A wireless communications device usually attached to a satellite. A transponder receives and transmits radio signals at a prescribed frequency range. After receiving the signal a transponder will at the same time broadcast the signal at a different frequency. The term is a combination of the words transmitter and responder. Transponders are used in satellite communications and in location, identification and navigation systems.
Transponder
Updated on:
Webopedia Staff
Since 1995, more than 100 tech experts and researchers have kept Webopedia’s definitions, articles, and study guides up to date. For more information on current editorial staff, please visit our About page.
Related Articles
@ Sign
Pronounced at sign or simply as at, this symbol is used in e-mail addressing to separate the user' name from the user's domain name,...
Munging
(MUHN-jing) Munging (address munging), is the act of altering an email address posted on a Web page to make it unreadable to bots and...
How to Create an RSS Feed
In the second installment of RSS how-to, we look at some of the nonrequired (optional) channel and item tags, discuss RSS specifications in-depth and...
Dictionary Attack
(n.) (1) A method used to break security systems, specifically password-based security systems, in which the attacker systematically tests all possible passwords beginning with...
Definitions
ScalaHosting
ScalaHosting is a leading managed hosting provider that offers secure, scalable, and affordable...
Development
HRIS
Human resources information system (HRIS) solutions help businesses manage multiple facets of their...
Definitions
Best Managed Service Providers...
In today's business world, managed services are more critical than ever. They can...
