List Of Illustrations

Number Title Page 1-1. Model 140A Oscilloscope with Model 1400A Amplifier and Model 1420A

Time Base Plug-In Units 1-1

1-2. Cathode-Ray Tube Warranty 1-3

2-1. Rack Mounting Procedure 2-0

3-1. Model 140A Controls 3-2

4-1. Model 140A Block Diagram 4-1

4-2. Regulated Power Supply Block Diagram 4-2 4-3. High-Voltage Power Supply Block

Diagram 4-3

Number Title Page

5-1. Component Locations, Top View 5-2 5-2. Adjustment and Component Locations

Bottom View 5-3

5-3. Removal of High-Voltage Deck Assembly 5-8 5-4. Component Locations on High-Voltage

Deck 5-9

5-5. Component Locations on Low-Voltage

Board 5-10

5-6. Low-Voltage Power Supply (Schematic) 5-11 5-7. Component Locations on High-Voltage

Board 5-12

5-8. High-Voltage Power Supply (Schematic) 5-13

5-9. Plug-In Connectors 5-14

6-1. Cabinet Parts, Exploded View 6-2

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