4 RECEIVE AND TRANSMIT
■Tone squelch operation
Tone squelch operation is a method of communica- tions using selective calling. Only received signals having a matching tone will open the squelch. Before communicating using tone squelch, all members of your party must agree on the tone squelch frequency to use.
➀Push [MODE] one or more times to select FM mode.
➁Push and hold [DISPLAY] to enter Quick Set mode.
➂Push [MENU] one or more times to select item Q7
TONE SQL.
•[Y]/[Z] or
➃Rotate the main dial to select the desired subaudi- ble tone frequency.
•Available tone frequencies are the same as for repeater tone operation (see previous page).
➄Select M4 and turn the tone squelch function ON.
➥Push
•When tone squelch is turned ON, “TSQL” appears in the display.
➅Communicate in the usual manner.
•Push [PTT] to transmit; release to receive.
Set the tone frequency (quick set mode).
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Q7 | TONE SQL | quencies. | ||||
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S1 3 | 5 7 9 20 40 | 60dB | VFO A |
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PO | 5 | 10 |
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M4 VOX DUP TON
■Tone scan operation
By monitoring a signal that is being transmitted on a repeater input frequency, you can determine the tone frequency necessary to open a repeater.
➀During tone squelch or repeater operation, push and hold [DISPLAY] to enter Quick Set mode.
➁Push [MENU] one or more times to select item Q8
Q8
•[Y]/[Z] or
➂Push [(F-3)SCN] to toggle tone scan operation ON and OFF.
•While scanning tone frequencies are displayed instead of the operating frequency.
•When a matched tone is detected, tone scan automati- cally stops, the matched tone is displayed and the repeater tone (or tone squelch tone) setting is automat- ically adjusted accordingly.
➃Push [DISPLAY] to return to the main menu.
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S1 | 3 | 5 | 7 | 9 | 20 | 40 | 60dB |
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S1 | 3 | 5 | 7 | 9 | 20 | 40 | 60dB | FM |
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