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SRS Labs Lock-In Amplifier, SR530 manual Documentation

Models: SR530 Lock-In Amplifier

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Documentation

This section contains the parts lists and schematics for the SR530 lock-in amplifier.

The first digit of any part number can be used to locate the schematic diagram for the part. For example, R415 is located on sheet 4 of the schematic diagrams.

Page 58

Image 58

SRS Labs Lock-In Amplifier, SR530 manual Documentation

Contents

1290-DReamwood Avenue Sunnyvale, CA 94089 U.S.A MODEL SR530LOCK-INAMPLIFIER Copyright 1997, Stanford Research Systems, IncPage SR530 Block Diagram Table of ContentsCommand List Condensed InformationAppendix A Noise Sources and Cures Circuit DescriptionCalibration and Repair Appendix B RS232LINE FUSE FURNISHED ACCESSORIESLINE VOLTAGE SELECTION LINE CORDPage General SR530 Specification SummarySignal Channel Reference ChannelDemodulator Outputs & InterfacesFront Panel Summary Phase Controls Abridged Command List SW2 RS232 Mode Switches Configuration SwitchesSW1 GPIB Mode Switches Status Byte DefinitionSR510 Guide to Operation Front Panel Signal InputsSignal Filters SensitivityDisplay Select Dynamic ReserveStatus Channel 1 DisplayRel Channel R OutputOutput Channel Offset ChannelChannel 2 Display Expand ChannelX RCOSØ Output Ø OutputRel Channel Auto PhaseOutput Channel Offset ChannelTrigger Level Y RSINØ OutputReference Input Expand ChannelReference Display Phase ControlsReference Mode Time ConstantDefaults PowerLocal and Remote RS232 Connector AC PowerGPIB Connector Signal Monitor OutputThere are four ways to set the frequency Communicating with the SR530 Command SyntaxSR530 Guide to Programming Front Panel Status LEDsRS232 Echo and No Echo Operation Try-Outwith an ASCII TerminalAX AY AR AP SR530 Command ListE m ,n L m ,n J n1,n2,n3,n4OX n ,v OY n ,v OR n ,v T m ,n Q1 Q2 QX QYU m ,n Status Byte ErrorsX n ,v Common Hardware Problems include ResetTrouble-ShootingInterface Problems Common Software Problems includeThe SR530 with the GPIB Interface Wait CommandThe SR530 with the RS232 Interface Data Communications Equipment DCEGPIB with RS232 Echo Mode Serial Polls and Service RequestsThe SR530 with BOTH Interfaces The Lock-inTechnique A Measurement ExampleUnderstanding the Specifications Shielding and Ground LoopsQuasi-DifferentialConnection Page SR530 Block Diagram Reference Channel The Signal ChannelPhase Sensitive Detectors DC Amplifiers and System GainIntroduction Signal AmplifierCircuit Description Current AmplifierReference Oscillator Demodulator and Low Pass AmplifierD/As Analog Output and ControlA/Ds ExpandGPIB Interface Power SuppliesRS232 Interface Internal OscillatorCalibration and Repair Multiplier AdjustmentsAmplifier and Filter Adjustments CMRRNotch Filters 1Remove the AC power cord from the unitReplacing the Front-EndTransistors Appendix A Noise Sources and Cures Non-EssentialNoise SourcesCapacitive Noise Coupling Resistive Coupling Baud Rate CASE 1 - The Simplest ConfigurationAppendix B Introduction to the RS232 CASE 2 - RS232 with Control LinesVoltage Levels Stop BitsParity Final TipAppendix C Introduction to the GPIB Bus DescriptionAppendix D Program Examples Program Example IBM PC, Basic, via RS232Program Example IBM PC, Microsoft Fortran v3.3, via RS232call IBM PC, Microsoft C v3.0, via RS232 Program Exampletxstr ″q2$″ /* read channel 2 output 120′ 390′ 40DISP ″CH1 = ″ 50OUTPUT 716 ″Q2″ Program Example HP85 via GPIB10 x=0 20 OUTPUT 716 ″Q″ 30 ENTER 60 ENTER 716 70DISP ″CH2 = ″ 80X = X +Documentation SRS part# SR530 COMPONENT PARTS LISTOscillator Board Parts List VALUESRS part# Main Board Parts ListSR530 COMPONENT PARTS LIST VALUEVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONSRS part# Front Panel Board Parts ListSR530 COMPONENT PARTS LIST VALUEVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONSRS part# Quad Board Parts ListSR530 COMPONENT PARTS LIST VALUEVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONVALUE SR530 COMPONENT PARTS LISTSRS part# DESCRIPTIONSRS part# Miscellaneous Parts ListSR530 COMPONENT PARTS LIST VALUESR530 COMPONENT PARTS LIST