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BK Precision Manuals
Test Equipment
1474
Service manual
BK Precision 1474 Service Manual
Dual-trace oscilloscope
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Test Instrument Safety
Table of Contents
Differences between Models
Specifications
Accessories
Accessories Supplied
Optional Accessories
Model LC-74 Protective Cover
Model LC-133 Carrying Case
Model RM-14 Rack Mounting Kit
Pr-40 10:1/Direct Probe
Pr-37 Deluxe 10:1/Direct Probe
Controls & Indicators
General Controls
Triggering Controls
Channel B Controls
Channel a Controls
Additional Facilities
Circuit Description
Overview
Vertical Attenuator and Preamplifier
Vertical Mode Logic
Vertical Output Amplifier
Trigger Circuits
Horizontal Sweep
Intensity Circuit
High Voltage Power Supply
Blanking Circuit
Calibration Voltage
Low Voltage Power Supply
Operator Maintenance
Astigmatism
DC Balance
Calibration Check
Probe Compensation
Trace Rotation
Fuse Replacement
Service
Removing the Case
Fuse Replacement
120/240 V Conversion
Disassembly
Troubleshooting
Calibration
General
Calibration Check
Test Equipment Required
Preliminary Procedure
Power Supply Adjustments
Intensity and Display Adjustments
Vertical Axis Adjustments
Horizontal Axis Adjustments
Triggering Adjustments
CAL Square Wave Adjustments
Performance Tests
Parts List
Mechanical Parts List
Vertical Amplifier Board
Vertical Output Amplifier Board
Horizontal Amplifier and Sweep Board
Overall Schematic Diagram, Model 1474
Overall Schematic Diagram, Model 1479
Overall Schematic Diagram, Model 1479B
History of Production Changes
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¼!
IMAXT INTERNATIONAL CORP.
SERVICE MANUAL
for
Model 1474, 1479, 1479A, and 1479B
30 MHz Triggered Sweep
DUAL-TRACE OSCILLOSCOPE
IMAXTEC INTERNATIONAL CORP.
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This manual is also suitable for:
1479
1479a
1479b
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