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Agilent Technologies 53151A, 53152A, 53150A manual Operating the Counter

Models: 53151A 53150A 53152A

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Chapter 1 Getting Started

Operating the Counter

The procedures in this section are designed to familiarize you with the Frequency Counter’s features and controls. Agilent suggests that you follow the steps for each of these procedures, even if you do not presently need to make any measurements or to adjust any of the Counter’s settings. The following procedures are provided:

•Turning the Counter On

•Turning the Display Backlight Off or On

•Selecting an Input Channel

•Using the Menu

•Setting the Serial Port Baud Rate

•Measuring Frequency

•Measuring Relative Frequency

•Offsetting a Frequency Measurement

•Measuring Power

•Measuring Relative Power

•Offsetting a Power Measurement

•Using Power Correction

•Setting the Measurement Rate

•Setting the Number of Averages

•Setting the Resolution

1-8	Operating Guide

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Agilent Technologies 53151A, 53152A, 53150A manual Operating the Counter

Contents

Operating Guide Agilent 53150A/151A/152A Microwave Frequency CounterFor detailed warranty information, see back matter Certification and Warranty CertificationWarranty Safety Considerations GeneralGetting Started Contents2 Operating Your Frequency Counter 3 Specifications A Rack Mounting the CounterC Using the Battery Option MessagesIn This Guide Index Contents and OrganizationIn This Guide 200 Application Notes Related DocumentsIn This Guide Express Repair/Performance Calibration Service USA Only Types of Service Available if Instrument FailsStandard Repair Services Worldwide Repair Instrument YourselfIn This Guide Repackaging for ShipmentAgilent suggests that you always insure shipments Description of the Microwave Frequency Counter In This GuideSupport OptionsHardware RetrofitAccessories Available Accessories Supplied and AvailableAccessories Supplied Agilent 53150A/151A/152A Assembly-Level Service Guide Agilent P/NReference Agilent 53150A/151A/152A Quick Reference GuideQuick Reference QuickRATE QR-1Agilent 53150A/151A/152A Frequency Counter RATEReference QR-2Quick Getting Started The Front Panel at a Glance The Front Panel at a GlanceChapter 1 Getting Started 20 19 18 17 16 15The Front Panel Indicators at a Glance The Front Panel Indicators at a GlanceChapter 1 Getting Started The Front Panel Menus at a GlanceThe Front Panel Menus at a Glance Operating GuideChapter 1 Getting Started The Display Annunciators at a GlanceThe Display Annunciators at a Glance Rel FreqThe Display Special Characters at a Glance The Display Special Characters at a GlanceThe Auxiliary connector is not installed on standard production units The Rear Panel at a GlanceThe Rear Panel at a Glance Chapter 1 Getting StartedOperating the Counter Operating the CounterOperating the Counter Press key onePOWER Turning the Counter On1-10 ErrorClear Turning the Display Backlight Off or OnOperating the Counter Displaying the Menu Using the MenuNavigating in the Menu and Changing Settings Operating the CounterEnter Operating the CounterShift Menu When you press the right-arrow key, the flashing annunciator Operating the CounterReset Local Setting the Serial Port Baud Rate Menu Example1-15 Chapter 1 Getting StartedChapter 1 Getting Started Selecting the Input Channel1-16 Operating the CounterMeasuring Frequency Operating the Counter2. Avoid dropping or striking either portion of the connector Operating the CounterMeasuring Relative Frequency Operating the CounterOffsetting a Frequency Measurement Operating the CounterOperating the Counter 1-21Chapter 1 Getting Started Operating GuideOperating the Counter Measuring Power Channel 2 OnlyDisplay Power dBm/W Selecting the Unit of Measurement for PowerOperating the Counter Operating the Counter Measuring Relative PowerOffsetting a Power Measurement Operating the Counter 1-25Chapter 1 Getting Started Operating GuideOperating the Counter Using Power CorrectionPower Correction Theory of Operation Increasing Profile Accuracy Operating the CounterOperating the Counter Selecting a Power-Correction ProfileEntering Data Points in a Power-Correction