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I-Yaesu FT-7900R: I-Split-Type UV Dual-Band Car Radio ye-Multi-Scenario Mobile Communication
2026-08-10 09:58:02

I-Yaesu FT-7900R mrhatjho wekoloyi we-UV we-dualband owenziwe ukuqalana nobujamo obubuhlungu bebubulo obulinganiselweko bama-walkie-talkies aphathwa ngesandla kanye nokutlhogeka kwesikhala ngaphakathi kweenkoloyi ukufaka imirhatjho yeenkoloyi ejayelekileko. Ilinganisa ukukhulumisana kwebanga elide, ukutjheja amabhendi amanengi, kanye neemfuno zokufaka eziguquguqukako, okwenza bona isetjenziswe khulu ekutjhayeleni ngaphandle kwendlela, ukukhamba ngekhonvoyi, kanye nemisebenzi yomrhatjho we-amateur.

Umkhiqizo uneyunithi yekhanda nomzimba ongasuswako, okwenza bona iyunithi ekulu ibekwe ngaphasi kwesihlalo nofana esikhwameni. Iphaneli yokulawula ibekwe kuhle esihlalweni somtjhayeli, ukurarulula kuhle umraro wesikhala esilinganiselwe sokufaka kuma-SUV kanye neenkoloyi ezitjhugululiweko. Isibonisi esikhanya ngemuva sitjhugulukela eendaweni ezihlukahlukeneko zokutjhayela imini nobusuku, ukuqinisekisa ukufundeka okucacileko kwelwazi lobujamo ngitjho nasebusuku. Ihlanganiswe nemakrofoni enemisebenzi eminengi, ukusebenza kwamabhathini kulula begodu kulula lokha nawutjhayelako, kuqeda ukuphazamiseka okuvela eendaweni ezihlukahlukeneko.

Yaesu FT-7900R

Umrhatjho usekela amazinga amanengi wamandla. Amandla aphezulu asetjenziswa eendaweni ezivulekileko ukuqinisekisa ibanga lokuthintana, ngesikhathi ukutjhugulukela emandleni aphasi eendaweni eziseduze kwehlisa ukusetjenziswa kwamandla nokutjhisa kwemitjhini. Imisebenzi eyakhelwe ngaphakathi yokukhowuda nokukhipha ikhodi ye-sub-tone ihlunga ukuphazamiseka kwesiginali okungakaqakatheki, ibalekela imiraro yokukhulumisana, begodu iqinisekise ukukhulumisana okuhlanzekileko nokuzinzileko ngaphakathi kwekoloyi. I-receiver inekhono lokwamukela i-wideband, elikwazi ukutjheja amatshwayo ahlukahlukeneko ngaphandle kwamabhendi womrhatjho we-amateur, kufaka hlangana amatshwayo weenqhema zeenqhema nokuphepha komphakathi, okwenza bona kube nokusetjenziswa kwemitjhini.


I-receiver inesakhiwo esihlakaniphileko sokukhipha umtjhiso esilungisa ngokuzenzakalelako ifeni yokupholisa ngesikhathi sokudlulisa okuragela phambili isikhathi eside, ukukhandela ukutjhisa khulu nokunciphisa amandla ngaphasi kokusebenza kwamandla amakhulu, ngaleyo ndlela itjhugulukele eendaweni zokutjhayela zangaphandle ezinokutjhuguluka okukhulu kwamazinga womtjhiso. Amatjhaneli wokugcina amandla amakhulu asekela ukuphathwa kwamagama okuhlanganisiweko, okuvumela bona ama-repeater asetjenziswa kanengi namafrikhwensi alondolozwe ngaphambilini begodu abuyiselwe ngokuchofoza kanye lokha nawusendleleni, okuqeda ukuhlupheka kokulungisa amafrikhwensi aphindaphindiweko endaweni. Umdumo ozwakalako, okhambisana nezipikha zangaphandle, uqinisekisa ukukhulumisana ngelizwi okuzwakalako ngitjho naseendaweni ezinomsindo wokutjhayela.


Iinsetjenziswa kanye namakheyibuli ahambelanako zihambisana khulu, zineengcenye ezinengi ezithengiswa eentolo zokulungisa iinkoloyi, okwenza bona iindleko zokulondoloza nokubuyisela zilawuleke. Imitjhini le ilungele amathimu weenkoloyi ezingekho emgwaqweni, amakilabhu wokuzitjhayela, abathandi bomrhatjho we-amateur, kanye namathimu womsebenzi wesimu. Ebujamweni bamanje bokuthintana ngeselula, amatshwayo amanengi wenethiwekhi aneendawo ezifileko, okwenza bona iinsetjenziswa zokuthintana zenethiwekhi zomphakathi zingasebenzi. Ngeenzuzo zayo ezine ezikulu—ukufakwa okuhlukanisiweko okuguquguqukako, ukukhiqizwa kwamandla amakhulu we-dualband, ukwamukelwa kwe-wideband, kanye nesistimu ye-anti-interference sub-tone—i-Yaesu FT-7900R sele ibe sisetjenziswa esijayelekileko sokukhulumisana ngaphandle kweentambo ngaphakathi kwekoloyi eendaweni ezingenanethiwekhi.


Amalebula ahlobene： Yaesu FT-7900R detachable head unit and body sub-tone encoding and decoding functions

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