kawe RF coax ki rorohiko
Whakawhiti i ngā tohu coaxial ki ngā taura muka whatu, koia te mahi o ngā kaitahuri pēnei i te RF ki te kaitahuri muka whatu (coupler). Ko ōna āhuatanga matua ko te tuku tohu me te tango, te huri me te whakarei ake, kia tere ai te neke o ngā tohu RF auau teitei i runga i ngā tawhiti roa, kāore he ngaronga, he whakapohehe rānei. E whakaatu ana i ngā ahu whakamua hangarau pēnei i te āhei ki te tautoko i ngā whanui kōpae whānui, te pōturi iti me te ātete ki te pāhotanga hiko. Kei te waeine tono i roto i te waea, te pouaka whakaata me te raraunga ahumahi tuku, nga wahi katoa whakawhiti tawhiti-roa o tohu tere nui he faufaa. Nā tōna kaha whakamua ki te whakarerekētanga me te whakarerekētanga, ka ārahi taua pūrere kia noho tonu te pūmautanga o te tohu puta noa i te ara tuku.