HP 85662A Troubleshooting And Repair Manual page 378

IF-DISPLAY SECTION
IF-VIDEO
DOWN CONVERTER
MOTHERBOARD
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3
- 1 5 dEm +ZdB
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- - -
IF CONTROL
' A X - -
l
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300 H Z -14
,
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Hz --al5
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100
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30 H z -12
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10 HZ +13
B A N D W I D T H F I L T E R 1
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,
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- - -
MHz Bandwidth Filter, Block
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I F - V I D E O
MOTHERBOARD
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1
- l
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Diagram
1
UP CONVERTER
- -
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NOTES :
THE A4A7 3 MHz BANDWIDTH
FILTER COMPRISES FIVE
IDENTICAL FILTER STAGES.
FOR SIMPLICITY. ONLY ONE
IS SHOWN HERE.
THE POWER
LEVELS FOR THE OUTPUT OF
EACH FILTER STAGE ARE AS
FOLLOWS:
3RD POLE: TP 6-lOdBm+ZdE
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