second-time-around echo
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second-time-around echo
[′sek·ənd ¦tīm ə′rau̇nd ‚ek·ō] (electronics)
A radar echo received after an interval exceeding the pulse interval. Also known as second-trip echo.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.