Ithuluzi Lamakilasi Yezithulu Nezinkinga Zokuzwa Izingane
Izinhlelo zokulalela i-FM zivame ukusetshenzwa ngabantwana abayizithulu noma abanzima ezindlini zokufunda.
Kuyini FM?
I-FM imele ukuguquguquka kwezimvamisa futhi kuyindlela evamile yokudluliswa komsakazo. I-FM ingenye yezobuchwepheshe obungenazintambo ezidlulisela imisindo ngqo kumuntu onzima wokuzwa .
Amasistimu e-FM alalela avumela othisha ukuthi bakhulume kumakrofoni aphethe ngesandla, okudlulisela umsindo wezwi lathisha ngqo kumuntu oyisithulu noma onzima wokuzwa kwengane yokuzwa.
Lokhu kuhanjiswa kwenzeka kumsakazo we-radio 216-217 MHz. Abathengisi abaningi bemikhiqizo yabantu abayizithulu nabanzima bokuzwa banethwala izinhlelo ze-FM.
Izinzuzo ze-FM
I-FM inikeza ukucaciswa kokulalela okuthuthukisiwe kubantu abalahlekelwa ukuzwa lapho benenkinga lapho bezama ukuqonda inkulumo, ngenxa yebanga, ukubuyela emuva kanye nomsindo wangemuva ophazamisayo. I-FM ihlose uku:
Nciphisa umsindo ovusa amadlingozi
Nciphisa ukubuyisana nokuphambana komsindo
Nciphisa ukukhathala kokulalela
Thuthukisa ukucaciswa kwezwi nokuqonda
Thuthukisa ukuzwa kude kude nesipikha
Yeka ukuthi i-FM Technology isebenza kanjani
Umakrofoni we-FM umthumeli uphakamisa amazwi esipikha ngaphakathi kwamasentimitha omlomo wabo. Ngenxa yalokho, umsindo olalelayo (nge-receiver yabo) akhululekile ekutheni (ukuvuthwa kwevolumu yemvelo ngokwebanga), ukuphindaphinda nokuphazamisa futhi, ngokuvamile, umsindo wangemuva. I-headphones yomlaleli ingasiza ekuvimbele kancane kancane umsindo wangemuva owengeziwe ozungezile umlaleli.
Le nqubo ibhekiselwa ekuthuthukiseni 'isilinganiso senkulumo kuya kumsindo' (SpNR) noma 'isilinganiso senani lomsindo' (SNR). Ukwenza ngcono i-SpNR kuyindlela ezuzisayo kunazo zonke etholakalayo ekuthuthukiseni ukuqondisisa inkulumo kubantu abanzima bokuzwa.
Ukungazizweli Ukukhubazeka Ne-FM Technology
Ubuchwepheshe be-FM bubuye buzuze abangenakuzwa ukuzwa - ngesikhathi sokuvakasha, imibukiso exhumana, nokuhumusha ulimi, isibonelo.
Zonke izidingo zomuntu ongazizwa kahle ziyisidingo kanye nesethi yama-headphones noma ama-earbuds.
Abasebenzisi abangaboni kahle abazwayo bazokwabelana ngezinzuzo zokunciphisa umsindo wangemuva, ukubuyela emuva, ukuphazamiseka komsindo nokukhathala ukulalela kanye nokucaciswa okuthuthukisiwe nokulula kokulalela kude.
Ukusebenzisa i-FM eklasini
Nanka amathiphu othisha abasebenzisa izinhlelo zokulalela FM:
- Khuluma ngezwi elivamile lezwi nomakrofoni cishe 14 cm kusuka emlonyeni wakho.
- Uhlelo lwe-FM luvame ukudlulisela kufika kumaydi angu-50. Ukucaca kwesignali kanye nemali yolwazi olutholiwe kuxhomeke ekulahlekelweni komfundi kanye nekhono lokucubungula ulwazi oluzwakalayo. Umfundi angadinga ukuba nombono ocacile ngomlomo wesiphakamiso ukuze athole lonke ulwazi.
- Ukuze uthole izingxoxo ezingaphakathi-ekilasini, dlulisa umthumeli ukuya esikhulumi noma, uma usebenza emaqenjini amancane ubeke endaweni ephakathi nendawo etafuleni.
- Khuthaza umfundi ukuba athathe umthwalo wokushaja imishini nsuku zonke. I-Somone izodinga ukuhlola ukuthi isebenza kahle njalo ekuseni.
- Gcina ukuhlinzeka ngamabhethri ngesandla.
- Cela uchwepheshe wakho wezethameli noma isazi se-audiologist ukuze uthole uhlu lokuhlola ukuze usize ngokuxazululwa kwemishini. Gcina eduze nendawo lapho isistimu ikhokhiswa khona.
- Qaphela inqubo yokulungiswa kwemishini futhi uhlole ukuze ubone ukuthi kukhona inqubo yokubolekisa ngenkathi imishini engasebenzi isebenza ukulungisa.