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OUTPUT
I--~_-o_
+
HV
CURRENT
HIGH
VOLTAGE
SUPPLY
HV
CONTROL
~------------------------~
I
SERIES
!
1 ' .
REGULATOR
I
""'--+.........
~
r - - - . . & . -_ _
~
VARIABLE
. . -
I - -
TRANSFORMER
DIFFERENTIAL
r--o+- AMPLIFIER
~
POWER
INPUT
115V
5O-IOOO/V
VOLTAGE
REFERENCE
TUBE
DIFFERENTIAL
~
AMPLIFIER
/
OUTPUT
VOLTAGE
-
-
+
-300
VOLT
SUPPLY
SERIES
REGULATOR
__._......-------+--00_
COM
~
">4o-------4II~O_
5 MA
o -
BIAS
CONTROL
lGND
-
-300V
-
-
50MA
-
6.3V
AC
_ CT
IOAMP
-
'FILAMENT
TRANSFORMER
. . . . . . - -------------------0
Figure 1.
Model 7l2B
Block Diagram
3-2
- Quick Links:
- Controls and Terminals
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