Maas AHT-9-UV, Руководство пользователя

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Function 2: TONE Search Scanning
In operating situations where you don’t know the CTCSS/DCS tone being used by
another station or stations, you can command the radio to listen to the incoming signal
and scan in search of the tone being used.
Enter Menu 31
st
/32
nd
to start CTCSS/DCS searching.
If the Tone scan feature does not detect a tone or code, it will continue to scan
indefinitely. When this happens, it may be that the other station is not sending any tone.
You can press
PTT key to halt the scan at any time.
You also can press MONI key during Tone scanning to listen to the (muted) signal from
the other station. When you release the MONI key, Tone scanning will resume.
Tone Scanning works either in the VFO or MR modes.
Function 3: TONE Calling (1750Hz)
If the repeaters in your country require a 1750Hz burst tone for access (typically in
Europe), you can press and hold
CALL key for 2s and transmitter will automatically be
activated, and a 1750Hz audio tone will be superimposed on the carrier. Once access
to the repeater has been gained, you may release
CALL and use PTT key for activating
the transmitter.
22) VFO Step setting (STEP---MENU 29)
Functions: setting of the synthesizer steps
Enter Menu 29
th
to set VFO step.
Available Values: 5/6.25/10/12.5/25/50/100 kHz
38
DCS CODE
023
025
026
031
032
036
043
047
050
051
053
054
065
071
072
073
074
114
115
116
122
125
131
132
134
143
145
152
155
156
162
165
172
174
205
212
223
225
226
243
244
245
246
251
252
255
261
263
265
266
271
274
306
311
315
325
331
332
343
346
351
356
364
365
371
411
412
413
423
431
432
445
446
452
454
455
462
464
465
466
503
506
516
523
526
532
546
565
606
612
624
627
631
632
645
654
662
664
703
712
723
731
732
734
743
754
-
-
-
-
-
-