44
MAIN Band Operation
NB
The FTDX101 includes an effective IF Noise Blank-
er, which can significantly reduce noise caused by
automotive ignition systems.
The NB function can be operated individually for
MAIN band and SUB band.
1. Press the [NB] key.
2. Press and hold the [NB] key and adjust the NB
level with the [MULTI] knob.
To disable Noise Blanker operation, press the [NB]
key once more.
The NB function may be less effective on
some other types of interference.
•
Adjusting the Noise Attenuation
1. Press the [FUNC] key.
2.
Select [OPERATION SETTING]→[GENERAL]
→[NB REJECTION].
3. Rotate the [MULTI] knob to set the noise attenu-
ation (10dB / 30dB / 40dB).
4. Press the [FUNC] key to save the new setting
and exit the Setting Menu.
5. Press the [FUNC] key to exit to normal operation.
• Reduces longer duration pulse noise
Reduces long duration noise as well as pulse noise.
1. Press the [FUNC] key.
2.
Select [OPERATION SETTING]→[GENERAL]
→ [NB WIDTH] .
3. Rotate the [MULTI] knob to select the value that
will reduce the noise.
4. Press the [FUNC] key to save the new setting
and exit the Setting Menu.
5. Press the [FUNC] key to exit to normal operation.
•
Set the MULTI knob to NB level
adjustment knob
1. Press the [FUNC] key.
2. Touch [NB LEVEL].
The [MULTI] knob will operate as the NB level
adjustment knob.
