HP 8901B

Model 8901B Contents
CONTENTS
Section 1 . General Information
Introduction to This Manual ............................................ 1-1
Operation and Calibration Manual ....................................... 1.1
Service Manual .................................................. 1-1
Specifications ..................................................... 1.2
Safety Considerations
................................................ 1.2
Recommended Test Equipment
........................................... 1.2
Instniments Covered by This Manual ....................................... 1.2
Options ...................................................... 1-2
SerialNumbe rs .................................................. 1-2
Documentation Updating
............................................. . 1-2
A Description of the Manual Update Packet ................................ . 1-2
Signing Up for the Documentation Update Service ............................. . 1-3
Hewlett-Packard Interface Bus (HP-IB) ..................................... . 1-3
Compatibility. ................................................. . 1-3
Selecting the HP-IB Address ......................................... . 1-3
Additional Equipment Information ......................................... 1-3
Options
...................................................... 1-3
Accessories Supplied
............................................... 1-4
Electrical Equipment Available
........................................ . 1-4
Mechanical Equipment Available ....................................... . 1-5
Description of the Modulation Analyzer
...................................... 1-6
RF Power Measurements ........................................... . 1-6
RF Fkequency Measurements ......................................... . 1-7
Modulation Measurements .......................................... . 1-7
Additional Features .............................................. . 1-7
Specialhctions ................................................ 1-8
Extending Measurement Range ........................................ . 1-8
Programmability ................................................ . 1-8
........................... 1-8
RF Circuitry ................................................... 1-9
LOCircuitry
.................................................. 1-11
IFCircuitry .................................................. 1-11
Audio Circuitry ................................................ 1-11
Modulation Basics ................................................. 1-12
Amplitude Modulation ............................................ 1-12
Exponential Modulation ............................................ 1-15
Other Considerations
............................................. 1-17
Filters, De-emphasis Networks and Modulation Calibrators ......................... 1-7
Principles of Operation Using A Simplified Block Diagram
vii