![background image](http://html1.mh-extra.com/html/icom/ic-i7410/ic-i7410_instruction-manual_4297834071.webp)
64
6
FUNCTIONS FOR TRANSMIT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
■
Speech Compressor
(Mode: SSB)
The Speech Compressor function increases average
RF output power, improving signal strength and read-
ability.
q
Push [SSB] to select the USB or LSB mode.
w
Rotate the [MIC] control to adjust the microphone
gain so the ALC meter reads within the ALC zone,
whether or not you speak softly or loudly.
e
Push [COMP] to turn ON the Speech Compressor
function.
• “COMP” appears.
r
While speaking into the microphone at your normal
voice level, rotate the [COMP] control to adjust the
compressor level so the COMP meter reads within
the COMP zone.
• Hold down [F-3] for 1 second to reset to the default set
-
ting, if desired.
When the COMP meter peaks above the COMP
level zone, your transmitted voice may be dis-
torted.
■
Transmit filter width selection
(Mode: SSB)
The transmit filter width for the SSB mode can be set
to Wide, Mid or Narrow.
q
Push [SSB] to select the USB or LSB mode.
w
Push [MENU] to display the “M1” screen (Menu
1), then hold down [TBW](F-4) for 1 second, one
or more times, to select a Wide, Mid or Narrow
transmission passband width.
• Push [TBW](F-4) momentarily to display the selected
TX filter width for approximately 1 second.
• The following filters are specified as the defaults. Each
of the filter widths can be set in the Tone Control Set
mode. (pp. 90, 91)
- WIDE : 100 Hz to 2900 Hz
- MID : 300 Hz to 2700 Hz
- NAR : 500 Hz to 2500 Hz
Hold down
The selected transmit filter width is
displayed for approximately 1 second.
[SSB]
[COMP]
[COMP] control
[MIC] control
Appears
COMP level zone
COMP meter
A G C
T B W
S C P
M1
[SSB]
[TBW]
A G C
T B W
S C P
M1
A G C
T B W
S C P
M1
T B W W I D E