Anritsu S331C Manual do Utilizador descarregar pdf (Página 62)

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Figure 4-5 shows an example of a typical DTF return loss trace.

In the above example:

Marker M1 marks the first connector, the end of the Site Master phase stable Test

Port Extension cable.

Marker M2 marks the first jumper cable.

Marker M3 marks the end of the main feeder cable.

Marker M4 is the load at the end of the entire transmission line.

Procedure - DTF-SWR Mode

The following steps explain how to measure DTF in SWR mode.

Step 1. Press the

MODE key.

Step 2. Select the

DTF-SWR using the Up/Down arrow key and press ENTER.

Step 3. Follow the same procedure as DTF-Return Loss Mode, above.

4-9

Chapter 4 Cable & Antenna Measurements

Figure 4-5. Typical DTF Return Loss Trace

1 2 ... 57 58 59 60 61 62 63 64 65 66 67 ... 94 95

Site Master 1
S113C, S114C 1
S331C, S332C 1
Antenna, Cable and 1
Spectrum Analyzer 1
WARRANTY 2
LIMITATION OF WARRANTY 2
TRADEMARK ACKNOWLEDGMENTS 2
Table of Contents 4
Chapter 6 - Power Measurement 5
Appendix A - Reference Data 6
Appendix B - Windowing 6
Chapter 1 8
General Information 8
Optional Accessories 9
Performance Specifications 10
Resolution 11
Chapter 1 General Information 12
Calibration 13
Preventive Maintenance 13
Annual Verification 14
Chapter 2 16
Functions and Operations 16
Front Panel Overview 17
Function Hard Keys 18
Keypad Hard Keys 19
Soft Keys 21
MODE=DTF: 22
SOFTKEYS: 22
FREQ/DIST 22
AMPLITUDE 22
MODE=SPECTRUM ANALYZER: 23
Power Monitor Menu 30
Self Test 34
Error Codes 34
Description 35
Self Test Error Messages 35
Range Errors 36
InstaCal Error Messages 37
Battery Information 39
BATTERY INDI 40
Important Battery Information 41
Chapter 3 42
Getting Started 42
Calibration Verification 44
CALIBRATION 45
RFOUT/REFLECTION 45
TEST PORT 45
TEST PORT CABLE (OPTIONAL) 45
InstaCal Module Verification 46
Site Master S332C 47
Setting the Scale 48
Save and Recall a Setup 48
Save and Recall a Display 49
Changing the Units 50
Changing the Display Language 50
Printing 51
Printer Switch Settings 52
Using the Soft Carrying Case 53
Chapter 4 54
Cable & Antenna 54
Measurements 54
MODE key 56
Insertion Loss Measurement 57
´ Length (ft) = Loss (dB) 58
MARKER key 63
4-11/4-12 64
Chapter 5 66
Channel Power Measurement 67
1.98 MHz 1.98 MHz 69
885 kHz 885 kHz 69
1.23 MHz 69
Field Strength Measurement 73
5-9/5-10 74
Chapter 6 76
Power Measurement 76
REL soft 77
Chapter 7 78
Site Master Software Tools 78
Installation 79
Using Software Tools 80
Plot Capture 81
Plot Properties 81
Trace Overlay or Plot Overlay 82
Saving Traces 82
Custom Cable List 83
Entering Antenna Factors 84
Uploading Antenna Factors 85
Creating a Database 85
Printing Formats 85
Appendix A 86
Reference Data 86
Appendix A Reference Data 87
Appendix B 90
Windowing 90
Appendix B Windowing 91

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Anritsu S331C Manual do Utilizador Página 62

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