Izinja zibonani kumabonakude?

Abanye abanikazi bathi izilwane zabo ezifuywayo zibukela okwenzeka ku-TV ngesithakazelo, abanye bathi izinja azisabeli nganoma iyiphi indlela "ebhokisini lokukhuluma". Yini izinja eziyibona ku-TV, futhi kungani ezinye izilwane ezifuywayo ziyimilutha yemidlalo ye-TV, kuyilapho ezinye zisalokhu zingenandaba?

Yiziphi izinhlelo ze-TV ezikhethwa yizinja?

Ososayensi baseNyuvesi yaseCentral Lancashire benza ucwaningo futhi bafakazela ukuthi lezo zinja ezisabuka i-TV zithanda ukubuka izihlobo zazo. Okwakuthakazelisa kakhulu kwakuyizinja ezibhodlayo, ezikhonkothayo noma ezikhalayo.

Futhi, ukunaka kwezilwane kwakhangwa izindaba ezihilela amathoyizi ahlabayo.

Nokho, ezinye izinja aziyiphenduli nhlobo i-TV. Futhi kukhona inguqulo ukuthi ayincikile ezicini zenja, kodwa ezicini zobuchwepheshe ze-TV.

Yini izinja ezingayibona kumabonakude?

Akuyona imfihlo ukuthi izinja zibona umhlaba ngendlela ehlukile kunathi. Kubandakanya ijubane lethu nele-canine lokubona kwesithombe kuyahluka.

Ukuze mina nawe sibone isithombe esikrinini, imvamisa ye-45 - 50 hertz isanele. Kodwa izinja zidinga okungenani ama-hertz angu-70 – 80 ukuze ziqonde ukuthi kwenzekani esikrinini. Kodwa imvamisa yokucwayiza kwama-TV amadala icishe ibe ngama-hertz angama-50. Ngakho izinja eziningi abanikazi bazo abangazange bashintshe izinto zabo ukuze zibe kweyesimanje manje azikwazi nje ukukuqonda ngokomzimba lokho okuboniswa ku-TV. Okusho ukuthi abakhombisi intshisekelo. Ngaphezu kwalokho, isithombe esinjalo sabo siyacasula, okwenza kube nzima ukugxilisa ingqondo.

Kodwa ama-TV anamuhla anemvamisa ye-100 hertz. Futhi kulokhu, inja iyakwazi ukujabulela uhlelo lwe-TV.