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...ands to avoid interference with [[amateur radio]] bands and other licensed radio services. G.hn includes mechanisms to avoid interference with legacy home n ...in CE devices. Given that CE devices (such as [[Home cinema|Home theater]] receivers) very often run on standby or "[[vampire power]]", they represent major sav

...s solicited by the military, the scientific community and by the larger AM radio stations for special equipment. The company captured worldwide attention wh ...US entrance into WW2 and Collins quickly became the principle supplier of radio and navigation equipment used in the military theater. Uncompromising perf

...es at {{nowrap|455 kHz}}, a common [[intermediate frequency|IF]] for these receivers, and is dimensioned {{nowrap|45×15×15 mm}} ({{nowrap|{{frac|1|3|4}}×{{fr ...r]] usually used in place of an [[electronic filter]] at [[radio frequency|radio frequencies]]. Its purpose is the same as that of a normal electronic filt

[[File:Modern crystal radio set.jpg|right|thumb|upright|A modern reproduction of an antique crystal set [[image:Crystal radio enthusiast.JPG|thumb|Boy listening to a modern crystal radio]]

[[Image:5tubes-radio.jpg|thumb|A 5-tube superheterodyne receiver made in Japan around 1955]] ...radio carrier frequency. Virtually all modern [[radio]] and [[television]] receivers use the superheterodyne principle.

...Point, New York]] and [[Rugby transmitting station|Rugby, England]]. The receivers were in very quiet locations in [[Houlton, Maine]] and [[Cupar]] Scotland.< ...ter [[World War II]]. The [[Strategic Air Command]] established SSB as the radio standard for its aircraft in 1957.<ref>{{cite web|accessdate=