Tektronix R453 Manuals

Manuals and User Guides for Tektronix R453. We have 1 Tektronix R453 manual available for free PDF download: Instruction Manual

Tektronix R453 Instruction Manual

Tektronix R453 Instruction Manual (247 pages)

Brand: Tektronix | Category: Test Equipment | Size: 38.66 MB

Table of Contents

Table of Contents
4
Section 1 Type 453/R453
7
- Electrical
  8
  - Vertical Deflection System
    8
- Introduction
  8
  - Triggering <A and B Sweep
    9
  - Horizontal Deflection System
    9
    
    A and B Sweep Generator
    9
    
    Sweep Magnifier
    10
    
    Sweep Delay
    10
    
    External Horizontal Amplifier
    10
  - Calibrator
    10
  - Z Axis Input
    11
  - Output Signals
    11
  - Power Supply
    11
  - Cathode-Ray Tube (CRT)
    11
- Environmental
  11
- Mechanical
  12
- Standard Accessories
  12
- General
  14
- Front Cover and Handle
  14
- Operating Voltage
  14
Section Operating Instructions
14
- Controls and Connectors
  15
- Operating Temperature
  15
- Rackmounting
  15
- Front-, Side- and Rear-Panel Controls and Connectors
  16
- First-Time Operation
  19
  - Setup Information
    19
  - CRT Controls
    19
  - Vertical Controls
    19
  - Triggering
    20
  - Normal and Magnified Sweep
    20
  - Delayed Sweep
    20
- Control Setup Chart
  21
- General Operating Information
  21
  - Intensity Control
    21
  - Astigmatism Adjustment
    21
  - Graticule
    23
  - Trace Alignment Adjustment
    23
  - Light Filter
    23
  - Trace Finder
    24
  - Vertical Channel Selection
    24
  - Vertical Gain Adjustment
    24
  - Step Attenuator Balance
    24
Signal Connections
24
Loading Effect of the Type 453
24
Coaxial Cable Considerations
25
Input Coupling
25
- Operation
  25
- Output and Cascaded Operation
  26
- Deflection Factor
  26
- Precautions
  26
Algebraic Addition
26
Trigger Source
27
Trigger Coupling
27
Trigger Slope
27
Trigger Level
29
High-Frequency Stability
29
A Sweep Triggered Light
29
A Sweep Mode
29
Selecting Sweep Rate
29
Sweep Magnification
30
Delayed Sweep ( B)
30
External Horizontal Deflection
32
A and B Gate
33
Intensity Modulation
33
Calibrator
33
Basic Applications
33
General
33
- Measurements-AC
  33
Instantaneous Voltage
34
- Measurements-DC
  34
Voltage Comparison Measurements
34
Time-Duration Measurements
35
Frequency Measurements
35
Risetime Measurements
36
Time-Difference Measurements
36
Delayed Sweep Time Measurements
37
Delayed Sweep Magnification
38
Displaying Complex Signals Using Delayed Sweep
39
Pulse Jitter Measurements
39
- Delayed Trigger Generator
  40
- Normal Trigger Generator
  40
- Multi-Trace Phase Difference
  41
- High Resolution Phase Measurements
  41
- X-Y Phase Measuremnts
  41
- Common-Mode Rejection
  43
- Block Diagram
  44
Section 3 Circuit Description
44
- Introduction
  44
  - General
    44
- Circuit Operation
  46
  - Input Attenuator
    46
  - General
    46
- Channel 1 Vertical Preamp
  46
  - Input Coupling
    46
  - Input Stage
    47
  - Feedback Amplifier
    47
  - Paraphase Amplifier
    47
  - Channel 1 Trigger Pickoff
    47
- Vertical Switching
  49
  - Diode Gates
    49
- Channel 2 Vertical Preamp
  49
  - General
    49
  - Feedback Amplifier
    49
  - Paraphase Amplifier
    49
  - Switching Multivibrator
    50
- Vertical Output Amplifier
  51
  - Delay-Line Driver
    51
  - Normal Trigger Pickoff Network
    51
  - Delay Line
    51
  - General
    51
  - Phase Equalizer Network
    51
- Trigger Preamp
  52
  - Output Amplifier
    52
  - Input Circuitry
    52
  - General
    52
  - Amplifier Circuitry
    53
A Trigger Generator
53
- General
  53
- Trigger Source
  54
- Trigger Coupling
  54
- Slope Comparator
  55
- Trigger TD
  55
- Pulse Amplifier
  55
- Input Stage
  55
- Auto Pulse Amplifier
  56
- Auto Multivibrator
  56
A Sweep Generator
57
- General
  57
- Normal Trigger Mode Operation
  58
  - Sweep Gate
    58
  - Output Signal Amplifier
    58
  - Disconnect Diode
    59
  - Sawtooth Sweep Generator
    59
  - Sweep Reset Emitter Follower
    59
  - Sweep Start Amplifier
    59
- Auto Trigger Mode Operation
  60
- Single Sweep Operation
  60
B Trigger Generator
60
- General
  60
- Input Stage
  61
- Pulse Amplifier
  61
B Sweep Generator
61
- Delay-Pickoff Comparator
  62
- General
  62
- Output Signal Amplifier
  62
Horizontal Amplifier
63
- Delay Multivibrator
  63
- Sweep Reset Multivibrator
  63
- B Ends a Pulse Amplifier
  63
- General
  63
- Input Amplifiers
  64
- Paraphase Amplifier
  64
Z Axis Amplifier
65
- Input Amplifier
  65
- General
  65
CRT Circuit
66
- High-Voltage Oscillator
  66
- Output Amplifier
