Agilent Technologies 8568B Specifikace

Errata Title & Document Type: Manual Part Number: Revision Date: HP References in this Manual This manual may contain references to HP or He

Humidity...3-16Operation...3-16Storage...3-16EM1...3-16X-Rays...

Error MessagesSelf-explanatory error messages are incorporated into the OperationVerification program to assist you in identifying errors.‘I&t Des

1. Input Attenuator Switching Uncertainty1. InputAttenuatorSwitchingUncertaintySpecificationRelated PerformanceTestDescriptionf 1 .O dB over 10 to 70

2. IF GainUncertaintySpecificationRelated PerformanceTestDescription0.0 dBm to -55.9 dBm . . . . . . . . . . . . . . . . . . . . . . . . . . f0.6 dB-5

3. Scale Fidelity (Log)3. Scale Fidelity(Log)Specification5*l.OdBmax. over0to80 dBdisplay<f 1.5dBmax. over0to90 dBdisplayRelated Performance Amplit

4. Scale Fidelity(Linear)SpecificationRelated PerformanceTestDescription413% of Reference LevelAmplitude Fidelity TestA signal source of known amplitu

5. Log Scale Switching Uncertainty5. Log ScaleSwitchingUncertaintySpecificationRelated PerformanceTestDescription310.5 dBLog Switching Uncertainty Tes

6. ResolutionBandwidthsSpecificationRelated PerformanceTestsDescriptionNoteBandwidthAmplitude10 Hz to 3 MHz; *20%3 kHz to 1 MHz; flO%(Referenced to 1

7. Impulse and Resolution Bandwidths (Opt. 462 Impulse Bandwidth)7. Impulse andResolutionBandwidths (Opt.462 ImpulseBandwidth)Specification BandwidthA

8. Line RelatedSidebandsSpecification85 dB below the peak of a CW signal (Option 400: ~75 dB)Related PerformanceLine Related Sidebands TestTestDescrip

9. Residual FM9. Residual FMSpecificationRelated PerformanceTestDescriptionLess than 3 Hz peak-to-peak for sweep time 510 s; span ~100 kHz;resolution

5. Operation VerificationWhat You’ll Find in This Chapter ...5-lTest System Configuration...5-5Equipment Connections...

10. RF GainUncertaintySpecificationRelated PerformanceTestDescriptionRF gain uncertainty due to second LO shift: fl.O dB (uncorrected)RF Gain Uncertai

11. Sweep Time Accuracy11. Sweep TimeAccuracySpecificationSweep time 1100 s...4110%Sweep time >lOO s...

12. Average NoiseLevelSpecificationRelated PerformanceTestDescriptionDisplayed: < - 135 dBm for frequencies > 1 MHz, <- 112 dBm forfrequencie

13. Residual Responses13. ResidualResponsesSpecificationRelated PerformanceTestDescription-105 dBm, with 0 dB input attenuationResidual Responses Test

14. FrequencySpan AccuracySpecificationRelated PerformanceTestDescriptionFor spans >l MHz; f(2% of the actual frequency separation, + 0.5%of span s

15. Frequency Response15. FrequencyResponseSpecificationRelated PerformanceTestDescriptionINPUT #lf 1 .O dB, 100 Hz to 500 MHz (2 10 dB RF Attenuation

16. SecondHarmonicDistortionSpecificationRelated PerformanceTestDescriptionFor mixer level s-30 dBm:100 Hz to 10 MHz . . . . . . . . . . . . . . . . .

17. Third Order Intermodulation Distortion17. Third OrderIntermodulationDistortionSpecificationRelated PerformanceTestDescriptionIntercept is greater

18. CalibratorOutput AmplitudeAccuracySpecification-10 dBm, 310.2 dBRelated PerformanceCalibrator Output Amplitude Accuracy TestTestDescriptionThe pow

Figuresl-l. HP 8568B with Accessories Supplied...1-2. AC Power Cables Available...l-3. Typical Serial Number Label...1-4. Sta

‘Ifibles1- 1. Static-Safe Accessories ...l-2. Factory Packaging Materials...l-3. Hewlett-Packard Sales and Service Offices2-l. Decimal and B

1General InformationWhat You’ll Find inThis chapter introduces you to the HP 8568B spectrum analyzerThis Chapterand its options and accessories. Refer

Introducing theHP 8568BSafetyAccessories SuppliedThe HP 8568B spectrum analyzer is capable of measuring signals from-135 dBm to +30 dBm over a frequen

FRONT VIEWIF-DisplaySect ionRF SectionREAR VIEWIF-DisplaySect ionRF Sect ionFigure l-l. HP 8568B with Accessories SuppliedDescriptionHP Part NumberTyp

tPLUG TYPE * *Hy;A;TPLUGCABLECABLEFOR USEDESCRIPTIONLENGTHCOLORIN COUNTRYNUMBERa.4 (INCHES)250V8120-1351Straight* BS1363A229 (90) Mint GrayGreat Brito

