I Tone Squelch Operation - Icom IC-756PRO2 Instruction Manual

5
RECEIVE AND TRANSMIT

I Tone squelch operation

The tone squelch opens only when receiving a signal
containing a matching subaudible tone. You can
silently wait for calls from group members using the
same tone.
q Push [VFO/MEMO] to select VFO mode.
ANT ANT
2.4k 2.4k
BW BW
1
VFO VFO
TX T X
wq.wop.pp
METER METER
Po Po
1
P.AMP P.AMP
1 VFO VFO
ATT ATT
OFF OFF
w Push the desired band key.
e Push [AM/FM] several times to select FM mode.
r Push [TONE] several times until "TSQL" appears
in the function display.
ANT ANT
15k 15k
BW BW
1
VFO VFO
T X TX
wo.yip.pp
METER METER
Po Po
1
P.AMP P.AMP
1 VFO VFO
ATT ATT
OFF OFF
t When the received signal includes a matching
tone, squelch opens and the signal can be heard.
• When the received signal's tone does not match, tone
squelch does not open, however, the S-indicator shows
signal strength.
• To open the squelch manually, push [XFC].
y Operate the transceiver in the normal way.
u To cancel the tone squelch, push [TONE] to clear
"TSQL."
48
qw:pp
0
SFT SFT
U S B U S B FIL2 FIL2
14.100.00 14.100.00 USB USB
USB USB
FIL2 FIL2
qr.wpt.pp
USB USB
1 14.100.00 14.100.00
qw:pp
0
SFT SFT
F M F M
FIL2 FIL2 TSQL TSQL
14.100.00 14.100.00 USB USB
FM FM
FIL2 FIL2 TSQL TSQL
wo.tip.pp
14.100.00 14.100.00 USB USB
1
• Setting the tone squelch tone
The transceiver has 50 tones from 67.0 Hz to
254.1 Hz.
q Select FM mode.
w Push [TONE] for 1 sec. to enter tone set mode.
e Push [(F-2)√] to select the tone squelch tone item.
r Rotate the tuning dial to select the desired tone
squelch frequency.
TONE FREQUENCY TONE FREQUENCY
AGC AGC
FAST FAST
REPEATER TONE REPEATER TONE
VOX VOX
OFF OFF
T-SQL TONE T-SQL TONE
TONE TONE
é è DEF DEF
t Push [EXIT/SET] to exit tone set mode.
Available tone squelch tones
67.0 085.4 107.2 136.5
69.3 088.5 110.9 141.3
71.9 091.5 114.8 146.2
74.4 094.8 118.8 151.4
77.0 097.4 123.0 156.7
79.7 100.0 127.3 159.8
82.5 103.5 131.8 162.2
CONVENIENT
Store tone squelch frequencies and ON/OFF settings
in memory channels for easy recall.
88.5Hz 88.5Hz
88.5Hz 88.5Hz
T-SCAN T-SCAN
(Unit: Hz)
165.5 186.2 210.7 254.1
167.9 189.9 218.1
171.3 192.8 225.7
173.8 196.6 229.1
177.3 199.5 233.6
179.9 203.5 241.8
183.5 206.5 250.3