TABLE OF CONTENTS
Condensed Information

 

SAFETY and Preparation for use

1

Symbols

2

Specifications

3

Front Panel Summary

5

Abridged Command List

6

Status Byte Definition

7

Configuration Switches

7

Guide to Operation

 

Front Panel

8

Signal Inputs

8

Signal Filters

8

Sensitivity

8

Dynamic Reserve

9

Status Indicators

9

Display Select

9

Output

9

Expand Function

9

Rel Function

9

Offset

10

Time Constants

10

Noise Measurements

10

Reference Input and Trigger Levels

11

Phase Controls

11

Power Switch

12

Local/Remote Operation

12

Default Settings

12

Rear Panel

13

AC Power

13

GPIB (IEEE-488) Connector

13

RS232 Interface

13

Signal Monitor Output

13

Pre-Amp Connector

13

A/D Inputs and D/A Outputs

13

Ratio Feature

13

Internal Oscillator

13

Guide to Programming

 

Communications

15

Command Syntax

15

Status LED's

15

RS232 Echo Feature

16

Try-out with an ASCII Terminal

16

Command List

17

Status Byte

20

Errors

20

Reset Command

20

Trouble-Shooting Interface Problems

21

Common Hardware Problems

21

Common Software Problems

21

RS232 Interface

 

Introduction to the RS232

21

Data Communications Equipment

22

Wait Command

22

Termination Sequence

22

GPIB (IEEE-488) Interface

 

Introduction to the GPIB

22

GPIB Capabilities

22

Response to Special GPIB commands

22

Serial Polls and SRQ's

23

Echo Mode using the RS232

23

Using Both the RS232 & GPIB

23

Lock-in Technique

 

Introduction to Lock-in Amplifiers

24

Measurement Example

24

Understanding the Specifications

25

Shielding and Ground Loops

25

Dynamic Reserve

26

Current Input

26

Auto-Tracking Bandpass Filter

26

Notch Filters

27

Frequency Range

27

Noise Measurements

27

Output Filters

27

Ratio Capability

27

Computer Interface

27

Internal Oscillator

27

SR510 Block Diagram

 

Block Diagram

28

Signal Channel

29

Reference Channel

29

Phase-Sensitive Detector

29

DC Amplifier and System Gain

29

Microprocessor System

29

Circuit Description

 

Introduction

30

Signal Amplifier

30

Current Amplifier

30

Notch Filters

30

Bandpass Filter

30

Reference Oscillator

31

PSD, LP Filters and DC Amplifier

31

Analog Output

31

A/D's

31

D/A's

32

Expand

32

Front Panel

32

Microprocessor Control

32

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