Communication cable: ụdị na ojiji

The akụrụngwa nke Telecommunication netwọk-agụnye iji ihe a plurality nke ngwaike. The isi na otu onye bụ a waya mmewere, nke na-enyere nyefe nke ozi. The radio ugboro nwere ike ime ihe, na dị ka a USB ọwa. Nke abụọ nhọrọ bụ ihe kasị baa uru, n'ihi ya, ọ na-eji ọzọ mgbe. Otú ọ dị, otu a nwere ọtụtụ subspecies dị iche iche mgbanwe media nduzi. Ọ na-aghọ ndị ọzọ na-ewu ewu eriri optic cable njikọ, kamakwa omenala wiring na-adịkwa ya ahịa ọnọdụ. Ndị na-adị kpara akpa na ụzọ, karịsịa jiri kpọrọ maka affordability na ikwu kwụsie ike data nnyefe.

The ojiji nke Gịnị

Wires nke ụdị na-eji na-ekesa dị iche iche ozi. Karịsịa, e ndokwa ka ohuru telivishọn mgbaàmà, ekwentị nkwukọrịta na digital data nkwukọrịta. Ntem, e nwere ike a dị iche iche na nzube, na okwu nke ọnụ ọgụgụ na-edebe gasket. E nwere anya, inter-mpaghara na zonal e. e nwekwara a iche iche nhazi ọkwa netwọk n'obodo ukwu na n'ime ime obodo dị ka mmepe nke nkwurịta okwu na usoro. Lines na-tọrọ bụghị nanị n'èzí, akpụ ikuku na terrestrial ọwa, kamakwa ụlọ na-ekwurịta okwu na na ngwaike. Maara ọtụtụ ekwentị USB, n'ihi na ihe atụ, nwere ike ịbụ mmiri n'okpuru osimiri na mgbidi. Nke a akpan akpan na klas na-ekpebi otú echichi.

USB nkwukọrịta ngwa

The cable Ọdịdị ike ga-eji a ole na ole mmiri. Ndabere, bụ a a conductive "isi", na nke ọkọlọtọ na-ebute site ná. The mfe ngwaọrụ nwere a ziri ezi Gịnị, nke na-eji abụọ nke otu wires na-etolite otu kpara akpa ụzọ. Ọzọkwa mara egbochi ihe ihe. Ha na-anọchi anya ya dị iche iche na coatings, ma ọtụtụ nkịtị na mpụga mkpuchi n'ọbọ nke na-echebe ndị Gịnị. Communication edoghi nwere ike inye dị iche iche degrees nke nchebe maka ndị wiring dabere na ọrụ na ọnọdụ na nke usoro nke-ebikwasị. Ahaziri cabling usoro ike-atụle na-enweghị banyere ngwa mma na assistive ngwaọrụ, ikwe ịrụ oru oma echichi. Na otu a nke ọcha na-agụnye dị iche iche ọnụ, njikọ, kwachie ogwe na oriri.

ụdị shells

Dị ka e kwuworo, shei nwere a na-echebe ọrụ, otú ahụ ka ọnọdụ nke eji na n'okporo ámá uru nke ihe a na-abawanye. Nke a mkpuchi na-echebe ọ bụghị naanị onye na-eduzi, ma mkpuchi n'ígwé dị ka mmiri na kọntaktị na mkpuchi nwere ike ichegbu na ọbụna imebi akara ngalaba. N'ihi ya, shei mejupụtara nwee ume na oru n'ígwé. The metal, plastic, roba, na akwụkwọ pụrụ ọbụna-eji dị ka a ihe onwunwe ha. A ọrụ pụrụ iche na ngwaọrụ na-arụ a metal, n'ihi na ọ pụrụ igosi a echebe ọrụ. Ot ụdị nkwurịta okwu Gịnị, tinyere coaxial na symmetric, nwere ike nyere na ihuenyo dabeere na a metal mpempe akwụkwọ, ntupu ma ọ bụ foil. E nwekwara a ìgwè nke membranes mere nke ịkwanyere. Nke a bụ a pụtara bara uru na ọtọ ihe, nke na nke a nwere ike ịbụ akụkụ nke na ahụ nchedo, na a okporo ọkụ, na a oyi akwa nke mkpuchi ihe.

coaxial cable

Ndabere nke USB na-kpụrụ nke abụọ cylinders na dị iche iche diameters, onye axis na-kwekọọ. N'otu oge, otu n'ime ndị a ọcha na-enịm ke ọzọ, na site na a nhazi nke a na-aga n'ihu n'ime eduzi. Ndị dị otú ahụ na ngwaọrụ na-eji maka na agbasa ozi n'ikuku n'elu a dum ugboro ụdịdị dị iche iche. Kasị elu kwụsie ike na okwu nke electric e ji mara ifịk nkwurịta okwu cable iche site na aka 4 GHz. N'ihi nke a, ndị coaxial wires eji na radio na ngwa ndakwa nri na usoro, na kọmputa obodo ebe netwọk, nakwa dị ka na akụrụngwa na-enye cable telivishọn. Ọzọkwa, ekwentị na-enye ọrụ na-eji nke a USB na ibikwasị nke idé netwọk, nke n'onwe ya bụ ihe àmà nke na-elu pụrụ ịdabere nke ngwaahịa. Ma ngwá echebe shei, mgbe ahụ, a na ndu iji na nso nke ngwọta na-eme site na akwụkwọ asọfe elu nke armored ígwè teepu. Mgbe ụfọdụ, USB na-tọrọ na-adịghị na-echebe - na ịgba ọtọ.

