Contents
Model 8642A/B
CONTENTS
SECTION 4
SECTION 5
PERFORMANCE TESTS
ADJUSTMENTS
Introduction
...................
4-3
Recommended Test Equipment
........
4-3
Test Record
...................
4-3
Abbreviated Performance Testing
.......
4-4
Level Accuracy and Flatness Tests ....... 4-6
Harmonics Tests
................. 4- 12
Pulse On/Off Ratio Test
............. 4- 14
Residuals Tests
..................
4- I6
AM, FM, and (PM Tests
.............
4- 18
Extended FM Dist.ortion Test ......... 4-25
Internal Modulation Oscillator Tests ...... 4-27
SWR
........................
4-30
Spurious Test ...................
4-35
Third Order Intermodulation
..........
4-37
SSB Phase Noise Test
.............. 4-39
SSB Phase Noise Test (Optional) ........ 4-42
Extended Pulse Tests
..............
4-46
Optional Residual FM Test ........... 4-49
Internal Time Base Aging Rate Test
......
4-51
Adjustments . . . . . . . . . . . . . . . . . . . 5-2
Auto-Adjust Routines . . . . , . , , . . , , . . 5-2
Description . . . . . . . . . . . . . . . . . 5-2
How All Auto-Adjust Procedures Begin . 5-3
Correction Data Special Functions. . . . . . . 5-5
Identifying the Contents of A20 . . . . . 5-5
Identifying the Contents of A3 . . . . . . 5-7
Interpreting Cal Data Stats . . . . . . . 5-8
vi