Adjusting The Alc Level - JRC JRL-2000F Manual

6
BASIC OPERATION
6.6 Adjusting the ALC Level
When the JRL-2000F is {)perating in the Linear Amplifier Mode (as described in section 6.2),
always make sure that the ALC signal line is connected to the exciter's ALC terminal. The
ALC Ievel of the JRL-2000F can be adjusted by following the steps.
CD
Insert a regular screwdriver into the ALC ADJ adjustment hole on the rear panel of the
JRL-2000F and turn the variable resistor fully clockwise (default factory setting).
ALC ADJ adjustment hole
I
I
~~~~
~~ ~'~
~
0
~· AMT~ ANT3 ~·
. .
® ®
®
-:I-~~
. .
a
®
a~
®
0
~
-
--
®
~
·~
.
LJ LJ
®
Connect a 50Q dummy Ioad or an antenna with low VSWR to the ANT1 connector.
®
Set the exciter to the desired frequency and set the transmission mode to CW or RTTY.
@
Turn the JRL-2000F power supply on (with the
IPOWERI
switch on the front panel), select
antenna number 1 (with the
V\NTENNA
I
switch) and press the TUNE button. Refer to section
6.3 and implement the automatic tuning operation. The exciter's frequency band will be
indicated in the amplifier's central display.
®
Press the
~
and
I
ALC
I
buttons to change the meter functions accordingly.
ALC
III
-
Downloaded by
RadioManuai.EU