Tektronix 5a21n difrential amplifier instruction manual – Op Service Manual
TABLE OF CONTENTS
SECTION 1 SPECIFICATION Page
Introduction 1-1
Table 1-1 Electrical Characteristics 1-1
Table 1-2 Environmental Characteristics 1-2
SECTION 2 OPERATING INSTRUCTIONS
Plug-in Insertion and Removal 2-1
Controls and Connectors 2-1
First Time Operation 2-2
Preparation 2-2
Step Attenuator Balance Adjustment 2-3
Gain Check 2-3
General Operating Information 2-3
Applying Signals 2-3
Signal Input Connectors 2-3
High Impedance Input 2-4
Display Polarity 2-4
Deflection Factor 2-4
Voltage Comparison Measurements 2-4
Differential Operation 2-5
Voltage Probes 2-6
Current Probes 2-7
SECTION 3 CIRCUIT DESCRIPTION
Block Diagram Description 3-1
Detailed Circuit Description 3-1
Plug-in Logic 3-1
Input Coupling 3-1
Current Probe Amplifier 3-2
Input Attenuators 3-2
Input Protection 3-2
Preamplifier Stage 3-2
Common-Mode Rejection 3-3
Isolation Stage 3-3
Output Amplifier 3-4
Trigger Signal Amplifier 3-4
Vertical Switching and Readout 3-4
SECTION 4 CALIBRATION
Services Available 4-1
Using This Procedure 4-1
Test Equipment Required 4-1
Preliminary Control Settings 4-2
Part I – Performance Check 4-3
Part II – Adjustment 4-7
SECTION 5 ELECTRICAL PARTS LIST
SECTION 6 DIAGRAMS
Symbols and Reference Designators
Schematic Diagrams and Component Board Locations
SECTION 7
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