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30
D
Tone squelch and DTCS squelch
The tone squelch or DTCS squelch opens when a sig-
nal with the same pre-programmed subaudible tone or
DTCS code is received.
D
Setting tone frequency or DTCS code
q
Push
[FUNC](
M
)
, and then push
[SET](8)
to enter the
Set mode.
w
Push
[
Y
]
or
[
Z
]
to select the tone frequency item
(Ct) or the DTCS code item (dt).
•
“ ” blinks when selecting the CTCSS tone item, and “
D
”
blinks when selecting the DTCS code item.
e
Rotate
[VOL]
to set the desired tone frequency, or
DTCS code.
r
Push
[# ENT]
to exit the Set mode.
D
Setting DTCS polarity
For DTCS operation, the polarity setting is also confi gu-
rable, as well as the code setting. If the polarity is differ-
ent, the DTCS squelch never opens, even when receiv-
ing a signal that includes a matching DTCS code.
q
Push
[FUNC](
M
)
, and then push
[SET](8)
to enter the
Set mode.
w
Push
[
Y
]
or
[
Z
]
to select the DTCS polarity item
(dtP).
e
Rotate
[VOL]
to select the desired polarity.
•
“dtP.nn”
:
Normal
• “dtP.nR”
: Normal for TX, reverse for RX
• “dtP.Rn”
: Reverse for TX, normal for RX
•
“dtP.RR”
:
Reverse
r
Push
[# ENT]
to exit the Set mode.
■
Tone/DTCS squelch
DTCS code setting (023 is selected.)
CTCSS tone setting (88.5 Hz is selected.)
• The “CTCSS tone” item in the Set mode
• The “DTCS code” item in the Set mode
67.0
69.3
71.9
74.4
77.0
79.7
82.5
85.4
88.5
91.5
94.8
97.4
100.0
103.5
107.2
110.9
114.8
118.8
123.0
127.3
131.8
136.5
141.3
146.2
151.4
156.7
162.2
167.9
173.8
179.9
186.2
192.8
203.5
210.7
218.1
225.7
233.6
241.8
250.3
• Recommended CTCSS tones
(unit: Hz)
• Recommended DTCS code
023
025
026
031
032
043
047
051
054
065
071
072
073
074
114
115
116
125
131
132
134
143
152
155
156
162
165
172
174
205
223
226
243
244
245
251
261
263
265
271
306
311
315
331
343
346
351
364
365
371
411
412
413
423
431
432
445
464
465
466
503
506
516
532
546
565
606
612
624
627
631
632
654
662
664
703
712
723
731
732
734
743
754
TX and RX: Normal polarity
TX: Normal, RX: Reverse
TX: Reverse, RX: Normal
TX and RX: Reverse polarity
• The “DTCS polarity” item in the Set mode
TONE SQUELCH AND POCKET BEEP
8