Accessories AvailableA number of accessories are available from Hewlett-Packard to helpyou configure your HP 8568B for your specific needs.Preamplifie

HP 85685A RFPreselectorService KitsThe HP 85685A RF Preselector can be usedwith an HP 8568B to form a multi-purpose RFtest receiver. It improves spect

Installation andVerification ManualHP 8568B Spectrum AnalyzerIncludes Option 001, Option 400,Option 462, and Option 857HP Part No. 08568-90119Printed

Option 857Option 908Option 910Option 913Option 915EM1 and general-purpose measurements. Option462 instruments with HP 85662A (top box) serialprefixes

The letter identifies the country in which the instrument wasmanufactured. The five-digit suffix is a sequential number and isdifferent for each instr

Calibration CycleTo ensure that the HP 8568B meets the specifications listed in Chapter3, the operation verification listed in Chapter 5 should be per

ElectrostaticElectrostatic discharge (ESD) can damage or destroy electronicDischargecomponents. Therefore, observe the following precautions:Informati

Static-SafeAccessoriesable l-l. Static-Safe AccessoriesHP FartNumberDescriptionOrder the following through any Hewlett-Packard Sales and ServiceOffice

RoutineMaintenanceCleaning the DisplayThe inside surface of the glass CRT shield is coated with a thinmetallic film that can be easily damaged. To cle

Cleaning the RFThe fan on the RF section has a air filter that should be regularlySection’s Fan Filterinspected and cleaned. To clean the air filter p

3. Using a screw driver, remove the two bottom RF section rearpanel bumpers. See callouts 1 in Figure l-6.TOP DOWNFigure 1-6. Removing the Bottom Cove

5. Remove the cover from the Al5 controller assembly. SeeFigure l-7.Al5CONTROLLERASSEMBLYFigure l-7. Location of Al5 Controller AssemblyGeneral Inform

6. Remove the Al5 controller assembly. Locate the battery on theAl5 assembly. Figure l-8 shows the location of the battery.Battery (A15BTl)Figure 1-8.

Notice.The information contained in this document is subject to changewithout notice.Hewlett-Packard makes no warranty of any kind with regard to this

13. Set the LINE switch to STANDBY and then to ON. The HP 8568Bshould power up normally, without any flags displayed on theCRT.14. Set the LINE switch

OrderingInformationParts can be ordered from any Hewlett-Packard Sales and ServiceOffice. Refer to Table 1-3 for a listing of sales and service office

Returning theInstrument forServiceService lhgsOriginal PackagingNoteThe instrument may be shipped in environments within the followinglimits:Temperatu

(2 PLACES)mounted for shipment.Figure l-9. Factory Packaging Materials for Each Section‘Ihble 1-2. F&tory Packaging MaterialsItem Description Qty

Other PackagingCautionInstrument damage can result from using packaging materials otherthan those specified. Never use styrene pellets as packaging ma

Sales and ServiceOfficesHewlett-Packard Sales and Service Offices provide worldwide supportfor Hewlett-Packard products. To obtain servicing informati

‘Ihble 1-3. Hewlett-Packard Sales and Service OfficesUS FIELD OPERATIONSHEADQUARTERSHewlett-Packard Company19320 Pruneridge AvenueCupertino, CA 95014,

2InstallationWhat You’ll Find inThis chapter describes the process of getting the HP 8568B spectrumThis Chapteranalyzer ready to use. The process incl

WarningF’ailure to ground the instrument properly can result in personalinjury. Before turning on the HP 8568B, you must connect itsprotective earth t

Preparation forUseInitial InspectionOperatingEnvironmentPower RequirementsInspect the shipping container for damage. If the shipping containeror cushi

CertificationHewlett-Packard Company certifies that this product met itspublished specifications at the time of shipment from the factory.Hewlett-Pack

To Install Standard1. Place the RF section right-side up on a level work surface.Instruments2. Place the IF-Display section on top of the RF section,

Line Voltage Setting Card FuseFigure 2-2. Voltage Selector Board and Fuse8. On each power-line module, check the voltage selector card forthe proper a

9. Check the fuse to make sure it is of the correct rating and typefor the ac line voltage selected. Fuse ratings for different linevoltages are indic

To Install Option908 and 913InstrumentsOption 908 contain the necessary hardware to mount the HP 8568Bwithout handles in a rack of 482.6 mm (19 in) sp

3. The information-card tray located on the bottom of theRF-Display section requires a space of approximately 2 cmbelow the instrument when rack mount

