transpondern.

Brit.

/trɑːnˈspɒndə/,

/tranˈspɒndə/, U.S.

/træn(t)ˈspɑndər/

Etymology: < trans- (in transmit v.) + -pond- (in respond v.) + -er suffix¹.

= responder n. 3c.

ΘΚΠ

society > communication > telecommunication > radio communications > radio equipment > [noun] > radar apparatus > transmitter that retransmits

satellite station1938

racon1945

responder beacon1945

transponder1945

1945 Army & Navy Jrnl. (U.S.) 18 Aug. 1534/4 Transponder. The unit in the IFF system which receives the challenge and automatically transmits the reply.

1945 Electronic Engin. 17 735/3 It became clear that such a ‘transponder’..could set up at any convenient place and would act as a beacon.

1957 Encycl. Brit. XVIII. 873 y/1 Beacons of the synchronous sort just described are variously called radar beacons, responder beacons, racons, or transponders, there being no important distinction among these terms.

1967 R. J. Serling President's Plane is Missing (1968) iii. 55 Henderson pushed the transponder button... The new identifying transponders were hooked to the altimeter.

1974 Nature 16 Aug. 558/2 The position of the Archimède was known within 10–200 m, depending on her distance from the nearest of the acoustic transponders.

1983 Listener 8 Sept. 6/1 The transponder code ought to have immediately alerted ground controllers.

This entry has not yet been fully updated (first published 1986; most recently modified version published online March 2022).

单词	transponder
释义	transpondern. Brit. /trɑːnˈspɒndə/, /tranˈspɒndə/, U.S. /træn(t)ˈspɑndər/ Etymology: < trans- (in transmit v.) + -pond- (in respond v.) + -er suffix¹. = responder n. 3c. ΘΚΠ society > communication > telecommunication > radio communications > radio equipment > [noun] > radar apparatus > transmitter that retransmits satellite station1938 racon1945 responder beacon1945 transponder1945 1945 Army & Navy Jrnl. (U.S.) 18 Aug. 1534/4 Transponder. The unit in the IFF system which receives the challenge and automatically transmits the reply. 1945 Electronic Engin. 17 735/3 It became clear that such a ‘transponder’..could set up at any convenient place and would act as a beacon. 1957 Encycl. Brit. XVIII. 873 y/1 Beacons of the synchronous sort just described are variously called radar beacons, responder beacons, racons, or transponders, there being no important distinction among these terms. 1967 R. J. Serling President's Plane is Missing (1968) iii. 55 Henderson pushed the transponder button... The new identifying transponders were hooked to the altimeter. 1974 Nature 16 Aug. 558/2 The position of the Archimède was known within 10–200 m, depending on her distance from the nearest of the acoustic transponders. 1983 Listener 8 Sept. 6/1 The transponder code ought to have immediately alerted ground controllers. This entry has not yet been fully updated (first published 1986; most recently modified version published online March 2022). < n.1945
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