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13-4
■
SWR reading
The SWR meter indicates the SWR over the transmis-
sion line in all modes.
q
Push [TUNER] to turn the antenna tuner OFF.
w
Push [METER] for 1 sec. to display multi-function
meter.
e
Push [RTTY/PSK] once or twice to select RTTY
mode.
r
Push [TRANSMIT].
t
Rotate [RF PWR] clockwise past the 12 o’clock po-
sition for more than 30 W output power.
y
Read the SWR on the SWR meter gage.
u
Push [EXIT/SET] to close multi-function meter.
The built-in antenna tuner matches the transmitter
to the antenna when the SWR is lower than 3 : 1.
■
Screen type and font selections
3 types of screen images and 18 types of frequency
readout indication fonts are available in the IC-7800.
q
Push [EXIT/SET] several times to close multi-func-
tion screen, if necessary.
w
Push [F-7•SET] to select set mode menu screen.
e
Push [F-3•DISP] to enter display set mode.
r
Push [F-1•
Y
] or [F-2•
Z
] to select “Display Type”
item when selecting the screen image, select “Dis-
play Font” when selecting the frequency readout in-
dication font.
t
Rotate the main dial to select the desired screen
image or font.
• Screen image is selectable from A, B and C.
• Italic (1)/(2)/(3)/(4), Round (1)/(2)/(3), Shadow (1)/(2)/(3),
Qubic (1)/(2)/(3)/(4) and IC-780 (1)/(2)/(3)/(4) are avail-
able for the frequency readout font.
y
Push [EXIT/SET] twice to exit from display set
mode.
S
I
D
0
5
10
15
0
0
10
44
ALC
52V V
D
20
dB
1
1.5
2
3
∞
10
50
100 150
200
250
P
O
SWR
COMP
A
W
1
5
9
+
20
+
40
+
60dB
Better than 1.5:1
[RF PWR]
[RTTY/PSK][EXIT/SET]
[METER]
[TRANSMIT]
[TUNER]
13
MAINTENANCE
• Screen image example— type C