HP 5334B - Oven Oscillator Overall Block Diagram

ATTACHED
EDGE
CMJNECTOR
NOTES:
"A'
GROUND POINT FOR TESTING OSCILLATOR.
AGC. OUTPUT
MLIFIER AND VOLTAGE REFERENCES.
'8' GROUND POINT FOR TESTING OVEN CONTROLLER.
A*
*'Am AND '8' GROUNDS MAY BE TIED TWETHER OR
FLOATED AT DIFFERENT POTENTIALS EXTERNAL
TO
THE OSCILLATOR.
Figure 87. Oven Oscillator Overall Block Diagram
---------
20V TO
30V (OVEN)
----------
TO MISS
RM OVEN CONTROLLER
TPP SET
+6.4V
GND
HP 5334B - Service Manual
8-35
+
AUTMTIC GAIN
CONTROL
l
4
WTPUT MLITUOE
ADJUSWNT
T
FREWENCY
t
ADJUSTWNT
+
+
-+
AGC
lCFHz
l
*5.7/6.4V
A
l
+:
F1 THEWL
Tern
FUSE
TO HEATERS
- EFC
OVEN
H)NITMI
OUTPUT BUFFER MLIFIER
l
A*
OSCILLATOR CIRCUITe
11.OV TO
13.5V (0%)
1CFHZ OUTPUT
I
t5.7V
- - - - - - - -
EFC
l ICFHZ
b* OVEN K)NITMI
3
I++
-4
)
)
VOLTAGE
EFC
, =
-
IMZ To
OUTPUT AM'
OUTPUT
-
l l
REFERENCES
*
OUTPUT I~EDANCE
WTCHING
, MLIFIER