Tone Squelch/Dcs Operation - Yaesu FT-450D Operation Manual

FM M
ODE
You may also use "Tone Squelch" whereby your receiver will be kept silent until an incoming signal bearing a
matching CTCSS tone is received. Your receiver's squelch will then open in response to the reception of the
required tone.
1. Press and hold the [ F ] button for one second to
enter the Menu mode again. The "
will appear on the display.
2. Rotate the [ DSP/SEL ] knob to select menu item
"SQL TYP".
3. Press the [ DSP/SEL ] knob to enable adjustment of
this menu item. The "
4. Rotate the [ DSP/SEL ] knob to select the "ENC
DEC".
5. Press the [ DSP/SEL ] knob. The "
turns to appear continuously.
6. Rotate the [ DSP/SEL ] knob to select menu item
"TONE F", then press the [ DSP/SEL ] knob to en-
able adjustment of this menu item.
7. Rotate the [ DSP/SEL ] knob to select the desired
CTCSS tone to be used. A total of 50 standard
CTCSS tones are provided.
8. Press the [ DSP/SEL ] knob. The "
turns to appear continuously.
9. Press and hold the [ F ] button for one second to save
the new setting and return to normal operation.
When Tone Squelch is activated, the "
appears in the display.
CTCSS T
67.0 69.3 71.9 74.4
88.5 91.5 94.8 97.4 100.0 103.5 107.2
114.8 118.8 123.0 127.3 131.8 136.5 141.3 146.2
151.4 156.7 159.8 162.2 165.5 167.9 171.3 173.8
177.3 179.9 183.5 186.2 189.9 192.8 196.6 199.5
203.5 206.5 210.7 218.1 225.7 229.1 233.6 241.8
250.3 251.4
Page 56
O
PERATION
T S
ONE QUELCH
" icon
" icon will be blinking.
" icon re-
" icon re-
" icon
( Hz )
F
77.0 79.7 82.5 85.4
110.9
O
PERATION
[ DSP/SEL ] knob
FT-450D O
[ F ] button
M
PERATION ANUAL