Isixhobo seKlasi yezithulu kunye nobunzima bokuva abantwana
IiNkqubo zokuLawula i-FM zihlala zisetyenziswa ngabantu abayizithulu okanye abanzima bokuva abantwana eklasini.
Yintoni i-FM?
I-FM imele i-modulation yowamaxesha kwaye iyindlela eqhelekileyo yokudluliselwa kwe-omsakazo. I-FM enye yezobuchwepheshe obungenazintambo ezidlulisela izandi ngqo kumntu onzima wokuva .
Iinkqubo zokuphulaphula i-FM zivumele ootitshala bathethe kwimakrofoni ephethe ngesandla, ehambisa ilizwi lentetho yotitshala ngokuthe ngqo kwisisithulu okanye esinzima sokuncedana nokuva abantwana.
Olu tshintshelo luyenzeka kwi-radio freel 217-217 MHz. Abathengisi abaninzi beemveliso zabantu abazizithulu nabanzima bokuphulaphula abantu bathatha ii-FM zabo.
Izinzuzo ze-FM
I-FM inikezela ngokucacileyo ukuphulaphula okuphulaphule abantu abanokulahlekelwa kwindlebe abanenkathazo xa bezama ukuqonda intetho, ngenxa yokude, ukubuyisela kunye nokuvakala kwengxolo yangemuva. FM ijolise ukuba:
Ukunciphisa ingxolo ephazamisayo yengxolo
Ukunciphisa ukubuyiswa nokuguqulwa kwesandi
Ukunciphisa ukukhathala kokuphulaphula
Ukuphucula ukucaciswa kwezwi nokuqonda
Ukuphucula ukuphulaphula ukude ukusuka kwisithethi
Indlela yeTheknoloji yeFM
Imakrofoni yomtshini we- FM ithatha amagama esithethi ngaphakathi kweeyintshi zomlomo wabo. Ngenxa yoko, isandi ukuba umphulaphuli uyaliva (nge-receiver yabo) ayinakho ukuvalelwa (ukuvutha komthamo wemvelo ngokwemitha), ukuphindaphinda nokuphazamiseka kwaye, ngokuqhelekileyo, isandi sangemvelaphi. Iintloko zee-headphones zinganceda ukunqanda ngokukodwa ingxolo engaphezulu yengxolo ejikeleze umphulaphuli.
Le nkqubo ibhekiselwa kuyo njengokuphucula intetho 'yentetho yesandi' (SpNR) okanye 'isilinganiselo sesandi somsindo' (SNR). Ukuphucula i-SpNR isicwangciso esiluncedo kakhulu esilungiselelwe ukuphucula ukuqonda intetho ngenxa yobunzima bokuva abantu.
Ukungaboniyo Ukuvavanya kunye neTheknoloji ye-FM
I-teknoloji ye-FM iphinda izuze ukungaboni kakuhle kweentlebe - ngexesha leetyelele, imibukiso exhumanayo kunye nokuguqulela ulwimi, umzekelo.
Zonke iimfuno zomntu ongeyangeva umntu ngummkeli kunye nesethi yee-headphone okanye i-earbuds.
Abasebenzisi abangaboniyo abaphulaphuli baya kubelana ngeenzuzo zokunciphisa ingxolo yangemuva, ukubuyisana, ukuphazamiseka kwesandi nokunyamekela ukuphulaphula kunye nokuphuculwa kokuphucula kunye nokulula kokuphulaphula kude.
Ukusebenzisa iFM kwiKlasi
Nazi ezinye izicwangciso zotitshala abasebenzisa iinkqubo zokulalela i-FM:
- Thetha ngezwi eliqhelekileyo lezwi kunye nemakrofoni malunga ne-14 cm emlonyeni wakho.
- Inkqubo ye-FM izakuhambisa ukuya kwiiyure ezingama-50. Ukucaca komqondiso kunye nemali yolwazi efunyenweyo kuxhomekeke ekulahlekelweni komfundi kunye nokukwazi ukuqhuba ulwazi oluvayo. Umfundi unokufuna ukuba nombono ocacileyo ngomlomo wesithethi ukufumana yonke ingcaciso.
- Kwiingxoxo zeklasini, dlulisa umthumeli kwisithethi okanye, ukuba usebenza kumaqela amancinci ukubeka kwindawo ephakathi njengetahluko phakathi kwetafile.
- Khuthaza umfundi ukuba athathe uxanduva lokuhlawula izixhobo zansuku zonke. U-Somone uya kufuna ukuba ahlole ukuba kusekusebenzeni kakuhle kwentsasa nganye.
- Gcina ukubonelelwa kweebhetri ngesandla.
- Buza uchwepheshe wakho we-audiological okanye u-audiologist uluhlu lokutshekisha ukuze uncedise ukujongana neengxaki. Gcina usondele kuloo ndawo apho inkqubo iyahlawulwa khona.
- Qaphela indlela yokulungisa izixhobo kwaye ukhangele ukuze ubone ukuba kukho inkqubo yokubolekisa ngemali ngelixa izixhobo ezingasebenziyo zilungiselelwe ukulungiswa.