User Guide
IX
QUICK REFERENCE GUIDE
2001 NEW 2001 NEW
Once you have mastered your filter settings, one last
feature to enable the most intelligible audio is the ac-
tual audio tone you hear. You can adjust the equal-
ization of your received audio ±5dB.
q Push [MENU] several times, or until M2 is shown
on the display.
w Push [F4 TCN] for the Tone Control set mode.
e Push the appropriate mode switch to adjust SSB,
AM or FM.
r Push [F1 ≤] or [F2 ≥] to change to the desired
component.
[F1 ≤]
Tuning dial[MENU]
[F2 ≥] [F4 TCN]
3. RX Tone Control:
1. RX Bass
This item adjusts the bass level of the receive audio
tone from –5 dB to +5 dB in 1 dB steps.
RX
Bass
SSB
O
3
2. RX Treble
This item adjusts the treble level of the receive audio
tone from –5 dB to +5 dB in 1 dB steps.
RX
Treble
SSB
O
4
We hope these pointers have been helpful. Now you
are ready for the “Ready to call CQ?”.
■ Ready to call CQ?
The 32-bit DSP in your IC-7400 is capable of allowing
you to selects transmit audio for phone modes.
POWER
TRANSMIT
PHONES
ELEC-KEY
MIC
NR
A
/NOTCH
TUNER
ANT
HF/VHF TRANSCEIVER
NR
NOTCH
AF
MIC GAIN
RF PWR
CW PITCH
F 1
F
2F
3
F
4
F
5
XFC
MP
-
W
GENE
50
0
21
7
24
8
28
9
14
5
10
4
18
6
3.5
2
1. 8
1
7
3
144
ENT
MP
-
R
TX
RX
LOCK
TWIN PBT
M-CH
RIT
CLEAR
∂TX
RIT/∂TX
TS
SPLIT
PBTC
F-INP
A/B
V/M
MW
M-CL
KEY SPEED
P.AMP/ATT
NB
VOX/BK-IN
MONITOR
CALL
LOCK/
SPCH
RF/SQL
i7400
MENU
SSB
CW/RTTY
AM/FM
FILTER
[NR]: Max. CCW [NOTCH]: Max. CCW
[AF]: Max. CCW
[TRANSMIT]: OFF
[MIC GAIN]: Max. CCW
[RF PWR]: Max. CCW [CW PITCH]: 12 o’clock
[RF/SQL]: 12 o’clock
[KEY SPEED]: Max. CCW
1. Setting up your transmit audio
2. Mic Gain
The microphone gain is used for proper transmit
audio level for full output power.
IC-7400.qxd 02.4.2 11:35 Page IX