ABB ETL600 - Page 283

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1KHW001492-EN
P4LT/U
OUTPUT
OUT
P3LE
P1LA
P3LL
S1
S2
TUNE
FILTER
L2
L1
600134A5.VSD
U
P1LA E5TX
FILTER
OFF ON
S3
Fig. 3: Test circuit for tuning L2 in the lower power amplifier rack.
P4LT/U
OUTPUT
OUT
P3LE
P1LA
P3LL
S1
S2
TUNE
FILTER
L2
L1
600134A6.VSD
U
P1LA
E5TX
P3LG
FILTER
OFF ON
S3
Fig. 4: Test circuit for tuning L1 in the upper power amplifier rack.
P4LT/U
OUTPUT
OUT
P3LE
P1LA
P3LL
S1
S2
TUNE
FILTER
L2
L1
600134A7.VSD
U
P1LA
E5TX
FILTER
OFF ON
S3
Fig. 5: Test circuit for tuning L2 in the upper power amplifier rack.