ROHDE & SCHWARZ Precision oscilloscope Type OMF BN1912
Instruction book
Precision oscilloscope
Type OMF BN 1912
Edition R 9833/365 (Translation of German edition R9499/1064)
(service manual)
English language
94 pages

Text, images and schematics 300dpi grayscale, lossless LZW tiff scans, lossless ZIP PDF compression, 42 MBytes




TABLE OF CONTENTS
Table of Contents
https://www.tradebit.comcifications
1.1 Cathode-ray tube
1.2 Y-axis amplifier
1.3 Unblanking circuits
1.4 X-axis amplifier
1.5 Sweep
1.6 Synchronization
1.7 General
1.8 Accessories
2. Uses
3. Description
3.1 Mechanical Construction
3.2 Circuitry
3.2.1 Y Amplifier with AdditionalFacilities
3.2.2 Synchronization
3.2.3 Time Base
3.2.4 X Amplifier
3.2.5 Time-marker Generator
3.2.6 High-voltage Source
3.2.7 Voltage Regulators
3.2.8 Power Supply
Operating Instructions
4.1 Preparation for Use
4.1.1 Adapting to the Local AC Supply Voltage
4.1.2 Zero of the Meter
4.1.3 Switching on
4.1.4 Basic Adjustment
4.2 Operation
4.2.1 Vertical Amplifier
4.2.1.1 Y  Inputs
4.2.1.2 Y  Attenuator
4.2.1.3 Modes of Operation
4.2.2 Synchronization and Sweep
4.2.2.1 Sync Inputs
4.2.2.2 Sync Selection
4.2.2.3 Trigger Level and Stability
4.2.2.4 Time Base and Sweep Magnifier
4.2.3 Horizontal Amplifier
4.2.4 Time Markers
4.2.5 Calibration Level Facility and Voltage Measurement
4.2.3 Graticules
4.3 Photographic Recording
5. Maintenance
5.1 Adjusting the AccessibleTrimmer Potentiometers 0 POS. and SYMMETRY controls
5.2 Replacement of Valves and Trimming
5.2.1  Replacement of the Cathode-ray Tube
5.2.2  Trimming after the ValveReplacement
5.2.3  Instructions for Further Trimming Procedures
5.2.3.1 Anode Supply Regulator
5.2.3.2 Heater Supply Regulator
5.2.3.3 High Voltage
5.2.3.4 Y Amplifier
5.2.3.5 Time Base
5.3 Adaptation of RF Sockets to other Connector Systems
Transformer Connection Plan
6. Table of Replaceable Parts
Block Diagram
Front View
Circuit Diagrams