Ummkeli weeRediyo uDegen 1103: ukuhlaziywa, inkcazo, iimpawu kunye nokuhlaziywa

Iimpazamo ngabo abo basebenzi abaqinisekileyo ukuba amaxesha eiradiyo eziphathekayo sele iphelile kwiminyaka yokugqibela. Ixesha leemveliso ezidalwe kwiirediyo ziza kubakho iminyaka emininzi, kuba ngoku akukho fowuni yeselula ene-FM tuner edibeneyo ikuvumela ukuba ubambe amaza afutshane, aphakathi nawade. Kodwa kunomdla ukuphulaphula i-ether yehlabathi lonke, izitudiyo zomsakazo kunye ne-pirate, kunye nokuzithokozisa ngokuzithengisa kwiintetho zangasese kwibala eliqhelekileyo.

Kule nqaku, umfundi uyamenywa ukuba adibana nommkeli weTshayina uDegen 1103, onokukwazi ukusebenza kuyo nayiphi na i-frequency frequency. Ukuhlaziywa, inkcazo, iimpawu kunye nokuhlaziywa komsebenzisi kuya kubangela ukuba abathengi abanokukwazi ukufumana ulwazi olufanelekileyo luncedo.

Iinkcukacha zobugcisa

Ummkeli ophathekayo usebenza kuzo zonke iindidi zamanqanaba aziwayo kwihlabathi , oku kukuxhamla phambili:

• I-VHF (FM) 78-108 MHz eneyathelo elingu-25 kHz;
• I-DV / SV / KB (AM) 100-30 000 kHz kwiimitha ezili-1 zeHHz, kunye nethuba lokwandisa uluhlu kwimodi yomntu.

Ukongeza, i-Degen ye-1103 yomsakazo unomlinganiselo wokuguqulwa kabini kwi-AM band, kwaye ixhotywe kunye ne-system scanning for frequencies. Ukulawulwa kwevolumu yeDivaysi , ii- 268 zeesitishi zokurekhoda, i-SSB (iteksi, ukhuseleko kunye neminye imibutho yabucala), inkxaso ye-stereo mode, i-clock ekwakhiwe kwi-alamu kunye nobukho beefayile zokulawula kwenza le fowuni ibe yinto ekhethekileyo kwiimakethe zomsindo we-digital ukulalela iziteshi zerediyo.

Masibe nolwazi

AmaShayina akwazi ukumangalisa nakwabathengi abafuna kakhulu abakhetha ukwenziwa komgangatho waseYurophu naseMerika. I-Degen DE 1103 yomsakazo isityebi kakhulu kwizixhobo: ishaja, ipakethe ibhetri, i-headphone, i-antenna ekude, ityala elincinci lokuthutha kunye nencwadi yokufundisa e-russia.

Ngokubhekiselele kumgangatho wokwakha, kukho izinto ezintle apha. Xa kwakhiwa umzimba weso sixhobo, iplastiki yamandla ephezulu yayisetyenzisiweyo, nto leyo kunye nomgudu kunzima ukulimaza. Kwiimpendulo zabo, abanini banini baqhathanisa umkhiqizo uDegen kunye nabamkeli abafanayo abenziwe kwi-USSR (umzekelo, "Orion"). Idibanisa abasebenzisi kuphela i-antenna ye-telescopic - isinamathiselo sayo kunye nokuphathwa kakubi kulula ukuphula.

Ukukhululeka kolawulo

I-keypad yenombolo kule nkcazo icacisa ngokuphindaphindiweyo ukufakela isistim somsakazo oyifunayo kunye nezicwangciso ze-receiver ye-Degen 1103. Imiyalelo ekwikitethi ichaza ngokubanzi iinkcukacha zonke iinkqubo ofuna ukuzenza manani. Nangona kunjalo, abaninzi abasebenzisi banemibuzo. Kwinqanaba lesoftware, isixhobo asikuvumeli ukuba ufake ii-frequencies ezingaphandle kwemida eboniswe kwiinkcukacha zobugcisa. Igajethi imane isayine impazamo.

Ngokubhekiselele kumatshintshi olawulo aseleyo, ke kukho ikhowudi epheleleyo. Zonke ziyimisebenzi emininzi kwaye zivumela umsebenzisi ukuba akhuphe ngokukhawuleza urediyo ukuze asebenze ngokupheleleyo. Ukusebenza ngokukhawuleza kunye nekrini-LCD. Inomboniso wedijithali, kodwa ibonisa isikali se-analog. Kukho ukulinganisa okuthakazelisayo, ngaphandle kokusebenza ngokupheleleyo.

