TA
BLE
OF
CO
N
T
EN
TS
2235
Service
LIST
OF
ILLUSTRATIONS
.
. . . . . . . . . . . . . . . . . . .
iii
SECTION
3
THEORYOF
OPERATION
LIST
OF
TABLES
. .
.
. . . .
.
. . . . . . . . . . . . . . . . . . .
iii
INTRODUCTION
. . . . . . . .
. . . . .
. . .
3-1
OPERATORS
SAFETY
SUMMARY
. . . . . . . . . . . . .
ί
ν
GENERAL
DESCRIPTION
. . . . . . . .
3-2
SERVICING
SAFETY
SUMMARY
. . . . . . . . . . . .
. . .
ν
DETAILEDCIRCUIT
DESCRIPTION
3-3
VERTICAL
ATTENUATORS
. . . . .
3-3
SECTION
1
SPECIFICATION
In
p
ut
Coupling
. . . .
. . . . . . . . .
3-3
INTRODUCTION
. . . . . . . . . . . . . . . .
1-1
B
uffer
Amplifier
and
Gain
ACCESSORIES
. . . . . . . . . . . . . .
. . .
1-1
Switching
Network
. . . . . . . . . .
3-4
PERFORMANCE
CONDITIONS
. . . .
1-1
Paraphase
Amplifier
. . . . . . . .
.
3-4
VERTICAL
PREAMPLIFIERS
. . .
3-5
SECTION2
OPERATING
INSTRUCTIONS
CHANNEL
SWITCH
A
ND
PREPARATION
FOR
USE
. . . .
. . . .
2-1
VERTICAL
OUTPUT
. . . . . . . .
.
.
3-5
SAFETY
. . . . . . . . . . . . . . .
.
. . . .
2-1
Delay
L
ine
Driver
. . . . . . . . .
.
.
3-6
L
INE
VOLTAGE
. . . . . . . . .
.
. . . .
2-1
V
ertical
Output
Amplifier
. . .
. .
3-6
POWER
CORD
. . . . . . . .
.
. . . . . .
2-1
Α
/
Β
Sweep
Separation
Circuit
.
3-7
L
INE
FUSE
. . . . . . . . .
. . . .
. . . . .
2-1
TRIGGER
AMPLIFIERS
AND
INSTRUMENT
COOLING
. . . . . . .
2-2
SWITCHING
. . . . . . . . .
.
. . . . . . .
3-7
CONTROLS,
CONNECTORS,
AND
Internal
Trigger
. . . . .
.
. . . . . . .
3-7
INDICATORS
. . .
. . . . .
. . . . . . . . . . .
2-2
Internal
Trigger
Amplifier
. . . . .
3-8
POWER,
DISPLAY,
AND
PROBE
Α
External
Trigger
Am
p
lifier
. . .
3-8
ADJUST
. . .
.
. . . . . . . . . . . . . . . .
2-2
L
ine
Trigger
Amplifier
. . . . . . . .
3-8
VERTICAL
.
.
. . . .
.
. . . . . . . . . . .
2-3
Α
TRIGGER
GENERATOR
. . . . . .
3-9
HORIZONTAL
. . . . . . . . . . . . . . . .
2-4
Α
Trigger Level
Circuit
. . . . . . .
3-9
TRIGGER
. . . . . . . . . . . . . . . . . . .
2-6
Α
Trigger
L
evel
Comparator
. .
3-9
REAR
PANEL
. . . . . . . . . . . . . . . .
2-7
Α
Schmitt
Trigger
and
TV
OPERATING
CONSIDERATIONS
. . .
2-8
Trigger
Circuit
. . . . . . . . . . . . .
3-9
GRATICULE
. . . . . . . . . . . . . .
. . .
2-8
Α
SWEEP
GENERATOR
AND
GROUNDING
. . . . . . . . . . . . .
. . .
2-8
L
OGIC
. . . . . . . . . . . . . . . . . . . . . .
3-9
SIGNAL
CONNECTIONS
. . .
.
. . .
2-8
Α
M
iller
Sweep
Generator
. . .
.
3-10
INPUT
COUPLINGCAPACITOR
Α
Sweep
L
ogic
. . . . . . . . .
. .
.
3-11
PRECHARGING
. . . . . . . . . .
.
. . .
2-8
ALTERNATE
Β
SWEEP
. . . . . .
.
.
3-11
OPERATOR'S
ADJUSTMENTS
.
. . .
2-9
Β
M
iller
Sweep
Generator
. . .
.
3-12
INTRODUCTION
. . . . . .
. . .
. . . .
2-9
Β
Trigger
L
evel
Comparator
.
.
3-12
TRACE
ROTATION
. . .
. . . .
. . . . .
2-9
Runs
After
Delay
. . . . .
. . . . .
.
3-12
PROBE
COMPENSATION
. .
. . . .
2-9
Β
Delay
Time
Position
OSCILLOSCOPE
DISPLAYS
. . . . . .
2-10
Comparator
. . . . . . . .
.
. . . . . .
3-12
INTRODUCTION
. . . . . . . . . . . . .
2-10
Β
Swee
p
L
ogic
. .
. . .
. . . . . . .
3-12
B
ASELINE
TRACE
. . . . . . . . . . . .
2-10
Alternate
Dis
p
lay
Switching
SIGNAL
DISPLAY
. .
. . . . . . . . . .
2-11
L
ogic
. . . . . . . .
.
. . . . . . . . . . .
3-13
M
AGNIFIED-SWEEP
DISPLAY
. .
2-11
ΒΖ
-Axis
L
ogic
.
. . . . .
. . . . . . .
3-13
DELAYED-SWEEP
DISPLAY
. . . .
2-11
HORIZONTAL
. . .
.
. . . . . . . . . . . .
3-13
DELAYED-SWEEP
Horizontal
Pream
p
lifier
. . . . . . .
3-14
MEASUREMENTS
. . . . . . . . . . . .
2-11
Χ
-
Υ
Amplifier
.
.
.
.
.
.
. . . . . . . .
3-14
SINGLE-SWEEP
DISPLAY
. . . . . .
2-12
Horizontal
Output
Amplifier
. . .
3-15
Χ
-
Υ
DISPLAY
. . . . . . . . . . . . . .
. .
2-12
Z-AXIS
AMPLIFIER
. . . . . . . . . . .
3-15
TV
SIGNAL
DISPLAYS
. . . . . .
. .
2-12
Dc
Restorer
. . . . . . . . . . . . . . .
3-16
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