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FAST FOURIER PROCESSING PACKAGE
25,000 POINT TRANSFORMS, SPECTRAL AVERAGING
LeCroy
WP02 SPECTRUM ANALYSIS FIRMWARE
FOR MODEL 9400A DIGITAL OSCILLOSCOPE
9400AWP02
¯ 50 to 25,000 point FFTs over
Two Channels
Simultaneously
¯ Frequency
Resolution
from
1 Milli-Hz to 50 MHz
¯ Up to 5 GS/sec Sampling
Rate
¯ Time and Frequency
Domain
Averaging
Wide selection of FFT Display
Formats and Window
Functions
~nodulated signal (top trace) is analyzed in the frequency domain using the 9400A's FFT
~cessing capability which provides power (middle) and magnitude (lower) information.
5ide lobes 6 kHz from the fundamental frequency are clearly visible.
FREQUENCY DOMAIN
MEASUREMENTS
AND ANALYSIS
The WP02 Spectrum Analysis
Firmware Package brings
powerful
FFT
routines to extend the capabilities
of the 9400A Digital
Oscilloscope into
frequency domain measurement and analysis.
It is available
as an option,
or may be retrofitted.
The LeCroy 9400A provides
175 MHz bandwidth,
100 megasamples/sec
8-bit
ADCs, +2% DC accuracy (+__1% optional),
32K memory per channel,
and up to 192K of waveform storage memory. It is fully
programmable over
RS-232-C or optional GPIB interfaces.
Plotter drivers enable color archiving
via a wide range of digital plotters.
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