Filter
Top Products
ADJUSTMENTS
MODEL
8559A
TABLE 5-1.
ADJUSTABLE COMPONENTS
(2
OF
3)
Adjustment
I
Name
LC CTR
CTR
C73 (LC DIP)
C74 (LC DIP)
LC
XTL
RF GAIN
l0D (10 dB)
20D (20 dB)
40D (40 dB)
LC CTR
CTR
SYM
LC CTR
CTR
C73 (LC DIP)
C74 (LC DIP)
LC
XTL
OFFSET
TC
SLOPE
G6
G 5
G4
LIN
Reference
Designator
A1 lC38
Al lC45
A1 lC54
A1 lC73
Al lC74
All R26
AllR31
A12R5
A12R6
A12R21
A12R29
A13C23
A13C25
A1 3C38
A13C45
A13C54
A13C73
A1 3C74
A13R26
A13R31
A14R10
A14R21
A14R23
A14R27
A l4R3O
A14R33
A1 4R34
A14R39
A1 4R69
A14R88
Adjustment
Paragraph
Description
Adjusts symmetry of second crystal bandwidth filter
stage.
Adjusts centering of second LC bandwidth filter stage
Adjusts centering of second crystal bandwidth filter
stage.
Dip adjusts first LC bandwidth filter stage.
Dip adjusts second LC bandwidth filter stage.
Adjusts LC feedback of bandwidth filter.
Adjusts crystal feedback of bandwidth filter.
Adjusts overall gain of step gain amplifiers.
Adjusts 10 dB step gain amplifier.
Adjusts first 20 dB step gain amplifier.
Adjusts second 20 dB step gain amplifier.
Adjusts centering of first LC bandwidth filter stage.
Adjusts centering of first crystal bandwidth filter
stage.
Adjusts symmetry of second crystal bandwidth filter
stage.
Adjusts centering of second LC bandwidth filter stage
Adjusts centering of second crystal bandwidth filter
stage.
Dip adjusts first LC bandwidth filter stage.
Dip adjusts second LC bandwidth filter stage.
Adjusts LC feedback of bandwidth filter.
Adjusts crystal feedback of bandwidth filter.
Adjusts
-
8V temperature compensated supply.
Adjusts gain of
+1V supply to provide temperature
compensation for log mode temperature controlled
variable gain amplifier. (Factory adjustable only.)
Adjusts
gzin of log mode temperature controlled gain
amplifier.
Adjusts combined gain of 2nd and 3rd stages in linear
mode.
Adjusts gain of 4th stage in linear mode.
Adjusts gain of 5th stage in linear mode.
Adjusts combined gain of 6th and 7th stages in linear
mode.
Adjusts shape of log fidelity curve at
-
10 dB.
Adjusts shape of log fidelity curve at
-
30 dB.
Adjusts voltage at A
l4TPl for approximately +1 V.
(Factory adjustable only.)