Direct digital synthesizer driven phase lock loop spectrum analy
Display device for displaying audio signal levels and characters
Displaying signal measurements within multiple ranges of a...
Doppler signal analyzing apparatus
Doppler triangulation transmitter location system
Electric signal producing system
Electrical apparatus
Electrical magnetic interference test system
Electrical sampler for non-simultaneous sampling
Electro-optic spectrum analyzer
Electromagnetic sensor system and method
Electrooptic measurement systems for frequency analysis of very
Enhanced frequency determination for spectrum analyzers or the l
Estimation of signal frequency using fast walsh transform
Evaluation of the characteristics of electric pulses
Exponential decay time constant measurement using frequency of o
Eye monitor
Fast edge generator with wide dynamic range
Feature extractor for quasi-periodic signals
Feature recognition system