Icom IC-7700 Stereo Amplifier User Manual


 
1-4
!7 NOISE REDUCTION LEVEL CONTROL [NR]
(inner control; p. 5-17)
Adjusts the DSP noise reduction level when the
noise reduction function is in use. Set for maximum
readability.
•To use this control, push .
!8 NOISE BLANKER CONTROL [NB]
(outer control; p. 5-16)
Adjust the noise blanker threshold level.
•To use this control, push .
!9 AGC VOLUME SWITCH (p. 5-11)
Push to toggle [AGC] control usage ON and OFF.
Use [AGC] control to set the AGC time constant when
switched ON.
The [AGC VR] indicator above this switch lights
green when the control is ON.
Turns the AGC function OFF when pushed and
held for 1 sec.
@0 USB (Universal Serial Bus) CONNECTOR [USB]
(p. 2-4)
Insert USB-Memory* for both reading/storing a
wide variety of the transceiver’s information and
data.
The indicator above the connectors lights or blinks
when the transceiver reads or writes to the memory
data.
Unmount operation is necessary before removing the
USB-Memory* (p.12-25).
Connects a PC keyboard for RTTY and PSK31
operations.
•USB keyboard* is supported.
*: USB-Memory or USB keyboard is not supplied by
Icom.
@1 NOISE REDUCTION SWITCH (p. 5-17)
Push to switch DSP noise reduction ON and OFF.
The [NR] indicator above this switch lights green when
the function is activated.
@2 AF CONTROL [AF] (inner control; p. 3-9)
Varies the audio output level of the speaker or
headphones.
NR
AGC VR
NB
NR
Audio output
increases
Audio output
decreases
Deep
Shallow
Increases
Decreases
1
PANEL DESCRIPTION
POWER
TUNER
TIMER
VOX
SSB CW
RTTY/PSK
AM/FM DATA
AUTO
TUNE
XFC
M.SCOPE
EXIT/SET
REC
PLAY
VOICE MEMORYBRIGHTCONTRASTVOX GAINMONI GAINCOMPDRIVE ANTI VOX
BK-IN MONITOR
TRANSMIT
MIC
ELEC-KEY
PHONES
AF RF
MIC RF
PWR
KEY
SPEED
DELAY
F-1 F-2 F-3 F-4 F-5 F-6 F-7
LOCKTX RX SPLIT
AGC VR
NR
1
1.8 3.5
4
10 14
7
21 24
MP
M
A
GENE
50
NB
i7700
HF/50MHz TRANSCEIVER
AGC SQL NR NB
!7
!8
!9 @2 @3 @5 #2@6 @7 @8 @9 #0 #1@4@0 @1
Front panel (continued)