Chiyambi cha kusiyana pakati pa PCM multiplexing zida ndi PDH zida
2021-07-19
Choyamba, zida za PCM ndi zida za PDH ndizosiyana kwambiri. PCM ndi zida zophatikizika zopezera ntchito, ndipo zida za PDH ndi zida zowunikira. Chizindikiro cha digito chimapangidwa ndi sampuli, quantizing ndi encoding the continuousl ...
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Kodi ntchito ya seva ya serial ndi yotani?
2021-07-23
Seva ya doko la siriyo imapereka ntchito ya doko lachinsinsi kupita pa intaneti, yomwe imatha kusintha doko la RS-232/485/422 kukhala mawonekedwe amtundu wa TCP/IP, ndikusunga njira ziwiri zowonekera zowerengera pakati pa RS-232. Zithunzi za /485/422 ...
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Kodi pali kusiyana kotani pakati pa kusintha kwa mafakitale komwe kumayendetsedwa ndi kusintha kwa mafakitale osayendetsedwa?
2021-07-14
Zosintha zamafakitale zimagwira ntchito bwino popanga mayankho kuti akwaniritse zofunikira pakugwiritsa ntchito makina osinthika komanso osiyanasiyana, ndikupereka njira yolumikizirana yotsika mtengo yamagetsi. Zosintha zamafakitale zimagawidwanso mu t ...
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Kodi pali kusiyana kotani pakati pa fiber optic transceivers ndi ma protocol converters?
2021-07-07
Pankhani ya maukonde olumikizirana, nthawi zambiri timagwiritsa ntchito ma fiber optic transceivers ndi ma protocol converters, koma abwenzi omwe sadziwa zambiri za iwo akhoza kusokoneza ziwirizi. Ndiye, pali kusiyana kotani pakati pa fiber optic transceivers ndi ma protocol converters? Conc...
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Kodi kusintha kwa POE kungathe kufalitsa mtunda wa mamita 250?
2021-07-02
Makasitomala ena adafunsa, pali masiwichi a POE pamsika omwe amati amatha kufalitsa mamita 150 kapena 250 metres, ndizoona kapena zabodza? Choyamba, tiyenera kumvetsetsa kuti POE ndi chiyani. POE ndiye chidule cha Power over Ethernet, kutanthauza kuti ...
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Ntchito ndi mawonekedwe a PDH Optical transceiver
2021-06-24
PDH optical transceiver (Plesiochronous Digital Hierarchy), quasi-synchronous digital transmission series system. PDH optical transceivers ndi ma transceivers opangidwa ndi mphamvu yaying'ono. PDH optical transceivers nthawi zambiri amagwiritsidwa ntchito pawiri, amatchedwanso point-to-poi...
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Kuyambitsa kugwiritsa ntchito kwa SDH Optical transceiver
2021-06-28
Optical transceiver ndiye chida chothandizira kufalitsa ma siginecha. Ma transceivers owoneka ayenera kugawidwa kukhala ma transceivers opanga ma telefoni, ma transceivers opanga makanema, ma transceivers omvera, ma transceivers optical data, Ethernet Optical tr...
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Kodi transceiver ya foni yam'manja ndiyosavuta kugwiritsa ntchito?
2021-06-22
Kodi transceiver ya foni yam'manja ndiyosavuta kugwiritsa ntchito? Zoonadi ndizosavuta kugwiritsa ntchito, mwinamwake sizidzakhala zotsatira za chitukuko cha mbiri yakale ya zipangizo zoyankhulirana! Telephone Optical transceiver ndi chipangizo chomwe chimasintha ma siginecha achikhalidwe mu ...
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Kodi mawonekedwe amtundu wa ma transceiver a telefoni ndi otani?
2021-06-18
Mitundu yogwiritsiridwa ntchito kwambiri ya mafoni ya ma transceivers opangira ma telefoni ndi: mawonekedwe a loop relay (FXO), mawonekedwe a mzere wa analogi (FXS), mawonekedwe a telefoni ya hotline (telefoni yovomerezeka), mawonekedwe a telefoni ya maginito. Ma transceivers opanga mafoni ...
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Chidziwitso cha malo omwe akugwiritsidwa ntchito pa 8-port PoE Switch
2021-06-10
8-port POE network switch "Osawotcha chipangizo" chosinthira chanzeru cha POE, ma aligorivimu odzimva okha amangogwiritsa ntchito zida za IEEE 802.3af, kotero palibe chifukwa chodera nkhawa kuwononga zida zachinsinsi za PoE kapena zida zomwe si za PoE. Dongosolo lanzeru lamagetsi ...
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