ghost signal

ghost signal

[′gōst ‚sig·nəl]
(electronics)
The reflection-path signal that produces a ghost image on a television receiver. Also known as echo.
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References in periodicals archive ?
The process of removing an intense signal can result in the unexpected creation of many spurious weak ghost signals, at any point in the image plane.
Over 200 feet of the run required continuous side-hill locates which almost always result in ghost signals and false readings.
In addition, ghost signals resulting from mode conversions can appear to look like anomalies.