Yaesu VX-127 Operating Manual page 68

Uhf fm transceiver
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M
ISCELLANEOUS
In many areas of the world, channel congestion has required that operating channels be
closely spaced. In such operating environments, it often is required that operators use
reduced deviation levels, so as to reduce the potential for interference to users on adjacent
channels. The VX-127 includes a simple method of accomplishing this:
1. Press the [ SET ( ) EMG ] key momentarily to enter the Set mode.
2. Rotate the DIAL knob to select Set Mode Item 51:
3. Press the [ F ] key momentarily to enable adjustment of this Set
Mode Item.
4. Rotate the DIAL knob to set this Set Mode Item to "
In this configuration (HALF DEVIATION active), the
transmitter's deviation will be approximately ±2.5 kHz, and the
received audio output level will be increased, for easier listening on the narrow signal.
5. When you have made your selection, press the PTT switch to save the new setting and
exit to normal operation.
The "normal" setting for the deviation (when this Menu Item is set to WIDE) is ±5 kHz.
66
S
ETTINGS
C
TX D
WID.NAR
NARROW
VX-127 O
L
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