Yaesu FT dx 1200 Operating Manual

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Page 92FT D X 1200 O PERA T ING M ANUALfm moDe operationtone Squelch operAtionYou may also use “Tone Squelch” whereby your receiver will be kept silent until an incoming signal modulated with amatching 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, pressthe /// button to select “TONE”, then pressthe [SELECT] button to engage the CTCSS mode.3. Press the [SELECT] button to choose “T.SQL” fromthe 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 theMenu 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 theCTCSS Tone Chart).6. Press the [SELECT] button to exit from the CTCSSTone setup mode.7. A “d” notation on the “1 Hz” frequency digit inthe display will indicate that the Tone Decoder isengaged. A “t” notation on the “1 Hz” frequencydigit while transmitting will indicate that the ToneSquelch is engaged.[VFO-B/CLAR] Knob[MENU] Button[MOX] Button[SELECT] ButtonTone Decoder is engagedTone Squelch is engaged