SR785 Features
Instrument Modes
FFT, Time/Histogram, Correlation, Octave,
Tracking
Frequency Domain Measurements
Frequency Response, Linear Spectrum, Cross Spectrum, Power Spectrum, Coherence, Power Spectral Density
Time Domain Measurements
Time Record, Cross Correlation, Auto Correlation, Orbit
Amplitude Domain Measurements
Histogram, PDF, CDF
FFT Resolution
100, 200, 400, 800 lines
Views
Linear Magnitude, Log Magnitude, dB Magnitude, Magnitude Squared, Real Part, Imaginary Part, Phase, Unwrapped Phase, Nichols, Nyquist, Polar
Units
V, V2, V2/Hz, V/√ Hz, meters, meters/sec, meters/sec2, inches, inches/sec, inches/sec2, mils, g, kg, lbs., N, dynes, pascals, bars, SPL,
Displays
Single, Dual, Front/Back overlay, Waterfall with Skew, Zoom and Pan, Grid On/Off
Marker Functions
Trace Marker, Dual Trace Linked Marker, Absolute and Relative Marker, Peak Find, Harmonic Marker, Band and Sideband Marker, Waterfall Marker,
Averaging
RMS, Vector, Peak Hold, Linear, Exponential, Equal Confidence
(Octave), Preview Time Record, % Overlap Averaging, Overload
Reject
Triggering
Continuous, Internal, External (Analog or TTL), Source,
Auto/Manual Arming, GPIB, RPM Step, Time Step, Pre/Post Trigger Delay
Source Outputs
Sine,
Windows
Hanning,
User Math
+,
Analysis
Harmonic, Band, Sideband, THD, THD + N, Limit Test with Pass/Fail, Data Table, Exceedance, Statistics, Curve Fit and Synthesis
Time Capture
Capture Time Data for later analysis (FFT or Octave). Up to 2 Msamples (8 Msamples optional) of data can be saved.
Storage
3.5”, 1.44 Mbyte, DOS formatted disk. Save data, setups and hard copy data.
Hard Copy and Interfaces
Print to Dot Matrix or PCL (LaserJet and DeskJet) printers. Plot to
Data Conversion Utility
Data, waterfall and capture files can be converted to ASCII. Data files can also be converted to Universal File Format, SDF format or MATLAB
DataViewer
Windows 95 based graphics program for viewing SR785 files. Graphs can be pasted to the clipboard or saved in PCX, BMP or GIF formats.