Your Professional Two{{0}Way Radio Supplier
Nan'an Chitai Trading Co., Ltd. yakavambwa muna 2014 uye inotungamira mukutengeserana kwemichina yekufambisa mashoko, kusanganisira walkie-talkies uye zvigadzirwa zvemagetsi. Kambani yedu ine chikwata chetsvakiridzo nekuvandudza chakazvipira chenyanzvi dzinopfuura zana uye inoshandisa-ye{7}}-basa retsvakurudzo rinoita 500 square metres. Isu tinodada nehurongwa hwedu hwakakwana hwekugadzira, kubva kuR&D kusvika pakuendesa, kuve nechokwadi chemhando yechigadzirwa pamatanho ese. Inowanikwa muQuanzhou, Fujian, padivi peChina Maritime Silk Road, isu tinokwidziridza hunyanzvi hwekugadzira hunyanzvi kushandira misika yepasi rose.
Sei kusarudza isu
Customized services
Isu tinopa mhinduro dzakarongedzerwa zvichienderana nevatengi kudhirowa kana sampuli, kuve nechokwadi chekuti zvigadzirwa zvinosangana nezvinodiwa. Kusanduka kwedu kunoita kuti tisangane nezvido zvemusika asi tichichengeta-zvemhando yepamusoro.
Quality Control
Kubva pane zvigadzirwa kusvika kune zvakapedzwa, isu tinoomerera kune yakasimba yemhando yekudzora maitiro, kuve nechokwadi chekuti chigadzirwa chose chinosangana nepamusoro pekuita uye kuvimbika zviyero.
Mushure me-Sales Support
Chikwata chedu chehunyanzvi chehunyanzvi chiripo kugadzirisa chero -nyaya dzekutengesa, chinopa masevhisi epamusoro evatengi uye nerutsigiro rwehunyanzvi kuti tive nechokwadi chekushandisa mushandisi.
Dmr Walkie-Talkie
Digital Mobile Radio (DMR) chiyero cheredhiyo chedhijitari pakufambisa manzwi nedata mu-maredhiyo eruzhinji. DMR, pamwe neP25 phase II neNXDN ndiwo matekinoroji evakwikwidzi mukuwana 6.25 kHz yakaenzana bandwidth uchishandisa AMBE{4}} vocoder. DMR neP25 II zvese zvinoshandisa maviri-slot TDMA muchiteshi che12.5 kHz, ukuwo NXDN inoshandisa machanera 6.25 kHz achishandisa frequency division uye TETRA inoshandisa ina-slot TDMA muchiteshi che25 kHz.
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Inotsigirwa frequency |
D:B1/ B3/ B5/ B8 / B34 / B38/ B39/ B40/ B41 |
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Kuchaja |
Type-C chinongedzo chekuchaja USB kuchaja uye kuendesa data |
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Battery simba |
Bhatiri hombe 2500 mAh |
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Dimensions |
55*20*14mm |
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Kufona |
Yakavanzika Kufona/Boka Kufona |
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Positioning |
GPS chinzvimbo (kusarudza) |
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Network |
Tsigiro ye4G network |
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Voltage |
Rated voltage: 2.1V |
Yakavandudzwa Hunhu hwekuteerera
Maredhiyo eDMR ane zvirinani odhiyo mhando kana ichienzaniswa neanalog. Hunhu hwavo hwakavandudzwa nekuda kwemaodhiyo ekugadzirisa matekiniki anoshandiswa muDMR. Zvinosanganisira kuderedza ruzha uye kugadzirisa kukanganisa, izvo zvinoita kuti vashandisi vakwanise kutaura zvakajeka. Kunyange munzvimbo dzine ruzha uye dzine vanhu vakawanda, unogona kutaura zvakanaka.
Zvirinani Range uye Coverage
Maredhiyo eDMR anogona kufamba nzendo refu uye achiramba akavimbika chiratidzo. DMR masaini eredhiyo anogona zvakare kupinda mumadziro zvirinani. Aya maredhiyo edhijitari anogona kudzivirira kukanganisika, kupera, uye mamwe matambudziko anogona kukanganiswa neanalogi.
