Equipment information
SRS Stanford Research Systems SR785 Analyzer
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Model:
SR785
Date:
1995
Category:
Group:
Description:
Dynamic Signal Analyzer
Information
Measurements FFT Group
FFT (Linear Spectrum) Time Record Windowed Time
Time Capture Frequency Response Power Spectrum
Cross Spectrum Coherence Orbit
User Math Functions
Correlation Group
Cross Correlation Autocorrelation Time Record
Windowed Time Time Capture User Math Functions
Octave Analysis Group
1/1, 1/3, 1/12 Octave Time Capture User Math Functions
LEQ Impulse
Swept Sine Group
Spectrum Transfer Function Cross Spectrum
Normalized Variance User Math Functions
Time Histogram Group
Histogram Probability Density Cumulative Density
Unfiltered Time Record User Math Functions Time Capture
Views Log Magnitude Linear Magnitude Magnitude Squared
Real Part Imaginary Part Phase
Unwrapped Phase Nichols Plot Nyquist Plot
Displays Single Dual Upper/Lower Front/Back Waterfall
with Skew Zoom and Pan
FFT Resolution 100, 200, 400 or 800 FFT lines
FFT Windows Hanning Blackman-Harris Flattop
Kaiser Uniform Force/Exponential
User defined
Correlation Windows [-T/2..T/2] [-T/4..T/4] [0..T/2]
Averaging RMS Vector Peak Hold
Linear or Exponential Preview Time Records Equal Confidence
Analysis Harmonic Sideband Band
Peak Finding THD/THD+N Limit Testing
Data Table Exceedance (LN) Statistics
Waterfall Slice Curve Fitting Curve Synthesis
User Math +, -, *, / Conjugate Magnitude/Phase
Real/Imaginary Sqrt FFT/Inverse FFT
jω Log/Exp d/dx
Group Delay A, B, C Wt
Source Outputs Sine Two Tone Swept Sine
Offset White/Pink Noise Burst Noise Chirp
Burst Chirp Arbitrary
Trigger Arming Auto Arm Manual Arm RPM Arm
Time Arm
Trigger Sources Continuous Internal External
External/TTL Source Manual
Time Capture Capture time data for later analysis (FFT or
Octave). Up to 2 Msamples
of data can be saved with standard memory, 8 Msamples with
optional
memory.
Storage 3.5”, 1.44 Mbytes, DOS formatted disk. Save data,
setups and hardcopy.
Hard Copy Print to dot matrix or LaserJet/InkJet printers.
Plot to HPGL or Postscript
plotters. Print/Plot on-line (serial, parallel or IEEE-488)
or to disk file.
GIF, EPS and PCX graphic formats available for disk output.
File Translation Native SR785 binary files can be converted
to: ASCII, MATLAB®
.MAT Files, Universal File Format, and HP SDF v3 Files.SDF and
SR780 files can be converted to native SR785 binary format.
Interfaces RS232 serial, Centronics parallel and IEEE-488.
Help On screen help system provides Operating Manual and
Programming
Reference on-line.
Manual Type:
User Manual
Pages:
554
Size:
3.63 Mbytes (3809357 Bytes)
Language:
english
Revision:
1.3
Manual-ID:
Date:
2004 09 01
Quality:
Electronic document, no scan, very well readable.