4. On each instrument section, attach the rack mount flange (andfront handles for Option 913) using the three M4x0.7~16 pan-headscrews provided in the

6. On each instrument section, slide open the power module’sfuse door (located on the rear panel). See Figure 2-6. Push thefuse-pull lever to the left

8. Check the fuse to make sure it is of the correct rating and typefor the ac line voltage selected. Fuse ratings for different linevoltages are indic

13. Connect the ac line power cords.14. If the HP 8568B will be remotely controlled, refer to “To Set theHP-IB Address” in this chapter.15. When you t

To Install Option010 InstrumentsOption 010 mounts the HP 8568B on slides in a rack of 482.6 mm(19 in) spacing. (Option 010 also contains adapters for

AssistanceProduct wmintenance agreements and other customer assistanceagreements are available for Hewlett-Rzckard products.Pbr any assistance, contac

5. The information-card tray located on the bottom of theRF-Display section requires a space of approximately 2 cmbelow the instrument when rack mount

.,@,.,p“./p,P,..’Figure 2-10. Attaching the Rack Handles and Flanges10. Connect cable W31 between IF-Display section 52 and RF sectionJ6. See Figure 2

12. Determine the ac line voltage to be used.13. On each instrument section, slide open the power module’s fusedoor (located on the rear panel). See F

15. Check the fuse to make sure it is of the correct rating and typefor the ac line voltage selected. Fuse ratings for different linevoltages are indi

c. Expand the outer slide mounts to their full length. Mount theinstrument onto the system cabinet by bolting the outer slidemount to the inner-member

b. Using hole pattern “B,” attach one adapter bracket to therear of each outer slide mount, using two M5x0.8~12 pan-headscrews and nuts per bracket.c.

To Set the HP-IBAddressFrom the Front PanelFrom the HP-IB BusFrom the HP-IBAddress SwitchWarningThe HP-IB address is used in remote programming to ide

1. Disconnect the ac line cord from the RF section.2. Using a screw driver, remove the two RF-section rear panelbumpers. See callout 1 in Figure 2-15.

Al5 CONTROLLERASSEMBLYLocat ionof HP-IBSwitch)Figure 2-16. Location of Al5 Controller Assembly5. Locate the address switch A15SWl as shown in Figure 2

NoteObserve that although 2’ is the far-right digit in Table 2-1, 2’ isrepresented by the far-left segment of the address switch.20 21 22 23 24\A6 A5

General SafetyConsiderationsWarningBefore this instrunwnt is switched on, make sure it has beenproperly grounded through the protective conductor of t

\A6 A5 A4 A3A2, AlvHP-IB ADDRESS1= Logic 1Q= Logic 0(Always set at logic 1)Figure 2-18. Address Switch Set to 46. Replace the cover on the Al5 control

‘Ihble 2-l. Decimal and Binary Address CodesDecimal ValueS-Bit Binary Equivalen00000000010001000011001000010100110001110100001001010100101101100011010

3SpecificationsIntroductionUnless noted, all specifications are for AUTOCOUPLED FUNCTIONoperation. Where specifications are subject to minimization wi

Readout AccuracySpan 2100 Hz*(2% of frequency span + frequency reference error x tunefrequency + 10 Hz) in AUTO resolution bandwidth after adjustingFR

Frequency CountDisplays the frequency of the signal on whose response the marker ispositioned. The marker must be positioned at least 20 dB above then

Resolution Bandwidth (Option 462 6 dB Bandwidths)6 dB bandwidths of 10 Hz to 3 MHz in 1, 3, 10 sequence. Bandwidthmay be selected manually or coupled

StabilityResidual FM<3 Hz peak-to-peak in 110 seconds, span ~100 kHz, resolutionbandwidth 530 Hz, video bandwidth 530 Hz.Spectral PurityNoise Sideb

AmplitudeMeasurement RangeMeasurement range is the total amplitude range over whichthe analyzer can measure signal responses. The low value isdetermin

Reference LinesEquals the sum of reference level accuracy plus the scale fidelityAccuracybetween the reference level and the reference line level.Dyna

Residual Responses *Frequency RangeResidual Responses500 Hz to 1500 MHzc-105 dBm*With 0 dB input attenuation and no input signal.Gain Compression~0.5

How to Use ThisGuideThis guide uses theFront-Panel Key] This represents a key physically located on thefollowinginstrument.conventions:Screen TextThis

‘lhble Footnotes lRequires executing the error-correction function ([GiK]IFREQUENCY SPAN)) after stabilization at new ambient temperature.Otherwise, t

MarkerThe marker is a bright dot placed upon the display trace and ispositioned horizontally by the DATA controls. The marker amplitudeand frequency a

InputsINPUT #lINPUT #2ZonnectorBNC female, front panel, fused?requency100 Hz to 1500 MHz, dc coupledXangeMaximum InputacContinuous power: +30 dBm from