Superior Battery Hupenyu
Maredhiyo eDMR anongotumira kana kugamuchira achishandisa-nguva imwe chete. Saka, redhiyo yako ichave isingashande kana mumwe mushandisi ashandisa kechipiri slot. Saka, maredhiyo eDMR anoshandisa simba shoma uye ane hupenyu hwakareba hwebhatiri.
Yepamberi Yakavanzika uye Chengetedzo Zvimiro
DMR walkie{0}talkies yavandudza kuvanzika nekuchengetedza zvakaita seAES256 encryption. Kuti udzivise kubatwa, wedzera encryption yedhijitari kuzwi rako uye kutumira data. Aya maficha ekuvanzika anobatsirawo masangano mukuchengetedza ruzivo rwakadzama.
Kutumira mameseji uye Kutumira data
DMR haigumiri pakutaura kwezwi. Pane kudaro, iwe unogona zvakare kutaurirana kuburikidza nemavara uye data. Iwe unogona zvakare kugovera GPS nzvimbo kana kutumira telemetry ruzivo kune anogamuchira.
Hunhu HwekunzwikaMaredhiyo eDMR ane inzwi riri nani pane redhiyo analogi. Digital audio processing inoderedza ruzha rwekumashure uye inovakazve masaini kubva kune yakaderedzwa kutapurirana. Nokudaro, vashandisi vanogona kutaurirana kunyange mumamiriro ezvinhu akaoma.
Ranatsiridzwa:Maredhiyo eDMR anopa yakakura redhiyo chiratidzo chekupinda nekukwanisa kupinda muzvivako uye zvimwe zvipingamupinyi, zvichiwedzera huwandu hwazvo.
Upenyu hwebhatiri huri nani:DMR inoshandisa tekinoroji yekuparadzanisa nguva yakawanda yekuwana (TDMA) inoderedza kushandiswa kwesimba. Kufona kunoshandisa imwe chete yenguva mbiri, saka inoshandisa simba shoma. Nekuda kweizvozvo, izvi zvinowedzera hupenyu hwebhatiri.
Yepamusoro kuvanzika uye kuchengetedza maficha:DMR inotsigira yemazuva ano dhijitari yechokwadi uye nzira dzekuvhara. Dzivirira vamwe vashandisi kuteerera kufona kwako. Iyi ficha inoita kuti kutaurirana kuve kwakachengeteka uye kwakavanzika.
Zvishandiso zveDmr Walkie-Talkie
Emergency Services uye Public Safety
Emergency services nevepublic security agency vanoda DMR two-way radios. Vanotsigira kukurukurirana kwakakosha uye vanovimbika. Nekuti maredhiyo eDMR ane ruzha rwemhando yepamusoro, vashandisi vari muchikamu ichi vanogona kutaura zvakajeka.
Bhizinesi uye Kushandisa Maindasitiri
DMR walkie{0}talkies yakanakira kushandiswa kwebhizinesi nemaindasitiri. Kuvaka, kugadzira, kurongeka, uye maindasitiri ekugamuchira vaenzi anogona kubatsirikana kubva kune akakwidziridzwa maficha uye kuita kweDMR nhepfenyuro.
Kutandara Kwekunze uye Kutamba
Maredhiyo eDMR akanakirawo kushandiswa kunze sezvo achikubatsira kutaurirana munzvimbo dziri kure uko masaini enhare asingasviki. Kunze kweizvi, maredhiyo eDMR ane huwandu huri nani uye hupenyu hwebhatiri, saka vashandisi vanogona kugara vakabatana pavanenge vachifamba, vachidzika musasa, kana kuita zvimwe zviitiko zvekunze.
Chiitiko Management uye Coordination
Panguva yezviitiko, vashandi vakaita sedziviriro uye vanoronga zviitiko vanotaurirana vachishandisa mawalkie-talkies. Maredhiyo eDMR anoita kuti kutaura pazviitiko zvikuru zvive nyore uye zviri nyore, nokudaro zvichideredza kukanganiswa kwechaunga uye ruzha pakutaurirana. Neraki, maredhiyo eDMR anogona kufamba madaro marefu uye kupinda zvipingamupinyi, saka akakodzera zvirinani kubata chiitiko.
