uhf receiver
41EMC problem (excessive field strength) — In electromagnetic compatibility,EMC problems can occur when the system which is being adversely affected is subject to a high field strength due to a radio transmitter. It is important to note that these effects are not due to defects in the… …
42Empfangsteil — Ein Tuner als Radioempfangsgerät einer HiFi Anlage Ein Tuner (engl. to tune ‚stimmen, abstimmen‘) ist der Empfangsteil in Fernsehgeräten oder Radios. Inhaltsverzeichnis …
43TV-Tuner — Ein Tuner als Radioempfangsgerät einer HiFi Anlage Ein Tuner (engl. to tune ‚stimmen, abstimmen‘) ist der Empfangsteil in Fernsehgeräten oder Radios. Inhaltsverzeichnis …
44PAL — For other uses, see PAL (disambiguation). Television encoding systems by nation; countries using the PAL system are shown in blue. PAL, short for Phase Alternating Line, is an analogue television colour encoding system used in broadcast… …
45History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …
46ARC-5 — The AN/ARC 5 Command Radio Set is a series of radio receivers, transmitters, and accessories used to provide two way Morse code and AM radiotelephone communication for U.S. Navy aircraft during World War II and the years following. It was an… …
47radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… …
48Non-line-of-sight propagation — Non line of sight (NLOS) or near line of sight is a term used to describe radio transmission across a path that is partially obstructed, usually by a physical object in the innermost Fresnel zone. Many types of radio transmissions depend, to… …
49Amateur radio repeater — An amateur radio repeater is an electronic device that receives a weak or low level amateur radio signal and retransmits it at a higher level or higher power, so that the signal can cover longer distances without degradation. Many repeaters are… …
50Radar — For other uses, see Radar (disambiguation). A long range radar antenna, known as ALTAIR, used to detect and track space objects in conjunction with ABM testing at the Ronald Reagan Test Site on Kwajalein Atoll …
