Manuals / Anritsu / Home Audio / Stereo System

Anritsu S251B manual 3-13, Functions and Operations, 9.Rectangular Windowing Example

Models: S251B

1 84

Page 31

Figure 3-9. Rectangular Windowing Example

Chapter 3 Functions and Operations

	D is t a n c e T o F a u lt
-
- 1
- 1
- 2
- 2
- 3
R e t u r n
- 3
- 4
- 4
- 5
5	1 0 1 52 0 2 5 3 0	3 5 4 45 0 5505	6 0
	F e e t

Figure 3-9. Rectangular Windowing Example

		D is t a n c e T o F a u lt
-
- 1
- 1
- 2
- 2
- 3
R e t u r n
- 3
- 4
- 4
- 5
5	1 0 1 5 2 0	2350 3 5 4 04 5 5 0 5 5 6 0
		F e e t

Figure 3-10. Nominal Side Lobe Windowing Example

3-13

Page 31

Image 31

Anritsu S251B 3-13, Functions and Operations, 9.Rectangular Windowing Example, 10.Nominal Side Lobe Windowing Example

Contents

Cable Analyzer Site Master Model S251B Antenna andUsers Guide NOTICE WARRANTYLIMITATION OF WARRANTY TRADEMARK ACKNOWLEDGMENTSPage Chapter 4 - Measurements Chapter 1 - General InformationChapter 2 - Getting Started Chapter 3 - Functions and Operations4-16 Making Power MeasurementsSWR Return Loss and Cable Loss Measurement DTF MeasurementChapter 5 - Software Tools Program iii/ivAppendix A - Reference Data Description Standard AccessoriesChapter General Information IntroductionOptions Optional AccessoriesChapter 1 General Information Chapter 1 General Information Performance SpecificationsValue Table 1-1. Performance Specifications 1 ofChapter 1 General Information Description Site MasterChapter 1 General Information Table 1-2. Performance Specifications 2 ofChapter 1 General Information Preventive MaintenanceAnnual Verification CalibrationChapter 1 General Information Chapter 1 General Information Table 1-2. Anritsu Service CentersChapter Getting Started Charging a New BatteryCharging the Battery in the Site Master Charging the Battery in the Optional ChargerChapter 2 Getting Started Battery Charge IndicatorBattery Indicator Chapter 2 Getting Started Discharging the NiMH BatteryBattery Life Important Battery InformationChapter 2 Getting Started Use only Anritsu approved battery packsSOFT KEYS Chapter Functions and OperationsFront Panel Overview IntroductionChapter 3 Functions and Operations Test Connector PanelBattery PowerENTER Keypad ControlsAUTO SCALEDISPLAY SETUPPRINT RECALLChapter 3 Functions and Operations SWEEPUp/Down Arrow KeySWEEP Soft KeysFREQ/DIST AMPLITUDEOFFSET MODE=POWER MONITOR SOFTKEYSChapter 3 Functions and Operations UNITSAMPLITUDESWEEP FREQ/DISTChapter 3 Functions and Operations MARKER TO PEAK MARKER TO VALLEY Chapter 3 Functions and OperationsMARKER MARKER TO PEAK MARKER TO VALLEYBACK SPACE 3-10Chapter 3 Functions and Operations ABC DEF GHI JKL MNO PQR STU VWXChapter 3 Functions and Operations 3-11FREQ/DIST Displays the frequency or distance menu depending on the measurement mode Chapter 3 Functions and Operations 3-12BACK — Returns to the Distance Menu Figure 3-10.Nominal Side Lobe Windowing Example 3-13Chapter 3 Functions and Operations Figure 3-9.Rectangular Windowing ExampleFigure 3-12.Minimum Side Lobe Windowing Example 3-14Chapter 3 Functions and Operations Figure 3-11.Low Side Lobe Windowing ExampleMenu 3-15AMPLITUDE AmplitudeChapter 3 Functions and Operations 3-16BACK — Return to the Sweep menu Chapter 3 Functions and Operations 3-17ALL OFF — Turns all markers off Sub-Menu 3-18Clock Chapter 3 Functions and OperationsDISPLAY 3-19Chapter 3 Functions and Operations RECALL3-20 Power Monitor MenuChapter 3 Functions and Operations OPTIONS Printing3-21 Printing a ScreenPRINT Printer Switch Settings3-22 PRINTERSymbol SymbolsSelf Test 3-23vice Center Error CodesSelf Test Errors 3-24Vf is the relative propagation velocity Range Errors3-25 MaximumUnaliased RangeChapter 3 Functions and Operations 3-26CANNOT ZERO Chapter 3 Functions and