Selecting The Meter Readout; Digital Multi-Function Meter - Icom iC-7850 Instruction Manual

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■ Selecting the Meter readout

The S/RF meter readout during transmit can be se-
lected from the following items.
Push the Multi-function [METER](
➥
times to select the desired meter item.
• The selectable meters are:
P  SWR  ALC  COMP  V
o
Displays the RF output power in watts.
Displays the VSWR on the transmission
line.
Displays the ALC level. The ALC circuit be-
gins to activate when the RF output power
reaches a preset level.
Displays the compression level when the
speech compressor is in use.
Displays the drain current of the final ampli-
fier MOS-FETs.
Displays the drain terminal voltage of the
final amplifier MOS-FETs.
D Digital multi-function meter
The digital multi-function meter can simultaneously
display all transmit parameters on the LCD display.
Hold down the Multi-function [METER](
➥
second.
• The digital multi-function meter is displayed.
• Hold down the Multi-function [METER]() key for 1 sec-
ond to turn OFF the meter.
Push [P-HOLD](F) to turn ON the peak level hold
➥
function.
• "P-HOLD" is displayed in the window title when the func-
tion is ON.
Signal strength level
readout
I
) key several
Power level readout
 I in that order.
d d
) key for 1
4-11
BASIC OPERATION
1
readout
S
d
0
I
D
Po
SWR
COMP
SWR readout
Compression level
readout ALC level readout
() Multi-function keys
Pushing [P-HOLD](F) toggles ON and OFF.
+
9
20
5
+
40
+
60dB
5
10
50 100 150
15
200 A
10
0
250
2
3
W
1.5
10 20
1
0
dB
ALC 44 52V
V
D
V readout
d
4