Transmit Power Limit - Icom iC-7850 Instruction Manual

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4
BASIC OPERATION
Basic transmit operation (Continued)
■
D Adjusting the drive gain
The drive gain is active for all modes except SSB with-
out speech compressor. The [DRIVE] control adjusts
the amplifying gain at the driver stage.
q Push the Multi-function [METER]() key to select
the ALC meter.
w Push [PTT] (microphone; SSB with [COMP] ON,
AM or FM), key down (CW) or push [TRANSMIT]
(RTTY or PSK) to transmit.
e While speaking into the microphone, keying down or
transmitting, rotate [DRIVE] so that the ALC meter
reading swings within 30 to 50% of the ALC scale.
(see to the right)
• Speak into the microphone at your normal voice level.
r Release [PTT], stop keying or push [TRANSMIT]
again to receive.
D Transmit power limit
The transceiver can be set to a maximum output power
on each operating band.
You can separately set the maximum output power for
operating in the DATA mode
Select the "TX Power Limit" item in the Others set
q
screen.
SET [F-7]  OTHERS [F-5]  TX Power Limit
Rotate [MAIN DIAL] to select "ON."
w
• When ON is selected, the TX Power Limit is active.
Push [LIMIT](F).
e
• The TX POWER LIMIT screen is displayed.
Push the band key.
r
• Select the desired band to set the TX Power Limit.
• In the Phone mode (SSB, AM, or FM mode), push [DATA]
to select the Data mode.
Rotate [MAIN DIAL] to set the maximum power.
t
Push [EXIT/SET] several times.
y
• Exits the Set screen.
[DRIVE]
Drive gain range
1
S
0
I
10
D
0
Po
1
0
SWR
COMP
(F) Function keys
When ON is selected
TX POWER LIMIT screen
4-14
+
9
20
5
+
40
+
60dB
5
10
50 100 150 15
200 A
250
2
3
W
1.5
10 20
dB
ALC 44 52V
V
D
Band key
[EXIT/SET] [MAIN DIAL]
[LIMIT] key is displayed