Audio Peak Filter (Apf) Operation -- Cw Mode; Agc (Automatic Gain Control) - Yaesu FT DX 9000 CONTEST Operation Manual

D D D D D R R R R R U U U U U
U U U U U AL AL AL AL AL ECEIVE ECEIVE ECEIVE
ECEIVE ECEIVE
A
UDIO
If the optional dual Receive Unit (RXU-9000) is installed, APF operation is identical on either VFO.
As a reminder, there is no difference in the fundamental performance of the two VFOs. Please see page 68 for details.
VFO-A B APF O
AND PERATION
Press and hold the VFO-A [ CONT ] switch for 2 seconds
to activate the Audio Peak Filter (APF) circuit. The LED
inside the VFO-A [ CONT ] switch will blink umber for 3
seconds, then replaces to continuous glow.
To disable the APF, press the VFO-A [ CONT ] switch mo-
mentarily; the imbedded LED will turn off.
If the optional dual Receive Unit (RXU-9000) is installed, AGC operation is identical on either VFO.
As a reminder, there is no difference in the fundamental performance of the two VFOs. Please see page 69 for details.
( VFO-B ) [ AGC ] Knob
VFO-A B AGC S
AND ELECTION
Rotate the VFO-A [ AGC ] switch to select the desired re-
ceiver-recovery time constant. For most operation, we
recommend the "AUTO" mode.
Page 170
( RXU-9000 RXU-9000 )
RXU-9000 RXU-9000
RXU-9000
NIT NIT NIT NIT NIT
( APF ) O
P F
EAK ILTER
( VFO-B ) [ CONT ] Switch
AGC ( A
UTOMATIC
( VFO-A ) [ AGC ] Knob
( CW M
PERATION
VDD
( VFO-A ) [ CONT ] Switch
VFO-B B APF O
AND PERATION
Press and hold the VFO-B [ CONT ] switch for 2 seconds
to activate the Audio Peak Filter (APF) circuit. The LED
inside the VFO-B [ CONT ] switch will blink umber for 3
seconds, then replaces to continuous glow.
To disable the APF, press the VFO-B [ CONT ] switch mo-
mentarily; the imbedded LED will turn off.
)
G C
AIN ONTROL
VDD
VFO-B B AGC S
AND
1. Pressing the [ SUB RX ] switch will engage Dual Re-
ceive operation.
When the imbedded LED grows green, this is your
confirmation that Dual Receive is in operation.
2. Rotate the VFO-B [ AGC ] switch to select the desired
receiver-recovery time constant.
FT 9000 C
DX ONTEST
)
ODE
BIAS TEMP SWR
BIAS TEMP SWR
[ SUB RX ] Switch
ELECTION
O M
PERATION ANUAL