Profile Chapter 1 Getting Started 1-29Reset Local Operating the CounterOperating the Counter 1-30Chapter 1 Getting Started Operating Guidethe measurement display. To remain in the Power Correction menu so you Operating the CounterChapter 1 Getting Started Setting the Measurement Rate1-32 Operating the CounterEnter Enter Setting the Number of AveragesOperating the Counter Setting the Resolution Operating the CounterOperating the Counter 1-35Chapter 1 Getting Started Operating GuideOperating the Counter 1-36Chapter 1 Getting Started Operating GuideOperating Your Frequency Counter Introduction IntroductionChapter Summary How this Counter Works for You How this Counter Works for YouSummary of the Measurement Sequence Summary of the Measurement SequenceSequencing Through the Menu Using the Selection KeysUsing the Selection Keys Numeric Entry Using the Selection KeysChanging States Using the Selection KeysUsing the Selection Keys Press the up- or down-arrow key to cycle through the available choicesAcknowledging Messages Using the Clear and Reset/Local KeysUsing the Clear and Reset/Local Keys Other Function Selection Keys Other Function Selection KeysOther Function Selection Keys Relative frequency measurement Rel Freq. Press Shift, and then press the Rel Freq Offset On/Off key to measure the difference in frequency between the current measurement and the measurement taken at the time you pressed the Rel Freq key drift2 Press the POWER button on the front panel 1 Connect the Counter to a power source, and set theMain ~ Power switch on the back panel to 1 on 3 Connect an input signal to ChannelMeasuring Frequency maximum rated frequency for the instrument, the Counter displaysSetting the Resolution Setting the Resolution and Measurement RateSetting the Resolution and Measurement Rate Setting the Resolution and Measurement Rate Resolution Setting Example1 Press the Resol key to enter the resolution-setting mode Setting the Measurement Rate Rate Setting Example1 Press the Rate key to enter the rate-setting mode Setting the Resolution and Measurement RateSetting the Number of Averages Setting the Number of AveragesAverages Setting Example 1 Press the Avg key to enter the averages-setting modeSetting the Number of Averages Note that the tens and units values are set separatelySetting the Number of Averages In certain situations, the length of time that the AVERAGING message is displayed can be affected by additional factors. When you are measuring frequency, the current resolution setting, the rate setting, and the quality of the signal all affect the length of time required to make the measurements and complete the average computationMeasuring Relative Frequency Measuring Relative FrequencyRelative Frequency Example Frequency Offset Example Offsetting a Frequency MeasurementOffsetting a Frequency Measurement 2 Press the Shift key, and then press the Freq Offset Rate keyOffsetting a Frequency Measurement 5 Press the Enter key to confirm the offset value and exit theoffset-entry display Rel Freq 6 Press the Offset On/Off keyOffsetting a Frequency Measurement Measuring Power Measuring PowerPower Measurement Example 1 Press the Display Power key to enable power measurement2 Press the Shift key, and then press the dBm/W Display Power key Measuring PowerMeasuring Relative Power Measuring Relative PowerRelative Power Example Offsetting a Power Measurement Offsetting a Power MeasurementPower Offset Example that you can change the value of the flashing digit using the up- and in the power-offset display that you need to adjust to enter theoffset value, and then use the up- and down-arrow keys to adjust displays HI in the power display when the Power Offset function isRel Freq 6 Press the Offset On/Off key in the POWER area of the front panelOffsetting a Power Measurement Using Power Correction Using Power CorrectionPower Correction Theory of Operation Using Power CorrectionUsing Power Correction Power Correction ExamplesIncreasing Profile Accuracy 3 Press the right-arrow key once Power Correction Example Selecting a Correction Profile1 Press the Shift key, and then press the Menu Reset/Local key For this example, choose profile number5 Press the Enter key to select profile number Using Power CorrectionUsing Power Correction