Pendergrass et al., 1978 - Google Patents
A high-resolution, low-frequency spectrum analyzerPendergrass et al., 1978
View PDF- Document ID
- 1504719123028698729
- Author
- Pendergrass N
- Farnbach J
- Publication year
- Publication venue
- Hewlett-Packard J
External Links
Snippet
This dual-channel instrument uses digital computation with a mi cr opr ocessor to m ake fre qu en cy-d om ai nm eas ureme nts in the 0-to-25.5-kHz range with bandwidths as narrow as 20 mHz, and do it hundreds of times f aster than conventional sweptJrequency analyzers. At …
- 238000001228 spectrum 0 title abstract description 77
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING; COUNTING
- G06F—ELECTRICAL DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
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