a radio transmitter that utilizes two or more directional antennas and transmits signals differing with direction, permitting a flier receiving a signal to determine his or her approximate bearing from the transmitter without a radio compass.
- Radio receiver
noun 1. an apparatus that receives incoming modulated radio waves and converts them into sound
radioreceptor ra·di·o·re·cep·tor (rā’dē-ō-rĭ-sěp’tər) n. A receptor that normally responds to radiant energy such as light or heat.
/ˌreɪdɪəʊrɪˈsɪstənt/ adjective 1. (med) resistant to the effects of radiation radioresistant ra·di·o·re·sis·tant (rā’dē-ō-rĭ-zĭs’tənt) adj. Not susceptible to destruction by exposure to radiation in the usual dosage range. Used of cells and tissues.
/ˈreɪdɪəʊˌskəʊp/ noun 1. an instrument, such as a fluoroscope, capable of detecting radiant energy