Izinto ezincinci

Umkeli we-Degen DE 1103, onenani lakhe lingama-ruble ama-5000, unomlawuli othakazelisayo kakhulu we-synthesizer ye-frequency. Ikhutshana lesetyhula (i-valcoder) ivumela umgcini ukuba atyelele kuyo malunga nantoni na iqondo elichanileyo. Ngulo msebenzi okhangela umdla kwidivaysi yabathengi.

Kodwa ulawulo lwevolumu luyakucasula abanikazi besikhathi esizayo. I-dynamics ilawulwa livili elidibeneyo. Kwintlanganiso yokuqala kukho ukuvakalelwa kukuba umenzi wenziwa ngokudibanisa ukulawulwa kwevolumu kunye ne-synthesizer. Ngenhlanhla, ezininzi iinjineli zekhompyutha ziza kuba neengxaki zokusombulula ingxaki ngokulawula umthamo.

Umgangatho wokudlala

Ewe, i-headphone, ezayo kunye ne-Degen 1103 yomkeli, yishiya eninzi ukufunwa, apha ngokucacileyo ukuba ungaboni. Abasebenzisi abafuna ukuphulaphula iifridiyo ngaphandle kokuphazamisa abanye kufuneka bacinge ngokuthenga inkqubo yesithethi efanelekileyo.

Ngokuphathelele i-loudspeaker eyakhelwe ngaphakathi, izinto zibhetele kangcono. AmaShayina asungule isithethi esiphezulu esaneleyo (ububanzi - 77 mm), ezalisekisa ngokugqithiseleyo ukuvakala kwamazwi aphakamileyo naphakathi. Ngesiseko, ifowuni inenkxalabo enzulu, ngoko ungabi nciphisa ixesha ngokucwangcisa kakuhle.

Amanyathelo okuQala ekuPhakanyisweni

Kungcono ukuqala ngento yokuba amaTshayina enza iphutha ekukhupheni imveliso yabo. Ukulahla i-4WD iibhetri ehlaziyiweyo enekhono le-1300 mAh elinikezelwe kwibhokisi ixabiso eliphantsi kwaye ayikwazi ukugcina ihlawuliso ixesha elide, elichaphazela kakhulu impilo yebhetri yomkeli we-Degen 1103. Intengo yesicatshulwa kwimakethe yasekhaya ikhulu kakhulu, kwaye umenzi wasenalo ilungelo lokwenza njalo Abathengi.

Ukwandisa ubomi bebhetri yommkeli uya kunceda amabhethri anegama elingu-2200-2500 mAh ukusuka kumenzi othile odumile (umzekelo, iPanasonic, iDuracell okanye i-Philips). Akukho nto ekhethekileyo kwimveliso enjalo, ngoko apha umthengi kufuneka agxile kuphela kwiindleko zemveliso.

Iingxaki eziqhelekileyo kunye nokuphakanyiswa kwesignali

Ulwazi lwezinto ezisisiseko ze-physics lungcono, kodwa kuphela i-Degen 1103 eyamukeliweyo ayilungiselelwe ukudibanisa i-antenna enamandla kakhulu. Ubuninzi obunokuthi umsebenzisi unganqamle ukuxhuma umkhuliseli wesignali esilawuliweyo, owanikezwa kwikiti.

Kukho iingxaki ezininzi apha. Okokuqala, isigaba sokungenayo asinakho i-capacitors kwaye sinokutshiswa nje ngokugqithisa. Umsebenzisi ufuna ukufakela ezimbini zokugcina i-pF. Ingxaki yesibini ifihliwe kwi-YJ-7 -effect-transistor ye-field-effect transistor , efakwe kwiBhodi ye-receiver ye-Degen 1103. Emva kokugatya i-amplifier enamandla kwaye ubuyela ekusebenziseni i-antenna ye-telescopic yasekhaya, umsebenzisi uya kufumanisa ukuba i-AM iziteshi azifumaneki. Ingxaki ixazululwa ngokutshintshwa kwe-transistor ye-Chinese-effect effect yomkhiqizo wasekhaya kunye nokumakishwa kwe-KP303B.

Iingxaki zempucuko

Ngokumangalisayo, ingxaki ngokufumana ama-AM kunye nama-SSB-waves abemi beegacities. Inyaniso kukuba phantse zonke izakhiwo, kubandakanywa izakhiwo zokuhlala, zinezakhiwo zetsimbi kwisiseko sayo, ezenza ukuphazamiseka okukhulu ekusebenzeni kwamaza amade.

