This time constant providesĬomfortable viewing of noisy real-time signals, with only a Using spectral averaging in Exponential mode with a Harmonic distortion peak at 8000 Hz, though the third harmonicĪt 12000 is poorly resolved. Spectral leakage, allowing easy resolution of the second The selected trace used a Hann window function to reduce The Juxt Trace Label Field has been set to show theĬontents of the Field labeled "Average", which is "32TC" for The other traces have been dimmed with the highlightĬontrol. Shown with full brightness, to indicate that theĬursor readouts and labeled Fields refer to this trace They were saved to Juxt Array memory andĭisplayed with no added offset or spacing, to allowĭirect comparison. The four traces used different windowing and averaging
Performance of the card, since it includes both input and The above image shows four versions of the spectrum obtainedĭrive a sound card input with a 4000 Hz sine wave via a simple Data AcQuisition And Real-Time Analysis Scope - Spectrum - Spectrogram - Signal Generator
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