Tone Squelch Operation - Yaesu FT dx 1200 Operating Manual

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You may also use "Tone Squelch" whereby your receiver will be kept silent until an incoming signal modulated with a
matching CTCSS tone is received. The receiver squelch will then open in response to the reception of the required tone.
1. Rotate the Main tuning Dial to the output frequency
(downlink) from the repeater.
2. If CTCSS Tone operation is desired/needed, press
the /// button to select "TONE", then press
the [ SELECT ] button to engage the CTCSS mode.
3. Press the [ SELECT ] button to choose "T.SQL" from
the available choices of
"OFF" à "ENC (Tone Encoder)"
à "T.SQL (Tone Squelch)" à "OFF"
4. Press and hold in the [ SELECT] button to enter the
Menu item "089 TONE FREQ".
5. Rotate the [ VFO-B/CLAR ] knob or press the /
button to select the desired CTCSS Tone to be used.
Fifty standard CTCSS tones are provided (see the
CTCSS Tone Chart).
6. Press the [ SELECT ] button to exit from the CTCSS
Tone setup mode.
7. A "d" notation on the "1 Hz" frequency digit in
the display will indicate that the Tone Decoder is
engaged. A "t" notation on the "1 Hz" frequency
digit while transmitting will indicate that the Tone
Squelch is engaged.
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[ SELECT ] Button
[ MOX ] Button [ MENU ] Button
Tone Decoder is engaged
Tone Squelch is engaged
FT 1200 O
DX
[ VFO-B/CLAR ] Knob
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