Operations 3-273-28 Using the Soft Carrying CaseChapter 3 Functions and Operations Measurement Functions Chapter MeasurementsIntroduction Calibration Procedure Power On ProcedureChapter 4 Measurements Performing a Calibration Selecting the Frequency RangeChapter 4 Measurements Chapter 4 Measurements Setting the Amplitude ScaleSaving the Setup Recalling a SetupRecalling a Display From Memory Saving a Display to MemoryChapter 4 Measurements Chapter 4 Measurements Figure 4-6.Insertion Loss Mode Calibration Results Loads at RF Out and RF In Chapter 4 MeasurementsNOTES: For best calibration results–compensationfor all measurement system uncertainties–ensurethat the Open/Short/Load is at the end of the test port or optional extension cable; that is, at the same point as the antenna or device to be tested will be connected Chapter 4 MeasurementsRequired Equipment Device-Under-TestSpecificationProcedure SWR Return Loss and Cable Loss MeasurementNOTES 4-10Performing a Calibration Chapter 4 MeasurementsFigure 4-9.Cable Measurement Test Setup 4-11SWR or Return Loss Measurement Set the Amplitude Scale and Limit LineStep 24. Enter 6, 2, 5 using the key pad or the Up/Down arrow key. Press ENTER to set the Start Frequency to 625 MHz 4-12Chapter 4 Measurements 4-13 Setting the MarkersChapter 4 Measurements Setting the Amplitude Scale Setting the Segment Limit LInes4-14 Cable Loss MeasurementChapter 4 Measurements 4-15Figure 4-12.Cable Loss Measurement Results Procedure 4-16DTF Measurement Device-Under-TestSpecificationStep 13. Press ENTER to start the calibration 4-17Performing a Calibration Chapter 4 MeasurementsChapter 4 Measurements Setting the Marker4-18 Setting the Amplitude ScaleChapter 4 Measurements 4-19Figure 4-13.DTF - SWR Measurement Results cable length Chapter 4 Measurements 4-20Setting the Amplitude Scale Setting the MarkersChapter 4 Measurements 4-21Figure 4-15.DTF - SWR Measurement Results cable quality Device-Under-TestSpecification 4-22Insertion Gain Amplifier Measurement Selecting the MeasurementOPTIONAL 4-23Chapter 4 Measurements TEST PORT CABLEFigure 4-20.Amplifier Gain Measurement Setup 4-24Amplifier Gain Measurement Setting the MarkersChapter 4 Measurements 4-25Activating the Bias Tee Setting the Amplitude ScaleChapter 4 Measurements 4-26Figure 4-22.Measurement Display of Amplifier Gain Measuring High Input Power Levels Making Power MeasurementsEntering Power Monitor Mode Zeroing the Power MonitorRequirements Communication Port SettingChanging COM Port Settings–Windows95/98/NT Chapter Software Tools ProgramChapter 5 Software Tools Program Plot Capture Software InstallationChapter 5 Software Tools Program Serial Interface Capture multiple traces to a databaseCapture single or multiple traces to PC screen COM port Program defaults to COM2Saving a Custom Cable List Custom Cable List Uploading and DownloadingChapter 5 Software Tools Program Fault Location SoftwareSmith Chart Software Program OperationChapter 5 Software Tools Program Pasting a Plot in Graphic or Spreadsheet For- matSaving Data to a Database “Drag-n-Drop”Printing Each cable/antenna tends to have a unique Distance-To-FaultDTF “Signature” because differing cable electrical lengths, cable types, dielectric thickness variations, and the posi- tions of components connectors, adapters, and lightning arresters will cause different re- flections at differing positions in the transmission line. Variations in the “signature” between maintenance intervals offer a good indication of damage or damage causing condi- tionsChapter 5 Software Tools Program Relative Propagation Velocity Vf Coaxial Cable Technical DataAppendix A Reference Data Cable TypeNominal Attenuation Appendix A Reference DataCable Type Relative Propagation Velocity Vf