Telewave, Inc.
Model 44A/AP
Page 1
MODEL 44A/AP BROADBAND RF WATTMETER
DESCRIPTION AND OPERATION
CONTENTS PAGE
1. SPECIFICATIONS 2
2. GENERAL DESCRIPTION 3
3. PHYSICAL DESCRIPTION 5
4. FUNCTIONAL DESCRIPTION
Schematic and Parts List 6
Functional Description 7
Accessory List 8
5. OPERATION
Unpacking and Connections 9
Power Measurements 10
VSWR Calculations 11
True Power at Load Calculation 11
Directivity and Insertion Error 12
6. MAINTENANCE
Warranty Service and Calibration 13
Parts Location 14
Calibration / Adjustment Procedure 15
7. REFERENCE
VSWR Nomograph 17
Low Frequency Correction Chart 18
Jumper Cable Cutting Chart 19
Telewave, Inc. • 660 Giguere Court • San Jose, CA 95133
1-800-331-3396 • 408-929-4400 • www.telewave.com
TWDS-8007 Rev. 9/08 • All Contents © 2008 Telewave, Inc.
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