12 VX-1210 OPERATING MANUAL
DESCRIPTION OF TOGGLE SWITCH FUNCTIONS
SELCALL Function
[
J3E
(
LSB/USB
)
MODE ONLY
)]
Enables/disables the (optional) Selcall Unit which allow paging and selective calling, if
installed. Details for the SELCALL feature are described on page 15.
High/Low Power
Selects the transmitter power output level between “High” or “Low.”
You will get much longer battery life by switching to Low power operation.
Noise Blanker on/off
Enables/disables the IF Noise Blanker. When the Noise Blanker is activated, it will re-
duce many different types of manmade impulse noise (but not atmospherics).
Tuner on/off
Enables/disables the Automatic Antenna Tuner.
Antenna Tuning
Press and hold the assigned TOGGLE switch into the “ON” position for 1/2 second to
initiate antenna tuning. The “
WAITWAIT
WAITWAIT
WAIT” indicator will appear on the display during tuning,
and will disappear when a match has been achieved.
If the tuning is successful, the “
TUNE OKTUNE OK
TUNE OKTUNE OK
TUNE OK” indication will appear on the display, and the
radio will emit a “beep.”
Encryption on/off
Enables/disables the (optional) voice encryption unit.
When the voice encryption unit is enabled, the clarifier is disabled.
Remember that disabling the encryption will mean that your transmission are no longer
secure. Return to the encrypted mode as soon as possible, and do not discuss any critical
or confidential information while in the non-encrypted mode of operation.
Advanced Operation
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