO/DMO

9

17

Speaker with cross through it

Covert mode

18

PSTN

Public switch telephone network

19

Model called

Sepura SRH3900

20

Padlock in screen

Unencrypted

21

Gateway symbol

Globe
Repeater

22

Repeater symbol

Repeater

23

Where would you RX a message

Inbox

24

TMO

Make a group call over the network

25

Batter life

8hrs slim
12hrs enhanced

26

Antenna we use

Blue spot helical

27

Function of soft keys

Short cuts

28

Min and max number of talk groups required for a scan group

2
10

29

ACCSEC

Accountable and secure item

30

Name of a base station

DMO Repeater
SRG 350

31

Symbol for new message RXd

Envelope with 3 dots either side

32

Key in screen

Key pad locked

33

Hang time

The time after the PTT is released before the radio clears down the call, giving other users a chance to respond

34

I'm a scan group what is the selected group

The group the radio will monitor primarily

35

What's a DMO TMO gateway

Red Retrans

36

DMO repeater

Talk through/black retrans

37

How far from a metal road will the tetra network have coverage in the UK

10m

38

Soft tamper

If the radio thinks someone is trying to tamper with the device it will zeroise and turn off forever

39

Interoperable with who

Blue light service

40

Airwaves network approved to

Restricted

41

Type of encryption

E2E

42

Soft keys

1- small/large font
2- tel no
3- SDS message inbox
4- configure wide band
5- invert display
6- not used
7- TX inhibit
8- not used
9- DMO/TMO
0- ISSI/help screen
*- lock screen

43

Stored terminal hold

20 days back up power

44

Shield

Occurs whilst dialling when on E2E talk group

45

"E"

Encryption

46

How to change talk group

Mode
<>

47

Version types

No T no PSTN
T PSTN rx only
T2 TX/rx on PSTN