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I
Adjustment
Adjusting procedures
item
Measuring
instruments
ALC
adjustment
6) Adjust Rl50 of the MAIN unit so that
(continued)
reading of R F wattmeter becomes
l00W.
7) Set the RF POWER control on the
front panel to minimum.
8) Adjust R149 of MAIN UNIT for lOW
9) Adjust R91 of the MAIN unit so that
the meter deflection becomes at the
right end on the ALC scale.
10) Repeat adjustment of above 6) and
8) several times.
AM40W
1) Set the mode switch to AM. Rotate
adjustment
R F POWE R control on the front panel
fully clockwise.
2) Adjust R151 of MAIN UNIT so that
the RF wattmeter's reading becomes
4OW.
Confirming of
1) Removing upper solder on
R4~
of R F
current on each
UNIT.
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2) Confirm CW and AM power in each
band.
CW: 90 -l20W,
AM: 35-50W
-For 28 MHz band, see the next page.
Measuring location
Adjusting location
Number of
Instrument
adjusting
reading
UNIT
Terminal
UNIT
Parts
location
MAIN
Rl50
l00W
~
MAIN
R149
lOW
~
MAIN
R91
~
MAIN
·R151
40W
~
(R48)
9
Confirming
RF power.
CW: 9O-120W
AM: 35-5OW
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