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NASA NTRS ยท 19770063411

A digital goniometer for VOR

Abstract

A new VOR (VHF omni-range) goniometer design which promises to improve the reliability and maintainability of the VOR ground station is described. The heart of the new concept is the use of two digital phase shifters to produce the rotating figure-of-eight pattern of conventional VOR. Using digital circuits, the goniometer adjustments and calibration reduce to timing adjustments of binary signals. A common clock used for timing the digital phase shifters also synchronizes the 30 Hz modulation of the 9.96 kHz reference.

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BibTeXRIS

Meer, S. A.. 1977-08-01. A digital goniometer for VOR. https://ntrs.nasa.gov/citations/19770063411

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