Power Correction Example Editing Data Point Values2 Press the right-arrow key Using Power Correction 3 To insert values in an empty data point, press the up- and/or down-arrow key repeatedly to cycle through the data points in the selected profile to locate one that contains values of 0.0 for both loss and frequencyUsing Power Correction 6 Use the right-arrow key to move to each of the remaining digits in the frequency setting, and use up- and down-arrow keys to adjust their values, if necessaryUsing Power Correction profile are sorted by frequency and stored in that order. ThereforeUsing the Menu Using the MenuUsing the Menu DO SELF TEST - Starts the sequence of built-in testsSAVE - Saves a copy of the current user settings in non-volatile memory. Nine sets 0 - 8 can be saved, and set 0 is automatically read on startup. To have the Counter automatically start up with your preferred settings, save these settings in set Navigating in the Menu and Changing SettingsUsing the Menu Reference Oscillator REF OSC Using the MenuOperating Hours OP HOURS Battery Voltage BATT VOLTAGEDo Self Test Model Number, Firmware Version, Serial Number, and Option CodesUsing the Menu VVV is the version number of the Counter’s firmware, and XX, YYY, and ZZZZ are other numerical codes that are reserved for Agilent internal use. The flashing annunciators at either end of the first line of the display indicate that you can use the equivalent arrow key to scroll left and/or right to the next field of information2-45 PresetTable 2-1. Factory Default Function Settings Using the MenuPower Correction PWR CORR Recall User Settings RECALLSave User Settings SAVE RS-232 Serial Port Data Rate BAUDSpecifications Introduction Chapter 3 SpecificationsIntroduction Operating GuideOperating Guide Measurement Specifications and CharacteristicsChapter 3 Specifications Acquisition Time 1 MHz FM rateEmissions “kickback noise” Chapter 3 SpecificationsOperating Guide see graphs for typical dataGraph −10 dBm input level at 25C Chapter 3 SpecificationsOperating Guide Graph 0 dBm and −20 dBm inputOperating Guide Typical* power measurement uncertainty at −25 dBm input levelChapter 3 Specifications Graph −25 dBm input level at 25C Graph −25 dBm input level fromTimebase Accessories SuppliedAccessories Available Internal Timebase StabilityChapter 3 Specifications Operating GuideRack Mounting the Counter Rack Mounting the Counter Rack Mounting the CounterRack Mounting the Counter Panel Filler Adapter AssemblyAppendix A Rack Mounting the Counter Rack FlangeRack Mounting the Counter Messages Overview OverviewStatus Messages Table 3-1. Status MessagesTable 3-2. Self-Test Messages Self-Test MessagesSelf-Test Messages Appendix B MessagesTable 3-3. Error Messages Error MessagesError Messages Operating Guide Error Messages Table B-3. Error Messages continuedAppendix B Messages MessageOperating Guide Error MessagesAppendix B Messages Using the Battery Option Operating the Counter from the Batteries Battery Charge IndicatorFigure C-1. Battery Charge Level Indicator OverviewOperating the Counter from a DC Power Source Operating the Counter from a DC Power SourceRemoving the Batteries Figure C-2. External DC Power SocketReplacing the Batteries Replacing the BatteriesInstalling Batteries Replacing the Batteries3 Battery terminals Battery chamberBattery sled Figure C-3. Removing and Installing BatteriesReplacing the Batteries Charging the Batteries Charging the BatteriesPrecautions PrecautionsPrecautions C-10Appendix C Using the Battery Option Operating GuideIndex SYMBOLSIndex Index-1Index IndexIndex-2 Operating GuideIndex Index-3Index Operating GuideIndex Index-4Index Operating GuideIndex Index-5Index Operating GuideIndex Index-6Index Operating GuideIndex Index-7Index Operating GuideIndex Index-8Index Operating GuideUsing Power Correction, 2-30 Using the Clear and Reset/Local Keys Index-9user setting Using the Menu Using the Selection KeysIndex Index-10Index Operating GuideService and Support callingElectrostatic Discharge Immunity Testing Warranty cont’dSafety Considerations cont’d Continued from front matterManufacturer’s Address 5301 Stevens Creek Blvd DECLARATION OF CONFORMITYManufacturer’s Name Santa Clara, California U.S.ADC.fm Page 2 Monday, July 22, 2002 1051 AM