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Yintoni umahluko phakathi kwamandla eSigaba esinye kunye namandla eSigaba eSithathu?
Kumbane, eli nqanaba libhekisa ekusasazweni komthwalo. Yintoni umahluko phakathi kombane wesigaba esinye kunye nombane wesigaba sesithathu? Umahluko phakathi kombane wesigaba sesithathu kunye nombane omnye ngokuyintloko ukwi-voltage efunyanwa ngohlobo ngalunye lwentambo. Akukho nto ibizwa ngokuba ngumbane wesigaba sesibini, nto leyo ebamangalisayo abanye abantu. Umbane wesigaba esinye udla ngokubizwa ngokuba yi-'split-phase'. Izindlu zokuhlala zihlala zikhonzwa ngumbane wesigaba esinye, ngelixa ezorhwebo...Funda ngokugqithisileyo -
I-NASA ikhethe iSpaceX Falcon Heavy ukukhuthaza isikhululo esitsha sendawo saseGateway
I-SpaceX yaziwa ngokuqalisa kwayo okuhle kakhulu kunye nokufika kwayo, kwaye ngoku iphumelele enye ikhontrakthi yokuqalisa ephezulu evela kwi-NASA. Le arhente ikhethe i-Elon Musk's Rocket Company ukuthumela iinxalenye zokuqala zendlela yayo yenyanga ebilindelwe ixesha elide esibhakabhakeni. I-Gateway ithathwa njengeyona ndawo yokuqala yexesha elide yoluntu enyangeni, esisikhululo esincinci sasemajukujukwini. Kodwa ngokungafaniyo ne-International Space Station, ejikeleza uMhlaba kancinci, isango liza kujikeleza iNyanga. Liza kuxhasa u...Funda ngokugqithisileyo -
Umgaqo Wokusebenza kunye Nokusetyenziswa Kwe-Wireless Door Sensor
Umgaqo oSebenzayo we-Wireless Door Sensor Wireless door sensor yenziwe nge-wireless transmitting module kunye ne-magnetic block sections, kwaye i-wireless transmitting module, kukho iintolo ezimbini ezineenxalenye ze-steel reed pipe, xa i-magnet kunye ne-steel spring tube zigcina ngaphakathi kwe-1.5 cm, i-steel reed pipe ikwimeko engaphandle, xa i-magnet kunye ne-steel spring tube zikude umgama wokwahlukana kwe-1.5 cm, i-steel spring tube iya kuvalwa, ibangele i-short circuit, i-alamu indicator ngexesha elinye...Funda ngokugqithisileyo -
Malunga ne-LED- Icandelo lesiBini
Namhlanje umxholo umalunga ne-wafer ye-LED. 1. Indima ye-Wafer ye-LED I-wafer ye-LED yeyona nto iphambili kwi-LED, kwaye i-LED ixhomekeke kakhulu kwi-wafer ukuze ikhanye. 2. Ukwakhiwa kwe-Wafer ye-LED Kukho ikakhulu i-arsenic (As), i-aluminium (Al), i-gallium (Ga), i-indium (In), i-phosphorus (P), i-nitrogen (N) kunye ne-strontium (Si), ezi zinto ziliqela zokwakheka. 3. Uhlu lwe-Wafer ye-LED -Yahlulwe kukukhanya: A. Ukukhanya ngokubanzi: R, H, G, Y, E, njl. B. Ukukhanya okuphezulu: VG, VY, SR, njl. C. I-Ultra-high bri...Funda ngokugqithisileyo -
Malunga ne-LED - Icandelo Lokuqala
Kule mihla i-LED ibe yinxalenye yobomi bethu engafikelelekiyo. Namhlanje, ndiza kukunika intshayelelo emfutshane kwingcamango, iimpawu, kunye nohlulo. Ingcamango ye-LED I-LED (i-Light Emitting Diode) sisixhobo se-semiconductor esiqinileyo esiguqula umbane ngqo ube kukukhanya. Intliziyo ye-LED yitshiphu ye-semiconductor, enesiphelo esinye esiqhotyoshelwe kwi-scaffold, esinye isiphelo sayo yi-electrode engalunganga, kwaye esinye isiphelo siqhagamshelwe kwisiphelo esihle sombane, ukuze i-e...Funda ngokugqithisileyo -
Kutheni Ufuna I-Smart Home Hub?
Xa ubomi bungenazingxaki, kunokuba lula ukuba zonke izixhobo zakho zekhaya ezikrelekrele zisebenze ngobude obufanayo. Ukufezekisa olu hlobo lwemvisiswano ngamanye amaxesha kufuna ihabhu yokudibanisa izixhobo ezininzi ekhayeni lakho. Kutheni ufuna ihabhu yekhaya ekrelekrele? Nazi ezinye zezizathu. 1. Ihabhu ekrelekrele isetyenziselwa ukunxibelelana nenethiwekhi yangaphakathi neyangaphandle yosapho, ukuqinisekisa unxibelelwano lwayo. Inethiwekhi yangaphakathi yosapho yinethiwekhi yezixhobo zombane, isixhobo ngasinye sombane esikrelekrele...Funda ngokugqithisileyo -
Uzijonga njani ii-smoke detectors zakho?