  66
- General
  66
- High-Voltage Regulator
  67
- High-Voltage Rectifiers and Output
  67
Low-Voltage Power Supply
68
CRT Control Circuits
68
External Z Axis Input
68
- 12-Volt Supply
  68
- General
  68
  - 150-Volt Unregulated Supply
    70
  - 12-Volt Supply
    70
Volt RMS AC Source
71
Voltage Distribution
71
Calibrator
71
- General
  71
- Oscillator
  71
- Output Amplifier
  71
- Output Divider
  71
Section 4 Maintenance
72
Introduction
72
- General
  72
- Cleaning
  72
- Visual Inspection
  73
- Transistor Checks
  73
- Troubleshooting Aids
  73
- Lubrication
  73
- Recalibration
  73
- Introduction
  73
- Troubleshooting Equipment
  75
- Troubleshooting Techniques
  75
- Power Supply Tolerance
  76
Cover Removal
72
Preventative Maintenance
72
Corrective Maintenance
79
- Obtaining Replacement Parts
  79
- Soldering Techniques
  79
- General
  79
- Component Replacement
  80
  - Removing the Rear Panel
    80
  - Swing-Out Chassis
    80
  - Ceramic Terminal Strip Replacement
    80
  - Vertical Preamp Unit Removal
    81
- Recalibration after Repair
  83
Introduction
96
Test Equipment Required
96
- Type 453/R453
  96
Index
96
- General
  96
- Short-Form Calibration Procedure
  97
- Preliminary Procedure
  101
  - Performance Check Only
    103
  - Adjust - 12-Volt Power Supply
    103
  - Adiust High-Voltage Supply and Check Regulation
    104
  - Adjust CRT Grid Bias
    105
  - Check Low Voltage
    105
  - Check/Adjust Trace Alignment
    105
  - Adjust Astigmatism
    105
  - Check/Adjust y Axis Alignment
    106
  - Check/Adjust CRT Geometry
    106
  - Check/Adjust Channel 1 and 2 Step Attenuator Balance
    106
  - Check/Adjust Channel 1 and 2 Position Center
    107
  - Partial Procedure
    109
  - Check Low-Frequency Vertical Linearity
    111
  - Check Trace Shift Due to Input Gate Current
    112
  - Check Alternate Operation
    112
  - Check/Adjust High-Frequency Compensation
    114
  - Selected Components
    114
  - Check Common - Mode Rejection Ratio
    118
  - Check Attenuator Isolation Ratio
    118
  - Check a and B Internal Triggering Operation
    120
  - Check a and B External Triggering Operation
    120
  - Control Settings
    125
  - Check Auto Recovery Time and Operation
    125
  - Check/Adjust Sweep Start and a Sweep Calibration
    125
  - Check/Adjust Normal Gain
    126
  - Check/Adjust Magnified Gain
    126
  - Check/Adjust Magnifier Register
    127
  - Check/Adjust B Sweep Calibration
    127
  - Check B Sweep Length
    128
  - Check a Sweep Length
    128
  - Check a Variable Control Range
    129
  - Check B Variable Control Range
    129
  - Check/Adjust One-Microsecond Timing
    129
  - Check/Adjust High-Speed Linearity
    130
  - Check a Sweep Timing Accuracy
    130
  - Check a Magnified Sweep Accuracy
    131
  - Check B Sweep Timing Accuracy
    131
  - Check B Magnified Sweep Accuracy
    131
  - Check Delay-Time Accuracy
    131
  - Check Delay-Time Multiplier Incremental Linearity
    132
  - Check Delay-Time Litter
    133
  - Check/Adjust External Horizontal Gain
    133
  - Check External Horizontal Operation
    134
  - Check X-Y Phasing
    134
  - Check X Bandwidth in External Horizontal Mode
    134
  - Check Trace Finder Operation
    135
  - Check Chopped Operation
    135
  - Check/Adjust Calibrator Repetition Rate
    135
  - Check Calibrator Duty Cycle
    136
  - Check Calibrator Risetime
    136
  - Check Current through Probe Loop
    137
  - Check/Adjust Z Axis Compensation
    137
  - Check External Z Axis Operation
    137
  - Check B Gate Output Signa
    138
Section 6 Rackmounting
140
Introduction
140
Rack Dimensions
140
Slide-Out Tracks
140
Mounting Procedure
140
Alternative Rear Mounting Methods
141
Removing or Installing the Instrument
141
Slide-Out Track Lubrication
141
- Dimensional Drawing
  148
- Rear View
  148
- Index of Electrical Parts List
  150
- Electrical Parts List
  151
- Chassis
  152
- Z AXIS Circuit Board Assembly
  162
- LOW VOLTAGE REGULATOR Circuit Board Assembly
  164
- VERT OUTPUT AMP Circuit Board Assembly
  166
- A SWEEP Circuit Board Assembly
  168
- B SWEEP Circuit Board Assembly
  174
- VERTICAL PREAMP Circuit Board Assembly
  179
- Parts List Abbreviations
  187
- Diagrams and Mechanical Parts Illustrations
  189
- Voltage and Waveform
  190
- Test Conditions
  190
- Figure and Index Numbers
  217
- Indentation System
  217
- Index of Mechanical Parts Illustrations
  218
- Mechanical Parts List
  219
- Calibration Test Equipment Chart
  245
- Comparison of Main Characteristics
  245

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