01
Izintambo zenzwa yethrekhi yekhebula
Izintambo zenzwa yethrekhi zidlala indima ebalulekile ezimbonini ezahlukahlukene, zihlinzeka ngokuxhumeka okudingekayo ukuze izinzwa zethrekhi zisebenze kahle. Lezi zintambo zakhiwe ngezici ezithile ukuqinisekisa ukudluliswa kwedatha okuthembekile nokunembile, okwenza zibe yizingxenye ezibalulekile ezinhlelweni zezinzwa zethrekhi. Ukuqonda izici ezibalulekile zezintambo zezinzwa zethrekhi kubalulekile ekukhetheni uhlobo olufanele lwekhebula lohlelo lokusebenza oluthile.
Esinye sezici eziyinhloko ze- izintambo zenzwa yethrekhi ukuqina kwazo. Lezi zintambo zivame ukubhekana nezimo zemvelo ezinzima, okuhlanganisa ukuchayeka emazingeni okushisa aphezulu, umswakama, kanye nokucindezeleka komshini. Ngenxa yalokho, zenzelwe ukumelana nezinselele ezinjalo, zinokushisa okuqinile kanye nezendlalelo zangaphandle ezivikelayo. Lokhu kuqinisekisa ukuthi izintambo zihlala ziqinile futhi ziyaqhubeka nokunikeza ukusebenza okufanayo ngisho nasezindaweni zokusebenza ezidinga amandla.
Esinye isici esibalulekile se- izintambo zenzwa yethrekhi ukuguquguquka kwazo. Njengoba lezi zintambo zivame ukufakwa ezindaweni eziyinkimbinkimbi neziguquguqukayo, njengemizila yesitimela noma izinhlelo zokuthutha zezimboni, zidinga ukuguquguquka kakhulu ukuze zivumelane nokunyakaza kanye nokushintsha kwendlela. izintambo zenzwa yethrekhi zenzelwe ukugoba nokuguquguquka ngaphandle kokubeka engcupheni ubuqotho besakhiwo sazo, okuvumela ukufakwa nokugcinwa okulula ezindaweni ezinzima.
Ngaphezu kokuqina nokuguquguquka, izintambo zenzwa yethrekhi zaziwa nangamazinga azo aphezulu obuqotho besiginali. Lezi zintambo zenzelwe ukunciphisa ukuphazamiseka kwesiginali kanye nokulahlekelwa kokudluliselwa, ukuqinisekisa ukuthi idatha eqoqwe yizinzwa zethrekhi idluliselwa ngokunembile ezinhlelweni zokuqapha noma zokulawula. Lesi sici sibaluleke kakhulu ezinhlelweni zokusebenza lapho idatha enembile neyesikhathi sangempela ibalulekile ekusebenzeni kahle nasekuphepheni.
Ngaphezu kwalokho, izintambo zenzwa yethrekhi zenzelwe ukumelana nokuphazanyiswa kwe-electromagnetic (EMI) kanye nokuphazanyiswa kwe-radiofrequency (RFI). Ezindaweni lapho imishini kagesi kanye nemishini kuvame khona, ingozi ye-EMI kanye ne-RFI ingaba nkulu. Izintambo zenzwa yethrekhi ngokuvikela okusebenzayo kanye nokuvikela kusiza ekunciphiseni lokhu kuphazamiseka, ukuqinisekisa ukuthi izimpawu zenzwa zihlala zingathinteki futhi zithembekile, ngaleyo ndlela kugcinwe ukusebenza kanye nokunemba kwesistimu iyonke.
Ngaphezu kwalokho, ikhono le- izintambo zenzwa yethrekhi ukusekela ukudluliswa kwesignali yebanga elide kuyisici esibalulekile esizihlukanisayo. Kungakhathaliseki ukuthi zisetshenziswa ekuqapheni imizila yesitimela noma ezenzakalelayo zezimboni, lezi zintambo zivame ukudingeka ukuze zidlulise izimpawu ebangeni elide. Ngakho-ke, zakhiwe ngamakhono okunciphisa isignali adingekayo kanye nokudlulisa ukuze kugcinwe ubuqotho besignali ebangeni elide lokuhamba kwekhebula, okuvumela ukuxhumana okungenamthungo phakathi kwezinzwa zethrekhi kanye nezinhlelo zokuqapha noma zokulawula eziphakathi.
Ekuphetheni, izici ze izintambo zenzwa yethrekhi zibalulekile ekusebenzeni kwazo nasekuthembekeni kwazo ezinhlotsheni ezahlukene zezimboni. Ukuqina kwazo, ukuguquguquka kwazo, ubuqotho besiginali, ukumelana ne-EMI/RFI, kanye namakhono okudlulisa ibanga elide kuzenza zibe yizingxenye ezibalulekile ezinhlelweni zenzwa yethrekhi. Ngokuqonda lezi zici ezibalulekile, amabhizinisi nezimboni bangenza izinqumo ezinolwazi lapho bekhetha izintambo zenzwa yethrekhi, ukuqinisekisa ukusebenza kahle kanye nobude besikhathi sokufakwa kwezinzwa zabo zethrekhi.





