Service manual

16
Summary of Features on Standard Instrument
Instrument modes
FFT analysis Histogram/time
Correlation analysis Time capture
Measurement
Frequency domain
Frequency response Power spectrum
Linear spectrum Coherence
Cross spectrum Power spectral
density
Time domain (oscilloscope mode)
Time waveform Autocorrelation
Cross-correlation Orbit diagram
Amplitude domain
Histogram, PDF, CDF
Trace coordinates
Linear magnitude Unwrapped
phase
Log magnitude Real part
dB magnitude Imaginary part
Group delay Nyquist diagram
Phase Polar plot
Trace units
Y-axis Amplitude: combinations of
units, unit value, calculated value,
and unit format describe y-axis
amplitude
Units: volts, g, meters/sec
2
, inches/
sec
2
, meters/sec, inches/sec, meters,
mils, inches, pascals, Kg, N, dyn, lb,
user-defined EUs
Unit value: rms, peak, peak-to-peak
Calculated value: V, V
2
, V
2
/Hz,
V/√Hz, V
2
s/Hz, (ESD)
Unit format: linear, dB’s with user
selectable dB reference, dBm with
user selectable impedance.
Y-axis phase: degrees, radians
X-axis: Hz, cpm, order, seconds,
user-defined
Display formats
Single
Quad
Dual upper/lower traces
Small upper and large lower
Front/back overlay traces
Measurement state
Bode diagram
Waterfall display with skew,
-45 to 45 degrees
Trace grids On/Off
Display blanking
Screen saver
Display scaling
Autoscale Selectable
reference
Manual scale Linear or log X-axis
Input range Y-axis log
tracking
X & Y scale markers with expand and
scroll
Marker functions
Individual trace markers
Coupled multi-trace markers
Absolute or relative marker
Peak search
Harmonic markers
Band marker
Sideband power markers
Waterfall markers
Time parameter markers
Frequency response markers
Signal averaging (FFT mode)
Average types
(1 to 9,999,999 averages)
RMS Time exponential
RMS exponential Peak hold
Time
Averaging controls
Overload reject
Fast averaging On/Off
Update rate select
Select overlap process percentage
Preview time record
Measurement control
Start measurement
Pause/continue measurement
Triggering
Continuous (freerun)
External (analog or TTL level)
Internal trigger from any channel
Source synchronized trigger
GPIB trigger
Armed triggers
Automatic/manual
RPM step
Time step
Pre- and post-trigger measurement
Delay
Tachometer input:
±4 V or ±20 V range
40 mV or 200 mV resolution
Up to 2048 pulses/rev
Tach hold-off control
Source outputs
Random Burst random
Periodic chirp Burst chirp
Pink noise Fixed sine
Note: Some source types are not
available for use in optional modes.
See option description for details.