Development of a Multi-Channel Spectrum Analyzer for NASA SETI: Instrumentation and Signal Processing for All-Sky and Targeted Searches (Mid-1980s)
To the point
D. K. Cullers, I. R. Linscott, and B. M. Oliver describe a multi-channel spectrum analyzer for SETI that supports all-sky surveys and targeted searches, detailing how the instrument and its signal processing can detect continuous waves, pulses, and patterns to identify candidate extraterrestrial emissions.
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