# satellite transponder

> device that gathers signals over a range of uplink frequencies and re-transmits them on a different set of downlink frequencies to receivers on Earth

**Wikidata**: [Q1684574](https://www.wikidata.org/wiki/Q1684574)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Transponder_(satellite_communications))  
**Source**: https://4ort.xyz/entity/satellite-transponder