symmetrical cable

Na nke a na uzo na-akpa n'ebe ndị dịpụrụ iche iche, i.e. kpara akpa ụzọ. Ndokwa a na-emepụta ma yinye strands tụnyere ọnọdụ, nke na-ebenata mmetụta nke wires ọ bụla ọzọ. ikwu ije na-gbochiri ndụ na ebe arụchi na gburugburu udi na-ejigide ya. E wezụga oge gboo kpara akpa na ụzọ, na e nwere chetverochnaya nhazi, nakwa dị ka okpukpu abụọ na ngwakọ layout. Iji ikwado ezi symmetrical cable nzukọ emepụta ịkpọ ọ bụla otu nke otu na agba. Ihe bụ isi shades na-na-emekarị na-eji ụzọ abụọ, bụ ọbara ọbara na-acha anụnụ anụnụ. N'agbanyeghị nke shei quality, a nkwurịta okwu cable na-nyere na n'ime asọfe wires. Iji mee nke a, mee ihe acha sịntetik ma ọ bụ owu yarn.

Eriri optic Gịnị

Optical Gịnị Nleta a bilayer iko kpụrụ nke multi-akụrụngwa iko ma ọ bụ quartz. Site n'ụzọ, na dayameta nke ndị dị otú ahụ a eriri bụ 100-150 microns. Dị ka mkpuchi eji na nwee ume plastic uzo. The-echebe mkpuchi họrọ dabere na ọrụ ọnọdụ, ma ụdịdị dị iche iche bụ otu ihe ahụ dị ka na ihe banyere ya na ot waya njikọ. Ọ dị mkpa iburu n'obi na nkewa dị otú ahụ Gịnị na multimode na singlemode. Isi ihe dị iche n'etiti abụọ na-ekpebi size nke isi, nke nwere ike na-anọchite anya otu ma ọ bụ karịa mkpa emep uta eri. Ka ihe atụ, otu-mode cable nwere a ọkpụrụkpụ banyere 8-10 microns, si otú iwepu modal dispersion. N'aka nke ya, ndị isi nke multimode esiwọrọ bụ ruo 60 microns. N'agbanyeghị elu data nnyefe ọsọ na ntụkwasị obi, dị ọwa na-adịkwa otu-mode dispersion ruru ka distortion.

Gịnị maka nzube pụrụ iche

Nke a na udi na-agụnye Gịnị na armored cover, nke na-echebe ntọala si mpụta mmetụta. The elu mkpuchi nwere ike na-anọchite anya siri ike ígwè waya ọcha. Nọmalị, dị a elu larịị nke mpụga nchedo a chọrọ maka netwọk, ibikwasị nke nke a ga-rụrụ n'okpuru mmiri. Site na nke a echiche ga-ekewa waya na oké osimiri na osimiri. Ke akpa idaha imewe na gbakọọ si ike na-echebe megide ujo-efegharị efegharị, na-akpụ akpụ na nkume ala, iguzogide mmetụta na na ice. G., nchebe dị otú ahụ na-emejuputa atumatu abụọ oyi akwa waya agha wires onye n'obosara bụ 4-6 mm.

River cable njikọ dị structurally dị iche iche si n'okpuru ala directional nkwukọrịta nke ụdị. Otú ọ dị, na nke a ọ na-enye ụba ọkpụrụkpụ nke nchara ma ọ bụ ụzọ n'ọbọ. Ọ bụghị otú ahụ elu ekesidiade ala gbara osimiri okirikiri wiring. Ndị dị otú ahụ na netwọk na-nyere na otu oyi akwa nke agha, mere nke gburugburu ígwè waya 6 mm n'obosara.

Ịtọ cable njikọ

Nọmalị njikọ na-tọrọ ala na a pụrụ iche nsị. Engineers agbasaghị na-gbakọrọ na ndị dị otú ahụ a ụzọ dị ka na-etolite a kacha nta ọnụ ọgụgụ nke bends. Na oké njọ, n'olulu mmiri na-kere - na mgbe na nke e nwere a ùkwù onye cable ogologo iji hụ na ibe. E nwere ụfọdụ atụmatụ na ibikwasị nke eriri-optic e. Isi ike na-arụ ọrụ dị otú ahụ na wiring na-mkpa iji nweta ezigbo erughị ala. Mgbe ẹkụre ala akara na-adọrọ mmasị n'ime ụlọ, ebe rụrụ fasteners na njikọ. Dị ka ihe atụ, a na ekwentị USB, n'ihi na nke size, nwere ike arụnyere na a fixation pụrụ iche mkpachị ma ọ bụ mbọ. Ma, na okwu nke mpụga nghọta, ihe ngwọta kasị mma a ga-eru a akara site na ọwa n'okpuru baseboard ma ọ bụ underceiling niche.

ọgwụgwụ

Taa, ọ bụla nwe a onwe home ike ịhazi a oge a eyeliner USB njikọ n'ụlọ gị enweghị ihe ọ bụla oru nsogbu. Dị ka omume-egosi, na ezi mbụ ngụkọta oge nke ihe omume budata enwekwu Ohere nke e guzobere a inogide na netwọk. Na nke a, na cable njikọ price maka anụ ụlọ were àmà na nkezi n'etiti 100 na 200 rubles. 1 mita, nke-enye gị ohere bụghị skimp na edu ihe. The kasị oké ọnụ ngwọta taa nyere ngwa anya eriri dị ka ndị kasị oru oma ma na-arụpụta nsụgharị mgbaàmà. Ọ na-efu ihe karịrị omenala ngwọta, ma n'ihi na a otu echichi nke a nhọrọ bụ ziri ezi. Ọ bụrụ na ọ na-zubere ime eme nnukwu-ọnụ ọgụgụ oru ngo, mgbe ahụ, nwere ike ị chọrọ mgbochi n'iji coaxial Gịnị ma ọ bụ symmetrical.