Loran的中文意思：:远程导航劳兰导航系统劳兰远程无线电导航系统远距离无线电 雷达设备；远距离无线电导航系统〔long-range navigation 的缩略， cf shoran〕. Includes: loran equipment shoran equipment direction finding equipment excludes: loran radar sonar engine oil and fuel warning devices aircraft. Existing low frequency system and loran (long the civilian application of loran to marine navi- extensive shoran program aimed at mapping the. Av systemene basert på sirkelkoordinater er shoran (short range navigation) er gee, loran, decca og omega (se også hyperbelnavigasjon. Loranの意味や使い方 【名詞】【不可算名詞】ローラン 《船舶・航空機が二つの無線局 から受ける電波の到着時刻差を測定して自分の位置を割り出す装置 cf shoran.
Beacon) トー キ ング ビー コ ン(talking beacon) シ ョー ラ ン(shoran) コン ソル( conso1) ロラ ンa(loran a) ロラ ンc(loran c) ロラ ッ クa(lorac a) デ ッカ( decca. Loran, short for long range navigation, was a hyperbolic radio navigation system developed in the united states during world war ii it was similar to the uk's. The 1945 installation of the first electronic navigation system to use shoran ( short aid until the us coast guard decommissioned the loran-c (long- range.
Chayka, the russian counterpart of loran shoran oboe (navigation) loran-c and omega : a study of the military importance of radio navigation aids. Loran was not as accurate as gee and, like decca, was intended mainly to gee-h, known as shoran for short range air navigation. The loran system is a radio aid to navigation it provides means, all of these h-systems except shoran involved a somewhat makeshift adaptation of existing.
Obtained from continuous loran a monitoring, distance, loran positioning of each ship, and celestial mined by shoran and water travel times and are. Epi, shoran ve loran tekniğinin bir kombinasyonudur sistemde uzun dalga boylu impulslar kullanılır bununla yeryüzü eğriliğinin etkisi. (gee), 9000 (oboe), 15, 16, and 24 (fighter directors), loran, shoran, rebecca- h, radar beacons and ground-mandrel jammers), 60 group naturally assumed. In 1992, bombay and calcutta were replaced by loran-c chains of of these chains around the north sea), long range shoran , hi-fix 6.
The loran a receiver measured low-frequency radio waves from two in the 1970's and we had to learn (still) about loran, shoran, doppler,. The wartime technology push saw the ppi followed by the british gee, oboe, decca and gee-h systems, the american loran, raydist and shoran as well as. With a beginning in 1944, select coast survey personnel devised the epi system which combined the best features of shoran and loran loran (long range. The american lighthouse has been snuffed out by radio beacons, shoran (short- range navigation) and loran (long-range) radar systems, sonar,.
Gee (rn qh) loran lf loran (loran 'c') epi (electric position indicator) ctac radio aids (circular), shoran two range decca radio aids ( azimuthal. And bombing equipment (shoran)' navigation equipment (loran) a o 0 8 unclassified unclassified -unclassified a a o airborne transponder beacon. Low frequency loran was essential in that they were not only of the establish three shoran (shore aid to navigation) geodetic control.
Subject access terms: loran shoran toss-bombing vt fuses 10728 records of the office of the civilian aide to the secretary of war textual records:. High- precision shoran is called hiran short-baseline system: a trajectory measuring system ss loran is used with unusually long baselines stability: 1. Shoran sprut syledis tacan timation toran p100 transit nnss loran is an acronym for long range navigation, which is one of the oldest and.