Akukho nto ibaluleke ngakumbi kukhuseleko losapho lwakho kunezixhobo zokuvavanya umsi kunye nee-alamu zomlilo zekhaya lakho. Ezi zixhobo zikwazisa wena nosapho lwakho apho kukho umsi okanye umlilo onobungozi, zikunika ixesha elaneleyo lokuphuma ngokukhuselekileyo. Nangona kunjalo, kufuneka ujonge rhoqo izixhobo zakho zokuvavanya umsi ukuqinisekisa ukuba ziyasebenza. Inyathelo 1 Yazisa usapho lwakho ukuba uvavanya i-alamu. Izixhobo zokuvavanya umsi zinesandi esiphezulu kakhulu esinokuthusa izilwanyana zasekhaya kunye nabantwana abancinci. Yazisa wonke umntu icebo lakho kunye...Funda ngokugqithisileyo -
Umahluko phakathi kwe-WIFI, i-BLUETOOTH kunye ne-ZIGBEE WIRELESS
Ukuzenzekela kwekhaya kuxhaphakile kule mihla. Kukho iiprotokholi ezininzi ezingenazingcingo ezikhoyo, kodwa ezo abantu abaninzi bazivayo yiWiFi kunye neBluetooth kuba ezi zisetyenziswa kwizixhobo esinazo uninzi lwethu, iifowuni eziphathwayo kunye neekhompyutha. Kodwa kukho enye indlela ebizwa ngokuba yiZigBee eyenzelwe ukulawula kunye nezixhobo. Into enye abafana ngayo bonke abathathu kukuba basebenza malunga ne-frequency efanayo - kwi-2.4 GHz okanye malunga nayo. Ukufana kuphelela apho. Ngoko ke ...Funda ngokugqithisileyo -
Iingenelo ze-LED xa zithelekiswa nezibane zemveli
Nazi iingenelo zobuchwepheshe bokukhanyisa i-diode ekhupha ukukhanya. Ndiyathemba ukuba oku kunokukunceda wazi ngakumbi malunga nokukhanyisa kwe-LED. 1. Ubomi bokukhanya kwe-LED: Inzuzo ebalulekileyo yee-LED xa ithelekiswa nezisombululo zokukhanyisa zendabuko kukuphila ixesha elide. I-LED eqhelekileyo ihlala iiyure zokusebenza ezingama-50,000 ukuya kwiiyure zokusebenza ezili-100,000 nangaphezulu. Oko kuthetha ubude obuphindwe ka-2-4 kunobuninzi bezibane ze-fluorescent, metal halide, kunye ne-sodium vapor. Ingaphezulu ka-40 kunobungakanani bezibane ze-incandescent eziqhelekileyo...Funda ngokugqithisileyo -
Iindlela ezi-3 i-IoT eya kuphucula ngazo ubomi bezilwanyana
I-IoT itshintshe indlela yokuphila kunye nendlela yokuphila yabantu, kwangaxeshanye, nezilwanyana ziyangenelwa kuyo. 1. Izilwanyana zasefama ezikhuselekileyo nezisempilweni Abalimi bayazi ukuba ukujonga imfuyo kubalulekile. Ukubukela iigusha kunceda abalimi bamisele iindawo zokulima imihlambi yabo ethanda ukutya kwaye kunokubalumkisa ngeengxaki zempilo. Kwindawo yasemaphandleni yaseCorsica, abalimi bafaka ii-sensors ze-IoT kwiihagu ukuze bafunde ngendawo yazo kunye nempilo yazo. Ukuphakama kommandla kuyahluka, kwaye ilali...Funda ngokugqithisileyo -
I-China ZigBee Key Fob KF 205
Ungayixhoma kwaye uyisuse inkqubo ngokucinezela iqhosha. Yabela umsebenzisi kwisongo ngasinye ukuze ubone ukuba ngubani oxhobise kwaye wayisusa inkqubo yakho. Umgama ophezulu ukusuka kwisango ziimitha ezili-100. Hlanganisa ngokulula isitshixo esitsha nenkqubo. Jika iqhosha lesine libe liqhosha likaxakeka. Ngoku ngohlaziyo lwamva nje lwe-firmware, eli qhosha liza kuboniswa kwi-HomeKit kwaye lisetyenziswe kunye nokucinezela ixesha elide ukuqala izigcawu okanye imisebenzi ezenzekelayo. Ukutyelela okwethutyana kubamelwane, abakhi,...Funda ngokugqithisileyo -
Isixhobo sokutya esizenzekelayo sibanceda njani abazali bezilwanyana zasekhaya ukuba banyamekele izilwanyana zabo zasekhaya?
Ukuba unesilwanyana sasekhaya kwaye unengxaki yokutya, ungafumana i-automatic feeder enokukunceda uphucule indlela yokutya yenja yakho. Ungafumana ii-feeder zokutya ezininzi, ezi feeder zokutya zinokuba zisitya zokutya zeplastiki okanye zesinyithi, kwaye zinokuba ziimo ezahlukeneyo. Ukuba unezilwanyana zasekhaya ezingaphezu kwesinye, ungafumana ii-feeder ezininzi ezintle. Ukuba uphuma nabahlobo kunye nosapho, akufuneki ukhathazeke ngezilwanyana zasekhaya. Kodwa, njengoko usazi, ezi zitya ziluncedo, kodwa ngamanye amaxesha ...Funda ngokugqithisileyo