Manuals / SRS Labs / Home Audio / Stereo Amplifier

SRS Labs SR530 manual Program Example HP85 via GPIB, 10 x=0 20 OUTPUT 716 ″Q″ 30 ENTER, 110GOTO

Models: SR530 Lock-In Amplifier

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Program Example 5:

HP85 via GPIB

This program provides an example of an HP85 program using the GPIB interface which could be used to control the lockin amplifier. In this example, the SR530 should be addressed as device #16 by setting the switch bank SW1 per the instructions Page 7.

10 x=0

20 OUTPUT 716 ; ″Q″

30 ENTER 716 : V1

40DISP ″CH1 = ″ : V1

50OUTPUT 716 ; ″Q2″

60 ENTER 716 : V2

70DISP ″CH2 = ″ : V2

80X = X + .0025

90IF X>10 THEN X=0

100OUTPUT 716 : ″X6, ″;X

110GOTO 20

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Image 57

SRS Labs SR530 manual Program Example HP85 via GPIB, 10 x=0 20 OUTPUT 716 ″Q″ 30 ENTER, 40DISP ″CH1 = ″ 50OUTPUT 716 ″Q2″

Contents

LOCK-INAMPLIFIER MODEL SR5301290-DReamwood Avenue Sunnyvale, CA 94089 U.S.A Copyright 1997, Stanford Research Systems, IncPage Command List Table of ContentsSR530 Block Diagram Condensed InformationCalibration and Repair Circuit DescriptionAppendix A Noise Sources and Cures Appendix B RS232LINE VOLTAGE SELECTION FURNISHED ACCESSORIESLINE FUSE LINE CORDPage Signal Channel SR530 Specification SummaryGeneral Reference ChannelOutputs & Interfaces DemodulatorFront Panel Summary Phase Controls Abridged Command List SW1 GPIB Mode Switches Configuration SwitchesSW2 RS232 Mode Switches Status Byte DefinitionSignal Filters Signal InputsSR510 Guide to Operation Front Panel SensitivityStatus Dynamic ReserveDisplay Select Channel 1 DisplayOutput Channel R OutputRel Channel Offset ChannelX RCOSØ Output Expand ChannelChannel 2 Display Ø OutputOutput Channel Auto PhaseRel Channel Offset ChannelReference Input Y RSINØ OutputTrigger Level Expand ChannelReference Mode Phase ControlsReference Display Time ConstantPower DefaultsLocal and Remote GPIB Connector AC PowerRS232 Connector Signal Monitor OutputThere are four ways to set the frequency SR530 Guide to Programming Command SyntaxCommunicating with the SR530 Front Panel Status LEDsTry-Outwith an ASCII Terminal RS232 Echo and No Echo OperationSR530 Command List AX AY AR APE m ,n J n1,n2,n3,n4 L m ,nOX n ,v OY n ,v OR n ,v Q1 Q2 QX QY T m ,nU m ,n Errors Status ByteX n ,v Trouble-ShootingInterface Problems ResetCommon Hardware Problems include Common Software Problems includeThe SR530 with the RS232 Interface Wait CommandThe SR530 with the GPIB Interface Data Communications Equipment DCESerial Polls and Service Requests GPIB with RS232 Echo ModeThe SR530 with BOTH Interfaces A Measurement Example The Lock-inTechniqueShielding and Ground Loops Understanding the SpecificationsQuasi-DifferentialConnection Page SR530 Block Diagram Phase Sensitive Detectors The Signal ChannelReference Channel DC Amplifiers and System GainCircuit Description Signal AmplifierIntroduction Current AmplifierDemodulator and Low Pass Amplifier Reference OscillatorA/Ds Analog Output and ControlD/As ExpandRS232 Interface Power SuppliesGPIB Interface Internal OscillatorAmplifier and Filter Adjustments Multiplier AdjustmentsCalibration and Repair CMRR1Remove the AC power cord from the unit Notch FiltersReplacing the Front-EndTransistors Non-EssentialNoise Sources Appendix A Noise Sources and CuresCapacitive Noise Coupling Resistive Coupling Appendix B Introduction to the RS232 CASE 1 - The Simplest ConfigurationBaud Rate CASE 2 - RS232 with Control LinesParity Stop BitsVoltage Levels Final TipBus Description Appendix C Introduction to the GPIBProgram Example IBM PC, Basic, via RS232 Appendix D Program ExamplesIBM PC, Microsoft Fortran v3.3, via RS232 Program Examplecall Program Example IBM PC, Microsoft C v3.0, via RS232txstr ″q2$″ /* read channel 2 output 120′ 390′ 10 x=0 20 OUTPUT 716 ″Q″ 30 ENTER Program Example HP85 via GPIB40DISP ″CH1 = ″ 50OUTPUT 716 ″Q2″ 60 ENTER 716 70DISP ″CH2 = ″ 80X = X +Documentation Oscillator Board Parts List SR530 COMPONENT PARTS LISTSRS part# VALUESR530 COMPONENT PARTS LIST Main Board Parts ListSRS part# VALUESRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSR530 COMPONENT PARTS LIST Front Panel Board Parts ListSRS part# VALUESRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSR530 COMPONENT PARTS LIST Quad Board Parts ListSRS part# VALUESRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSRS part# SR530 COMPONENT PARTS LISTVALUE DESCRIPTIONSR530 COMPONENT PARTS LIST Miscellaneous Parts ListSRS part# VALUESR530 COMPONENT PARTS LIST