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GPS-eriya: description, manufa, da halaye

GPS-eriya - wannan shi ne daya daga cikin mafi muhimmanci abubuwa na mara waya kayayyakin more rayuwa. Daga cikin hakkin zabi kuma daidai aiki na ce na'urorin dogara ne a kan wasan kwaikwayon na gaba dayan tsarin, tun da suka ƙayyade iyakar kewayo na na'urorin, bandwidth tashoshi na sadarwa da kuma sauransu.

Kuskure saka GPS-eriya karkashin m weather yanayi, shi ne iya samar da wani fairly mai kyau dangantaka, amma a lokacin ruwan sama ko rain zai rauni ba ko kuma duka za su daina aiki. Duk da bayyana sauki, da zane na antennas wani lokacin na bukatar karin qoqarinsu da kuma albarkatun daga halittar hadaddun na'urorin lantarki.

Nau'in na GPS-eriya ne wajen takaice. Su ne:

  • aiki da kuma m.
  • waje na'urar da mountable a kan cajin (hawa irin).

Yau yayi wani babbar selection na jita-jita, amma kada ka manta da cewa ko ta yaya lafiya da kuma iko na iya zama da na'urar idan aka yi amfani da tare da low quality-GPS-eriya, da fasaha halaye na tsarin ne nisa daga waɗanda bayyana. The aiki na da irin wannan na'ura ba zai kawo sa ran sakamakon to mai amfani.

Active GPS-eriya ne mai misali m model tare da gina-in amfilifa. Irin na'urorin da ake amfani da GPS-karba, a cikin abin da babu ciki na'urorin, a cikin wannan yanayin a cikin gidaje fitarwa connector ga waje eriya. Active na'urorin su ne m, a ji na ƙwarai m lokutta, da suka kara da rabo daga siginar matakin ya amo matakin, Munã rage tasirin da wani abin da tsangwama. A sigina daga m eriya ne karfi da fallasa su electromagnetic radiation, kuma a sakamakon zo a mai karɓar a cikin annashuwa yanayin da karkatacciyar. aiki na'urar alama ya bambanta da yawa mafi girma mawadãta daga wannan m. By zabar wani GPS-eriya ya kamata a individualized, shan la'akari da irin karɓar, saboda wasu na'urorin tariga ta ƙunshi ginanniyar eriyar amfilifa.

Masana'antun na GPS-antennas bayar da fadi da kewayon ciki da eriya na ciki. Suka sãɓã wa jũna a cikin sharuddan da wadata da irin ƙarfin lantarki (3-5V) da a Bugu da kari wata sigina amplifiers da bandpass tace, wanda ake yanke extraneous sakonni waje da ake so mita iyaka. GPS-eriya (abin hawa) aiki a mita 1575,42 ± 3 MHz. A ra'ayi na bandpass tace nisa tsalle band ne 10 MHz. A talakawan darajar eriya riba ne 4 DB, da ikon masha'a 1W. Irin wannan na'urorin ya sami damar samar da abin dogara yi a cikin zazzabi kewayon daga -40 zuwa +100 digiri centigrade a wata zumunta zafi na da kashi 100. Antennas suna sanye take da daban-daban na igiyoyi tare da daban-daban na haši, don haka ba za ka iya amfani da su tare da wani irin samun na'urorin. A na USB tsawon na iya zama har zuwa biyar mita, saboda wanda muhimmanci simplifies shigarwa na GPS-eriya.

A takaice, za mu lura cewa zamani na'urorin aka gyara bisa ga daban-daban sharudda yanke shawara, kamar high riba, low ikon amfani, low price, kananan size.

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