HP 8642A Operating Manual page 608

flG. 2L-I0I
su- /^^
A7A1 SAWR LOOP ASSEMBLY ( 0 6 6 4 2 - 6 0 1 0 3 )
r
SAWR OSCILLATOR
SELECT L I N E S
BD4
( B ! >
■< i o «
IP/0
i SAWR A
<
B
< , SAWR B
SAWR
45 MHJ
W28
B D 6 ( A T > Q CUD-
POWER SUPPLY
AND GND
65 CUD—-
J2
K «
p/o
JI
RF TO TTL
TRANSLATION
(AND DIVIDE
BY 2)
PHASE DETECTOR
^ 2
-> 1
- > 3 . 5,
7. 9.
11.
13
+ 15V
+5V
>-t-
-15V
GND
L
POWER
SUPPLY
AND GND
NTEGRATOR
X
I ACQUISITION SIGNA
BEAT NOTE SENSE
^-GD*6
LOOP LIMITING AND
ISOLATING AMPLIFIERS
< ■
SEHIAL PREFIX: 2427A