30
FT-857 Operating Manual
Multi Function Row “p”
(
MFp
)
[
DNR, DNF, DBF
]
[
A
] Key:
DNR
Press the [
A
](
DNR
) key to activate the DSP Noise Reduction system
(requires the optional
DSP-2
Unit).
Press and hold in the [
A
](
DNR
) key for one second to recall Menu
Mode
No-049
[
DSP NR LEVEL
]
(for setting the degree of DSP Noise
Reduction).
[
B
] Key:
DNF
Press the [
B
](
DNF
) key to activate the DSP’s Auto Notch Filter (re-
quires the optional
DSP-2
Unit).
[
C
] Key:
DBF
Press the [
C
](
DBF
) key to activate the DSP’s receiver Bandpass Filter
(requires the optional
DSP-2
Unit).
In the SSB, AM, FM, and AFSK modes, press and hold in the [
C
](
DBF
)
key for one second to recall Menu Mode
No-047
[
DSP LPF CUTOFF
]
(for adjusting the high-frequency cutoff of the DSP Bandpass Filter).
Once there, rotating the
SELECT
knob one click counter-clockwise
will select Menu Mode No-046, for adjustment of the low-frequency
cutoff frequency.
In the CW mode, press and hold in the [
C
](
DBF
) key for one second
to recall Menu Item
No-045
[
DSP BPF WIDTH
]
(for setting the CW
bandwidth).
ô
Multi Function Row “q”
(
MFq
)
[
MONI, QSPL, ATC
]
(
Programmable Keys
)
[
A
] Key:
MONI
Press the [
A
](
MONI
) key to disable the Noise Squelch.
You may program the configuration of this key via Menu Item
No-
065
[
PG A
]
.
[
B
] Key:
QSPL
Press the [
B
](
QSPL
) key to activate the “Quick Split” feature, whereby
you will change the Sub VFO frequency to be the Main VFO fre-
5 kHz; you will also automatically engage the “Split VFO”
feature.
You may program the configuration of this key via Menu Item
No-
066
[
PG B
]
.
[
C
] Key:
ATC
Press the [
C
](
ATC
) key to activate a 1750-Hz burst tone for 2 seconds
when pressing the PTT switch while the channel is clear.
You may program the configuration of this key via Menu Item
No-
067
[
PG C
]
.
ô
F
RONT
P
ANEL
C
ONTROL
& S
WITCHES
M
ULTI
F
UNCTION
K
EY
D
ETAIL
Ó
Ó
Ó
[
A
]
[
B
]
[
C
]
Ó
Ó
Ó
[
A
]
[
B
]
[
C
]