Upload date:
2017 01 01
MD5:
68f9938b548d48a356dcc7ceca67b98d
Downloads:
516
Information
Operating Manual and
Programming Reference
Safety and Preparation For Use i
Contents iii
Table of Figures vii
Features ix
Specifications xi
Chapter 1 Getting Started
General Installation 1-3
Front Panel Quick Start 1-4
Things To Watch Out For 1-6
Analyzing a Sine Wave 1-9
Measuring a Frequency Response Function 1-13
Linking (Advanced Operation) 1-17
Triggering and the Time Record 1-21
Octave Analysis 1-25
Capture 1-29
Waterfall Display 1-37
Swept Sine Measurement 1-45
Saving and Recalling 1-51
User Math Functions 1-57
Limit Testing 1-61
Exceedance Statistics 1-65
Chapter 2 Analyzer Basics
Measurement Groups 2-5
What is an FFT? 2-7
FFT Frequency Spans 2-9
FFT Time Record 2-11
FFT Windowing 2-13
FFT Measurements 2-17
Views 2-22
FFT Averaging 2-25
Real Time Bandwidth and Overlap 2-28
Waterfall Display 2-31
Capture Buffer 2-34
The Source 2-37
Correlation Analysis 2-39
Octave Analysis 2-42
Swept Sine Measurements 2-48
Order Analysis 2-57
Time/Histogram Measurements 2-60
Trace Storage 2-62
User Math Functions 2-63
Signal Inputs 2-67
Input Connections 2-70
Intrinsic Noise Sources 2-72
External Noise Sources 2-73
Curve Fitting and Synthesis 2-77
Chapter 3 Operation
Overview 3-3
Front Panel Connectors 3-6
Rear Panel Connectors 3-8
Screen Display 3-11
Status Indicators 3-18
Keypad 3-24
Normal and Alternate Keys 3-24
Menu Keys 3-25
Entry Keys 3-26
Control Keys 3-29
Function Keys 3-35
Macros 3-39
Chapter 4 Menus
Frequency Menus 4-7
FFT Frequency Menu 4-7
Octave Frequency Menu 4-12
Swept Sine Frequency Menu 4-15
Order Frequency Menu 4-19
Time/Histogram Frequency Menu 4-23
Display Setup Menu 4-25
Display Options Menu 4-46
Marker Menu 4-50
Normal Marker Menu 4-54
Harmonic Marker Menu 4-58
Sideband Marker Menu 4-61
Band Marker Menu 4-64
Frequency/Damping Marker Menu 4-66
Source Menus 4-67
Sine Source Menu 4-71
Chirp Source Menu 4-73
Noise Source Menu 4-75
Arbitrary Source Menu 4-78
Swept Sine Source Menu 4-83
Input Menu 4-87
Input Configuration Menu 4-89
Transducer Parameter Menu 4-92
Tachometer Input Menu 4-95
Playback Input Menu 4-97
Trigger Menu 4-100
Average Menus 4-107
FFT, Correlation, and Order Average Menu 4-107
Octave Average Menu 4-115
Swept Sine Average Menu 4-119
User Math Menu 4-122
Window Menu 4-131
Waterfall Menu 4-135
Capture Menu 4-143
Analysis Menu 4-147
Data Table Analysis Menu 4-150
Limit Testing Analysis Menu 4-152
Marker Statistics Analysis Menu 4-156
Exceedance Statistics Analysis Menu 4-159
Curve Fit Menu 4-161
Disk Menu 4-167
Nodal Degree-of-Freedom Menu 4-171
Recall Settings Menu 4-174
Disk Buffers Menu 4-177
Disk Upkeep Menu 4-182
Output Menu 4-184
System Menu 4-191
System Remote Menu 4-194
System Preferences Menu 4-196
System Date/Time Menu 4-199
System Diagnostics Menu 4-200
Edit Macro Menu 4-203
Chapter 5 Programming
Index of Commands 5-2
Alphabetical List of Commands 5-12
Introduction 5-21
Command Syntax 5-25
Frequency Commands 5-28
Display Setup Commands 5-37
Display Options Commands 5-43
Marker Commands 5-45
Source Commands 5-53
Input Commands 5-60
Trigger Commands 5-66
Average Commands 5-68
User Math Commands 5-74
Window Commands 5-78
Waterfall Commands 5-80
Capture Commands 5-83
Memory Allocation Commands 5-84
Data Table Commands 5-85
Limit Test Commands 5-87
Marker Statistics Commands 5-89
Exceedance Statistics Commands 5-90
Disk Commands 5-94
Output Commands 5-97
System Commands 5-100
Front Panel Commands 5-102
Data Transfer Commands 5-107
Interface Commands 5-117
Nodal Degree-of-Freedom Commands 5-118
Status Reporting Commands 5-120
Status Word Definitions 5-124
Example Program 5-129
Chapter 6 File Conversion
Why File Conversion? 6-2
SR785 File Types 6-3
Supported External File Types 6-4
Using the File Conversion Utility 6-5