Справочник Пользователя для ICOM 289300
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Call procedure
When your system employs tone signalling (excluding
CTCSS and DTCS), this call procedure may be necessary
prior to voice transmission. The tone signalling employed
may be a selective calling system which allows you to call
specific station(s) only and prevent unwanted stations from
contacting you.
CTCSS and DTCS), this call procedure may be necessary
prior to voice transmission. The tone signalling employed
may be a selective calling system which allows you to call
specific station(s) only and prevent unwanted stations from
contacting you.
q
Select the desired TX code channel or 2/5-tone code
according to your System Operator’s instructions.
• This may not be necessary depending on programming.
• Refer to pages 14 or 15 for selection.
• Refer to pages 14 or 15 for selection.
w
Push [Call] (assigned to one of the dealer programmable
keys)
e
After transmitting, the remainder of your communication
can be carried out in the normal fashion.
Selective calling
Non-selective calling
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Receiving and transmitting
NOTE: Transmitting without an antenna may damage the
transceiver. See (p. 1) for accessory attachments.
transceiver. See (p. 1) for accessory attachments.
Receiving:
q
q
Rotate [VOL] to turn the power ON.
w
Push [CH Up] or [CH Down], or rotate [ROTARY SELEC-
TOR]* to select the conventional system channel, in se-
quence.
quence.
*Depending on the pre-setting.
e
When receiving a call, adjust the audio output level to a
comfortable listening level.
Transmitting:
Wait for the channel to become clear to avoid interference.
q
Wait for the channel to become clear to avoid interference.
q
While pushing and holding [PTT], speak into the micro-
phone at a normal voice level.
• When a tone signalling system is used, the call procedure de-
scribed at the previous page may be necessary.
w
Release [PTT] to return to receive.
IMPORTANT: To maximize the audio quality of your signal;
1. Pause briefly after pushing [PTT].
2. Hold the microphone 5 to 10 cm (2 to 4 inches) from
2. Hold the microphone 5 to 10 cm (2 to 4 inches) from
your mouth, then speak into the microphone at a nor-
mal voice level.
mal voice level.
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BASIC OPERATION
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