Repeater And Duplex Operations; I Repeater Operation - Icom IC-91A Instruction Manual

REPEATER AND DUPLEX OPERATIONS

I Repeater operation

When using a repeater, the transmit frequency is shifted from
the receive frequency by the offset frequency.
venient to program repeater information into memory chan-
nels.
(p. 66)
Repeater
144.700 MHz
145.300 MHz
Station A
q Set the receive frequency
w Set the shift direction of the transmit frequency.
+DUP; see p. 31 for details.)
• When the auto repeater function is in use (U.S.A. and Korean
versions only), this selection and step e are not necessary.
(p. 32)
"–DUP"or "+DUP" appears.
-DUP -DUP TONE TONE
FM FM
145300
A
It is con-
(p. 97)
Uplink
144.700 MHz
(transmitting freq.)
Downlink
(receiving freq.)
145.300 MHz
Station B
.
(repeater output frequency)
(–DUP or
e Push and hold [7/DSQ/TONE] for
1 sec. to activate the subaudible
tone encoder, according to re-
peater requirements.
• "TONE" appears.
Refer to p. 113 for tone frequency
settings.
r Push and hold [PTT] to transmit.
• The displayed frequency automati-
cally changes to the transmit frequency (repeater input fre-
quency).
• If "OFF" appears, check the offset frequency or shift direction.
(p. 30)
While receiving
-DUP TONE
FM
145 300
A
P SKIP
t Release [PTT] to receive.
y Push and hold [SQL] to check whether the other station's
transmit signal can be directly received or not.
U.S.A. and Korean versions:
Auto repeater function uses the settings of the repeater
tone frequency and offset frequency.
6
1
2
3
4
5
6
7
8
9
While transmitting
10
11
-DUP TONE
FM
144700
A
12
P SKIP
13
14
15
16
17
18
19
29