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Adjustable Receiver Audio Filter
The FTDX101 incorporates an adjustable receiver audio lter, that affords precision control of the low;
lower and upper audio ranges independently.
1. Press the [FUNC] key.
2. Select [RADIO SETTING] .
3. Select the Mode and Menu Item you want to
set (see table below).
4. Adjust the receiver audio response as de-
sired.
5. Press the [FUNC] key to save the new setting
and exit the Setting Menu.
6. Press the [FUNC] key to exit to normal operation.
Mode Menu Item Available Values Default
MODE SSB
LCUT FREQ OFF/100Hz - 1000Hz (50Hz step) 100Hz
LCUT SLOPE 6dB/oct / 18dB/oct 6dB/oct
HCUT FREQ 700Hz - 4000Hz (50Hz step)/OFF 3000Hz
HCUT SLOPE 6dB/oct / 18dB/oct 6dB/oct
MODE AM
LCUT FREQ OFF/100Hz - 1000Hz (50Hz step) OFF
LCUT SLOPE 6dB/oct / 18dB/oct 6dB/oct
HCUT FREQ 700Hz - 4000Hz (50Hz step)/OFF OFF
HCUT SLOPE 6dB/oct / 18dB/oct 6dB/oct
MODE FM
LCUT FREQ OFF/100Hz - 1000Hz (50Hz step) 300Hz
LCUT SLOPE 6dB/oct / 18dB/oct 18dB/oct
HCUT FREQ 700Hz - 4000Hz (50Hz step)/OFF 3000Hz
HCUT SLOPE 6dB/oct / 18dB/oct 18dB/oct
MODE DATA
LCUT FREQ OFF/100Hz - 1000Hz (50Hz step) 300Hz
LCUT SLOPE 6dB/oct / 18dB/oct 18dB/oct
HCUT FREQ 700Hz - 4000Hz (50Hz step)/OFF 3000Hz
HCUT SLOPE 6dB/oct / 18dB/oct 18dB/oct
MODE RTTY
LCUT FREQ OFF/100Hz - 1000Hz (50Hz step) 300Hz
LCUT SLOPE 6dB/oct / 18dB/oct 18dB/oct
HCUT FREQ 700Hz - 4000Hz (50Hz step)/OFF 3000Hz
HCUT SLOPE 6dB/oct / 18dB/oct 18dB/oct