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ATT/IF button
Click this button to turn ON or OFF the ATT(receiver attenuation).
The S in the LCD display will change to A indicating the ATT is
ON.
Pressing the ATT/IF for 2 seconds will cause the receiver to
enter the IF band width change mode.
While in the IF bandwidth change mode, Click ATT/IF
to change the bandwidth.
for 2 seconds to exit.
several seconds it will be an automatic exit.)
Change the Frequency Tuning Steps
While in receiving mode, pressing the tuning knob lightly
will change the tuning step to either 100Hz or 1KHz(in RIT
mode, 10Hz and 100Hz). As the change is made, the position
in the display that the step is being changed to will
momentarily display an underscore (_) for verification of the
change.
If you press the tuning knob for 2 seconds, the tuning
step will be 100KHz.(This operation can not be used in the RIT
mode)
Frequency locking function
To lock or unlock the tuning knob simultaneously press both
V/M/SAV and the RIT/MOD for about 1 second. In lock mode the
symbol (#) will be displayed next to the frequency. In this mode,
Rotation the tuning knob will not change the frequency.
When completed, Press the ATT/IF
(If no button is pressed within
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