I-DMAs ingenye yezici ezicacile zokuphumelela kombukiso noma ukwehluleka
Iyini i-DMA?
I-DMA yisifunda noma insimu lapho abantu bathola khona izinketho ezifanayo zethelevishini nezomsakazo.
Ngokuvamile zixhunyaniswa namadolobha amakhulu, kodwa ezindaweni zasemaphandleni, zingahlanganiswa.
I-Nielsen ihlukanisa izwe libe ngama-DMA angu-210. Lezi zindawo zimelela izimakethe ze-TV ze-210.
Ama-DMA angaphezu kwamadolobha nje. Ngokwesibonelo, i-Philadelphia DMA ayihlanganisi nje idolobha, kodwa zonke izindawo lapho iziteshi zePhiladelphia zibukelwa khona kakhulu. I-Philadelphia DMA ihlanganisa eningizimu yeNew Jersey kanye neningi leDelaware.
Ngenxa yalokho, isiteshi se-TV saseFiladelphia sifuna ukumboza izindaba kulo lonke i-DMA hhayi nje edolobheni. Izozama ukuthengisa ukukhangisa ezinkampanini kulo lonke le ndawo.
Wonke ama-county ase-US ase-DMA. Amanye ama-DMA afaka indawo enkulu yendawo, njengeSallow Lake City DMA, ehamba kulo lonke izwe lase-Utah. Ezinye zincane kakhulu, njenge-Providence DMA, ngenxa yawo yonke imizi yaseNew England eseduze eneziteshi zayo.
Isici esinqumayo ekunqumeni ukuthi yikuphi i-DMA Nielsen eyabela isifunda esiya emibonweni yokubuka.
Uma amakhaya angaphezu kuka-50% esiteshini sesifundazwe se-Baltimore TV iziteshi, khona-ke isifunda sibelwe iBaltimore DMA. Lokhu kuyiqiniso ngisho noma isifunda siseduze nomunye umuzi, njengeWashington, DC.
Ngezinye izikhathi, iNielsen izosusa isifunda kusuka kwenye i-DMA iya kwenye. Mhlawumbe abantu esibonelweni basho ngokuzumayo bathole ama-Washington, DC iziteshi zabo zekhebula futhi banqume ukuthi bangathanda ukubukela izindaba ezivela enhlokodolobha yesizwe kunaseBaltimore.
Uma amakhaya angaphezu kwezingu-50% ebuka i-DC ithelevishini ngaphandle kweBaltimore TV, iNielsen izosusa isifunda sibe iWashington, DC DMA.
U-Nielsen ushicilela uhlu lwaminyaka yonke lwe-DMAs ngosayizi wezithameli. Ngo-2016, iNew York kwakuyi-DMA ehola phambili.
Ama-DMA kanye ne-intanethi
Ukuphakama kwe-intanethi kanye nezinye izindlela zethelevishini nezendabuko zendabuko kuye kwaba nomthelela kuma-DMAs. Abantu abaningi basebenzisa izinsizakalo zokusakaza ku-intanethi ukubuka imibukiso yabo eyintandokazi noma ukusebenzisa umsakazo wokubhaliselwa okukhokhelwayo esikhundleni salokho okutholakala esidlangalaleni ku-DMA yabo. Njengoba izingxenye ezikhulayo zezilaleli zisuka ekukhulumisaneni okujwayelekile, ikakhulukazi izinkulungwane zeminyaka, ama-DMAs kanye nezilinganiso ze-Nielson baye babona ushintsho olubalulekile ezinombolweni zabo. Kusukela ngo-2016, u-Nielson wayefuna ukuvumelanisa ukulinganisa amasistimu ekubhekiseni ukusakazwa kwethelevishini kanye nomsakazo wenethiwekhi ukuthola inani elinembile kakhulu, elizokwenza ukuthi abathengi bathenge isikhathi somoya.
Ama-DMA kanye neNzuzo
Ukwaziswa kwe-DMA noma imakethe yemidiya kubalulekile kumabhizinisi nabathengi. Usayizi we-DMA nomsebenzi wezilaleli unquma izindleko zokukhangisa. Ngokwesibonelo, ukuhweba esiteshini sethelevishini eNew York City kuzodala okungaphezulu kokuthengisa okuthengwe emoyeni esiteshini eLancaster, PA.