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HP 83522A - Page 181

HP 83522A
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Figure
8-25.
Simplified
ALC
Block
Diagram
(CHANGE
8)
CHANGE
8
A17 MOD./MIX
A1
2
--
-
-..
.-
-...
.
-
--
-
i
A1
4
DC1 DIR.
DET.
!--
-
.-
-
--
-
-
7
<
RF
OUT
i
I
1
I
I
i
i
PWR
LVL REF
i
1
r-----..,
\..
i
I
!
1
i
DAC
/.
>-3
I
L--/.
I
i
I
I
i
i
i
-
,
-
-
-.-
.-
_I
-
1-
--
_
A4
i
.,
.A
I
i
r-
-
-
-
.--
-
-
-
-
--1.-
-
my
I
i
PWR
SWP
1
I------
\..
I
1
i
I
VSW
.-----?----.j
'>---I
1
i
../.
i
!
i
i-.-_/
i
i
I
i
i
!
I
ALC COMP
i
i
!%.,
L-,-.
1
i
~+~,,>.-y----.--~
i
I
i
i
3
i
i
I
*-A
!
~5;
i-
--
-.-
- -
--
, ,
--
-.-
--
-
-_
NOTE
DARKER LINES REPRESENT THE LEVELING LOOP.
LIGHTER LINES REPRESENT CIRCUITRY WHICH
CONTRIBUTES TO, BUT IS NOT CONTAINED
WITHIN, EITHER LOOP.
k
..+\
L
,.
/-.
\
i
i:L)
1
'\.
\.-A'
!
L-
--
-.-
-.-
A1
6
CAV.
osc.
r-------------
-.
TP5
i
-.-
d
!
1
i
I
i

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