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HP MODEL 330B/C/D DISTORTION ANALYZER
Operating end service manual
Serial prefixed: 009-
English language, 42 pages
Seamless scans
300dpi grayscale lossless LZW tiff scans, lossless ZIP PDF compression, 20 MBytes
Retouched and normalized, print ready.
Table of Contents:
SECTION I, GENERAL DESCRIPTION
1-1 Introduction I-1
1-2 Damage in Transit I-1
1-3 Power Transformer Conversion I-1
1-4 Accessories I-1
1-5 Power Cable I-1
SECTION II, OPERATING INSTRUCTIONS
2-1 Controls and Terminals II-1
2-2 Meter Operating Caution II-2
2-3 Operating Technique II-2
2-4 Voltage Measurement II-2
2-5 DB Measurement II-3
2-6 DBM Measurement Across Loads Not Equal to 600 ohms II-3
2-7 Average Responding Devices-Voltage II-3
2-8 Amplified Voltage Measurement II-5
2-9 AF Distortion Measurement in Percentage II-6
2-10 AF Distortion Measurement in Decibels II-7
2-11 Use of Oscilloscope Terminals II-7
2-12 Average Responding Devices-Distortion II-7
2-13 Measuring Distortion in AM Carriers II-8
2-14 Measuring Noise on AM Carriers II-8
SECTION III, CIRCUIT DESCRIPTION
3-1 General III-1
3-2 Power Supply III-1
3-3 Amplifier and Wien Bridge III-2
3-4 Voltmeter Voltage Divider III-3
3-5 Voltmeter Amplifier III-3
3-6 Rectifier and Meter III-3
3-7 Optional RF Detector III-3
SECTION IV, MAINTENANCE
4-1 General IV-1
4-2 Cabinet Removal IV-1
4-3 Cleaning and Lubricating the Tuning Mechanism IV-1
4-4 Power Supply IV-1
4-5 ube Replacement and Adjustments Required IV-1
4-6 Replacing V12 and V13 IV-6
4-7 Zero Setting the Voltmeter IV-6
4-8 Reducing Excessive Pointer Displacement IV-6
4-9 Calibrating the Voltmeter IV-7
4-10 Adjusting Selective Amplifier Gain IV-7
4-11 Dial Calibration and Balance Adjustment IV-8
4-12 Trouble Localization IV-9
SECTION V, TABLE OF REPLACEABLE PARTS
5-1 Table of Replaceable Parts V-1
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