5.9
Individual Call
Individual call is a point-to-point call between two TETRA radios.
The available individual calls are:
• Private Call
• Phone Call
• Private Automatic Branch Exchange (PABX) Call
5.9.1
Private Call
Private call, also called point-to-point call, enables communication between two individuals. No other
radio can hear the conversation.
This call type can be carried out in two ways:
Duplex Call
This call type is only allowed in Trunked Mode Operation (TMO). During this call, both parties can
speak at the same time.
Simplex Call
Available in TMO or Direct Mode Operation (DMO). Only one party can speak at a time.
5.9.1.1
Making Private Calls
Procedure:
1 From the home screen, enter a number.
2 If Private is not the first type of call presented, select it by repeatedly pressing Ctype.
3 If the Private Call Hook Customization feature is enabled, press Menu → Hook Method and
select the required hook method for simplex and duplex calls.
4 Press Done.
5 Depending on the mode, perform one of the following actions:
If… Then…
If you are making simplex calls in TMO or
DMO,
a Press and hold the PTT button.
b Wait for the Talk Permit tone before talk-
ing.
c Release the PTT button to listen.
If you are making duplex calls in TMO,
a Press the Send key.
b You hear a ringing tone until the called
party answers the call.
6 To end the call, press the End key.
NOTICE: If you are using the fist microphone or the telephone style handset, replace it
on its clip or holder to end the call.
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Chapter 5: Features
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