OutputsCAL OUTPUT1ST LO OUTPUTConnector] BNC female, front panelImDedance I 50 D nominalFrequency 20 MHz *(frequency reference error x20 MHz)1 Amplitu

400 Hz Power LineFrequency Operation,Power Line Related SidebandsOption 400>75 dB below peak of a CW signal.Residual Responses *IFrequency RangeIRe

GeneralHP-IB InterfaceSHl, AHl, T6, L4, SRI, RLl, PPO, DCl, DTl, Cl, C2, C3, C28, E2FunctionsEnvironmentalTemperatureOperation: 0 “C to 55 “CStorage:-

Radiation emitted by this instrument is less than 0.5 mR/hr at adistance of five (5) centimeters from the surface of the cathode-raytube. The x-ray ra

Warm-Up TimeF’requency ReferenceFrom a cold start (no line power connected to HP 8568B), thefollowing conditions apply:n ~72 hours to meet aging rate

Contents1. General InformationWhat You’ll Find in This Chapter ...Introducing the HP 8568B ...Safety...Accesso

Dimensions(Allow 100 mm, 4 inchclearance at rear panelfor interconnect cables.)(Allow 100 mm, 4 inchclearance at rear panelfor interconnect cables.)TO

CharacteristicsNoteSupplemental characteristics are intended to provide informationuseful in applying the instrument by giving typical, nonwarranted,p

StabilityDriftBecause the analyzer frequency is corrected on retrace, drift occursonly during the period of one sweep. This drift is in addition tofre

AmplitudeAverage Noise LevelMaximum Input Level +30 dBm (1 watt)-50E-607J-70mm-803+ -90.--F-loo-110-120-130-140-1501 OHz1 OOHz1 kHz1 OkHz IOOkHzIMHz I

Residual ResponsesResidual responses are signals generated by the analyzer independentof input signals.Residual Responses *Frequency RangeResidual Res

InputsRF INPUTSSWR*VIDEO INPIF INPEXT TRIGGERTune Frequency100 Hz to500 MHz to500 MHz1500 MHzInput #lInput #2*>lO dB input attenuation<1.5:1<

FREQ REFERENCEConnectorImpedenceFrequencyAmplitudePhase Noise andSpurious SignalsBNC female. rear Dane150 Q, nominal10 MHz f50 Hz0 dBm to + 10 dBmAnal

VIDEODetected video output (before A-D conversion) proportional tovertical deflection of the CRT trace.Connector BNC female, rear panelAmplitude 100 m

IF OUTPROBE POWER(front panel)Cl-11 dBm nominal with 10 dB inputVoltage+ 15 Vdc, -12.6 VdcCurrent150 mA maximum. eachProbe Compatibility HP 1121A (use

FunctionDescriptionsSweepFree RunLineVideoCharacteristicsSweep triggered by internal source.Sweep triggered by power line frequency.Sweep triggered by

3. SpecificationsIntroduction ... 3-lFrequency ...3-lMeasurement Range ... 3-lDisplayed Values ...

Cathode Ray TubeType: Post-deflection accelerator, aluminized P31 phosphor,electrostatic focus and deflection.Viewing Area: Approximately 9.6 cm verti

5Operation VerificationWhat You’ll Find inThis chapter describes the HP 8568A/B Operation VerificationThis Chaptersoftware and how to use it to verify

If an HP 8568A/B passes all Operation Verification tests, be assuredthat the spectrum analyzer is performing within the specificationsindicated in eac

‘lhble 5-1. Tests PerformedTest Number and Name1. Input Attenuator Switching Check2. IF Gain Uncertainty3. Scale Fidelity (Log)4. Scale Fidelity (Line

‘Ihble 5-2. Tests Not PerformedCenter Frequency Readout Accuracy TestSpurious Responses TestFast Sweeptime Accuracy Test1ST LO Output Amplitude Respon

Test SystemConfigurationThe HP 8568A/B Operation Verification program requires an HP 9000Series 200 or HP 9000 Series 300 computer with HP BASIC 2.0an

BUS to MTS SystemSelect Code of 7.BUS to Unit Under Test (HP8568B)Select Code of 8.Figure 5-l. Dual Bus (MTS) System Connectiono MTS SystemFigure 5-2.

Program LoadingTo load and run the HP 8568A/B Operation Verification program, oneof the following HP BASIC language systems is required:w BASIC 2.0 wi

data file must exist on the software disk before the program willproceed with testing. If such a file does not exist, the program willprompt the user

FREQ. AMPiDC‘A LZEROCALOUTPUT#2Figure 5-3. RF Input and Calibration ControlsHP-IB Addresses‘Ihble 5-4 lists the default assigned addresses and test eq