How kusarudza uye kutenga redhiyo

Radio rakaonekwa nemasayendisiti muna 1895 AS Popov, uye yava kubva kuva chikamu hwedu. Pasinei chokwadi kuti zvino pane kwezuva waya nhepfenyuro, achiri yakawanda vatsigiri vari redhiyo, iyo inokwanisa kugamuchira Wireless anonongedzera. Radio panhepfenyuro pfupi, svikiro uye refu nemafungu. Zvinonzi kuonekwa zvikuru mukurumbira FM-VHF zvenguva, izvo kutepfenyurwa varaidzo, mumhanzi yeredhiyo. Analog vagamuchiri kubvumira chinozunguzirwa mabiko pakururamisa manually, mechanically. Kusiyana neizvi, digitaalinen maredhiyo zvinopa yakakwirira zvakarurama chiratidzo kubudiswa uye pazviruva pamusoro chinozunguzirwa.

Modern maredhiyo kubvumira yepamusoro redhiyo inzwi, teererai panhepfenyuro kubva pose. Radio vaizviti vatyairi, pazororo, madzimai epamba, vashandi hofisi, sezvo anobvumira kuwana ruzivo, uye asingauyi kutsausa kubva pabasa.

Kana ukasarudza kutenga redhiyo, unofanira kusangana pamwe mienzaniso zvaipiwa kumusika. Kutanga, zviri zvetsika anallogovye mano uye digitaalinen redhiyo, apo pfungwa yokushanda ano kombiyuta ano.

Kana uchida kuva redhiyo kwenguva refu hikes, nzendo kuti zvisikwa, kunyika, iwe uchaita kuita redhiyo, iyo vakapakata digital tuner uye anogona kubata svikiro uye refu chinozunguzirwa ane kanyanga. The mugamuchiri vachaziva mamiriro okunze, faranuka akanaka rwiyo. Kukodzera zvakakwana hike inokwanisika-wave maredhiyo, nekuti munzira angava breakage uye kurasikirwa. Nyore, mumwe anogona kuvakwa chidhayinamo kana replaceable mabhatiri semabhatiri.

Chikamu chinokosha ndiye zvose-wave mugamuchiri kanyanga. Zvinofanira kunge yakareba zvakakwana kuti kubata sefungu akanaka. Zvakakosha kusarudza muenzaniso maredhiyo vanokwanisa unobatanidza chinhu kanyanga zvokunze kuti hwezvekukurukurirana kugamuchirwa hwakanaka anonongedzera. Kuti zviite nyore kushandisa redhiyo mutende rima, inofanira nepokuongorora backlight. Kutenga redhiyo kuti nzendo nechisikirwo, unogona kusarudza kubva zvakawanda paIndaneti zvitoro. It anosangana zvose zvinodiwa muenzaniso pamusoro Tecsun. Kuwedzera unhu pamusoro apa, ine pakuvara MP3-mutambi uye unogona kuridza mafaira kubva zvokunze SD-kadhi. Radios muenzaniso uyu ndiyo vamiririri chizvarwa chitsva. Vane vazhinji ndangariro masero vari redhiyo Headphone Jack, wachi. Digital vagamuchiri takashongedzerwa ane LCD chidzitiro, mumwe telescopic kanyanga.

Kana uchida kutenga redhiyo anogamuchira yakafara wavelength siyana, ona muenzaniso Degen. redhiyo ichi digitaalinen, izvo apararira zvikuru musika weRussia. The redhiyo inotengeka, chiine, lightweight uye hunogara. Mupepa ane otomatiki backlight vanoratidza uye mabhatani, ane wemagetsi vhoriyamu kuzvidzora, uye nomumbure adapteri.

Kana uchida isingadhuri uye panguva imwe chete ine Qualitative womuenzaniso redhiyo, unogona kutenga chinhu redhiyo analoginen. Somuenzaniso, mienzaniso yakadai "Mureza", "Lear". vagamuchiri kwakadaro kunogona kushanda pane zvakarukwa, kana kugamuchira redhiyo that no wired. Rinowanikwa yemashoko vagamuchiri kuti vari tsindirana, muhomwe kadikidiki, dzinofambiswa nokuda kwezuva kana penlight mabhatiri (semuenzaniso, Sony, Ritmix).

Chero zvazvingava, kutenga redhiyo, unogona nguva dzose kutakura foni, tora nemi parwendo hove, kupikiniki kana kwidza. Radio huru uye yapakuvamba mazano vashongedze richienda mufurati renyu.