Azikho iindlela ezininzi zokusombulula le ngxaki. Omnye unika ithuba lokuphuma ngaphandle kwedolophu okanye ukunyuka uphahla lwezindlu ezininzi ukuze uphulaphule izikhululo zamatekisi. Kwaye umntu ulula ukwenza ukukhutshwa kwebhodi yempawu ye-Degen 1103 yomkeli. Ukugqitywa, eqinisweni, kufuna ulwazi oluthile kwinynjineli kagesi. Kunconywa ukufaka izikrini ezimbini: kwi-synthesizer yesiqhelo kunye nakwisihluzo se-quartz. Njengazo zinto, ubuncwane bokubhedu okanye ityhuthini ye-tin lungasetyenziswa.

Amacandelo amancinci

Ukwandisa umda ophantsi kwinqanaba lexesha, umsebenzisi akayidingi isinyithi kunye nesipuni. Unako ukudlula umqobo weprogram. Enyanisweni, esi sicombululo sidinga ingqwalaselo eyongezelelweyo kunye nokunyamezela. Okokuqala, umninimzi ngoncedo lwemfundo kufuneka afunde indlela yokusebenza kunye nokurekhoda kweziteshini zerediyo kwiimemori zeememori ze-Degen 1103 umamkeli. Emva koko kuyimfuneko ukusebenzisa le algorithm yezenzo ezilandelayo:

• Beka usebenzisa amaqhosha umda ophezulu kwoluhlu: 21 951 kHz;
• Hlola ukukhangela ngokuzenzekelayo (iBhodi + kunye neBhan-);
• Emva kokubona indlela yokuskena kumlinganiselo ophantsi (100 kHz), kuyimfuneko ukuba uguqule kancane i-knob ye-encoder;
• Kunconywa ukuba ubhale lo buninzi kwiiyunithi zeememori zeememori ukwenzela ukuba ungaphinda uhlaziye kwixesha elizayo;
• Ukuguqula i-knob ye-scanner, kufuneka wenze ngesandla ukukhangela iifom ezifunwayo kwicandelo eliphantsi.

Inkqubo efanayo iya kwenziwa xa uhlalutya ibanga le-frequency range (ngaphezu kwe-30 MHz), yodwa apha kufuneka ube nokunyamekela ngakumbi, kokubili ukukhangela okuzenzekelayo kunye nezicwangciso zendlela. Inyaniso kukuba umamukeli, ezama ukukholisa umsebenzisi, uzama ukutshintshela kwimodi yokwamkela i-FM.

Impendulo

Ngomathotholo uDegen 1103 uhlolo lwabanini banomdla kakhulu. Abaqalayo, abade bekwazi ukubunjineli kagesi, bashiya amazwana amnandi kuphela, kunye nomatshini oonomathotholo onobuchwephesha bakhala ngezikhalazo ezibalulekileyo zomenzi. Nangona kunjalo, yonke imbono engalunganga iyahambelana ne-algorithm yezenzo zokuphelisa ingxaki.

Ihlazo kubo bonke abathengi bafumana ukulawulwa kwevolumu - kufuneka ivuselelwe kwakhona, ngexesha elifanayo kwaye iqulethe iqhinga elijongene nokwandisa ngokuzenzekelayo umthamo. Ingxaki yesibini ebalulekileyo, abasebenzisi abaninzi abakuqwalasela ngayo, ngumsebenzi wejaji eyakhelwe kwiibhetri zeminwe ezisuswayo. I-current low down current feeds power supply to batteries. Kungakhathaliseki ukuba kufuneka uthenge ishaja yangaphandle, okanye usike umxhatshazo ophezulu kwibhodi yamandla. Enyanisweni, kwimeko yokugqibela, ukunikezelwa kwamandla kuya kutshiswa kakhulu ngexesha lokuhlawula.

Ngokuphathelele ukufaneleka, akakwazi ukuluhlu kwinqaku elilodwa. I-Degen 1103 isebenza phantse onke amanqanaba kwaye inokumkelwa kwezinga eliphezulu kakhulu, ngoko ke naphi na emhlabeni jikelele umnini uya kuhlala ekhethiweyo iziteshi zerediyo ezilikhulu eneqondo eliphezulu.

Ekugqibeleni

Ummkeli uhloniphekile, kunzima ukungavumelani nale nto. Ngaphandle kwempucuko: elwandle, ehlathini, kwi-dacha okanye ngokuloba-kuyo yonke indawo kuya kuba nokufumana umgangatho kungekhona kuphela kwezitudiyo zakho ezithandayo, kodwa nakwaziteshi zamatekisi. Ngesixhobo i-Degen 1103 ayiyi kubuhlungu naphi na. Nangona kunjalo, ukuze ufumane intuthuzelo ephezulu, kufuneka uqaphele ukuguqulwa okuncinci kommkeli, ngaphandle koko ezinye izinto ezincinci zingaphazamisa ixesha lokuzonwabisa.