HP 339A - Page 5

Model
339A
Table
of Contents
TABLE
OF
CONTENTS
Section
Page
1.
General
Information
1-1
1-1.
Introduction
1-1
1-4.
Specifications
1-1
1-6.
Instrument
and
Manual
Identification
1-1
1-10.
Description
1-1
1-17.
Options
1-2
1-19.
Recommended
Test
Equipment
1-2
Section
Page
II.
Installation
2-1
2-1.
Introduction
2-1
2-3.
Initial
Inspection
2-1
2-5.
Preparation
For Use
2-1
2-6.
Power
Requirements
2-1
2-8. Line
Voltage
Selection
2-1
2-10. Power
Cable
2-1
2-12.
Grounding
Requirements
2-1
2-14. Bench
Use
2-2
2-16.
Rack
Mounting
2-2
2-18.
Environmental
Requirements
.2-2
2-19.
Operating and
Storage
Temperature
2-2
2-22.
Humidity
2-2
2-24.
Altitude
2-2
2-26.
Repackaging
For
Shipment
2-2
Section
Page
III.
Operation
3-1
3-1. Introduction
3-1
3-3.
Operating
Characteristics
3-1
3-4.
General
3-1
3-11.
True
RMS
vs
Average
Responding Detection
3-1
3-13.
Turn-On
and Warm-Up
3-2
3-15. Distortion
Measurement
3-2
3-16.
Distortion
Measurement Using
the
339A
Internal
Oscillator
3-2
3-18.
Distortion
Measurement of an
External
Source
3-3
3-20.
AM
Detector
3-3
3-22.
Voltmeter Operation
3-3
3-24.
Normal
Voltmeter
Operation
3-3
3-26.
Relative Level
Operation
3-4
3-28.
Oscillator Level
Operation
3-4
3-31. VU
Measurements
3-4
3-33.
Filters
3-4
3-35.
Input Ground Select
3-4
3-37.
Monitor Output
3-5
Section
Page
III.
3-39.
Oscillator Operation
3-5
3-40.
Frequency Selection
3-5
3-42.
Output Level
3-5
3-44. Operational
Verification
Checks
3-5
3-46. Preliminary Procedure
3-5
3-48. Oscillator
3-5
3-50. AC
Voltmeter
3-5
3-52.
Distortion Analyzer
3-6
3-54. Filters
3-6
3-56. Operator’s
Maintenance
3-7
3-57.
Fuse Replacement
3-7
3-
59.
Adjustment
of
Meter
Mechanical
Zero
3-7
Section
Page
IV.
Performance
Test
4-1
4-
1.
Introduction
4-1
4-3. Equipment
Required
4-1
4-5.
Test
Record
4-1
4-7. Calibration
Cycle
4-1
4-9. Voltmeter
Performance Tests
4-1
4-11.
Full-Scale Accuracy
and
Frequency
Response Test
4-1
4-12.
Meter Tracking and Monitor
Output Accuracy Test
4-2
4-13. RMS
Accuracy
(crest
factor) Test
4-4
4-14. Filter Accuracy Test
4-4
4-15.
Oscillator
Performance Tests
4-5
4-16. Output
Level and
Flatness
Test
4-5
4-17. Output
Impedance Test
4-5
4-18.
Oscillator
Frequency Accuracy
Test .
4-6
4-19. Oscillator
Total Harmonic
Distortion
Test
4-7
4-20.
Distortion
Analyzer
Performance
Tests
4-8
4-22.
Fundamental Rejection
and
Induced Distortion Test
4-8
4-24.
Distortion Measurement
Accuracy Test
4-10
4-25.
Residual Noise Test
4-11
4-
26.
Input
Impedance Test
4-11
Section
Page
V.
Adjustments
5-1
5-
1.
Introduction
5-1
5-3.
Equipment Required
5-1
5-5.
Adjustment
Locations
5-1
iii