( 1 2) Connect the RF probe of the VTVM to the
LOCAL OUT terminal . Set the BAN D switch
to 1 44-1 46 MHz, then switch the repeater
switch to UP and DOWN . Confirm that
oscillation is taking place . Repeat on 1 46-
1 48 MHz .
( 1 3 ) Connect the frequency counter to the
L OCAL
0
UT terminal . Adjust TC6
o s
-
TC611
as shown in the chart below .
BAND SW ITCH
RPT SW ITCH
ADJUST
1 4 4 - 1 4 6
1 4 6 - 1 4 8
U P
D O W N
U P
D O W N
Q 7 0 1
Q 6 1 2
T C 6o•
A
T C 6 o s
T C 6 1 0
T C 6 0 •
T C 6 1 1
TX OUT
T 6 0 2
TC 6os
Q 6 03
T 6 os
TC 6 o 6
TC 6 01
TC 6 o s
TC 6 o 9
TC6 1 0
TC 6 1 1
FREQUENC Y
1 1 6 . 6M H z
1 1 5 . 4M H z
1 1 8 . 6M H z
1 1 7 . 4M H z
X 6 o 6 •
JJ J
X 6 0 5, 1 44- 1 46 DOWN ----JE:)I
Xs o• • 1 46- 1 48UP
--JE:>
X 6os • 1 44- 1 46UP
---EJ
(1 4) Set the TUNE control to the cent er of its
range .
Adjust
the
potentiomet ers
for
maximum power output while tran smitting
into the dummy load, as shown in the chart
below.
BAND SW ITCH
RPT S W I TCH
ADJUST
RESULT
UP
VR 1 909
144- 146
DOW
i\
VR 1 9 1 1
M A X I M UM
UP
VR 1 9 1 0
OUTPUT
1 46- 148
DOW N
VR 1 9 1 2
( 1 5) Adjust T 607 and T 608 for identic al power
output with the RPT switch in the UP and
DOWN positions .
LOC AL OUT
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