DMR vs. Analogi Walkie-Talkies
Hunhu hwekuteerera hwakakwidziridzwa
Maredhiyo eDMR ane inzwi riri nani pane analogi. Digital audio processing inoderedza ruzha rwekumashure uye inovakazve masaini kubva kune yakaderedzwa kutapurirana. Nokudaro, vashandisi vanogona kutaurirana kunyange pamucheto wekuvhara.
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Range rakavandudzwa
Maredhiyo eDMR anogona kupinda kuburikidza nezvivakwa uye zvimwe zvipingamupinyi. Uye izvi zvinowedzera nzvimbo yavo yekuvhara.
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Kukwanisa kukuru
DMR inoshandisa tekinoroji yeTime Division Multiple Access (TDMA) iyo inobvumira vashandisi vazhinji kutaurirana panguva imwe chete, panguva imwe chete.
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Upenyu hwebhatiri huri nani
TDMA inoderedza kushandiswa kwesimba mumaredhiyo eDMR. Kufona kunoshandisa imwe chete yenguva mbiri-, saka inoshandisa simba shoma. Nekuda kweizvozvo, izvi zvichawedzera hupenyu hwebhatiri.
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Advanced zvakavanzika uye kuchengetedza maficha
DMR inotsigira yemazuva ano encryption yedhijitari uye nzira dzechokwadi. Inodzivirira vamwe vashandisi kuti vateerere pakufona kwako. Iyi ficha inoita kuti kutaurirana kuve kwakachengeteka uye kwakavanzika.
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Frequency Range uye Bandwidth
DMR walkie-talkies inoshanda mukati memabhendi akafanana nemaredhiyo eanalogi. Kufanana neanalog, vanoshandisa Very High Frequency (VHF) uye Ultra High Frequency (UHF). VHF frequency inotangira pa136 kusvika 174 MHz, ukuwo UHF inowira pakati pe400 kusvika 470 MHz.
Modulation Techniques
DMR digital walkie-talkies vanoshandisa nzira yekumodhudzira inonzi 4-level Frequency Shift Keying (4FSK) kutumira mameseji ezwi nedata. Iyo 4FSK inosanganisira modulating iyo inotakura frequency kune imwe yeasina ma frequency mazinga.
Kugadzirisa Kukanganisa uye Digital Signal Processing
DMR walkie{0}talkies ine imwe yemhando yepamusoro yekuteerera. Kusiyana nemaredhiyo eanalogi, DMR inoshandisa Forward Error Correction (FEC) uye madhijitari masaini ekugadzirisa maitiro ekuvandudza odhiyo mhando.
Nguva Divisheni Multiple Access (TDMA)
Maredhiyo eDMR anoshandisa Time Division Multiple Access (TDMA). Zvinoitwa neTDMA kupatsanura chiteshi kuita-nguva mbiri. Imwe neimwe slot inowanzotora makumi matatu emamilliseconds. Iyo nguva slot inobvumira mapoka maviri akasiyana evashandisi kutaura panguva imwe chete pachiteshi chimwe chete. TDMA inoreva kuti vanhu vakawanda vanogona kutaura panguva imwe chete. Iyo inoderedza kushandiswa kwesimba uye inogona nekudaro kuwedzera hupenyu hwebhatiri hweDMR radios.
Kusarudza Zvakakodzera Dmr Walkie-Talkie
Range uye Power Output
Maredhiyo ane zvakakwirira anobuda anovhara madaro marefu. Saka, kana uchida kutaurirana nenzendo refu, enda nemaredhiyo ane rezinesi. Vane simba guru rinobuda. Asi iwe unozoda rezinesi kuti ushandise imwe.
Kugara uye Kuvaka Hunhu
Iwe unoda kushandisa redhiyo yako munzvimbo dzakashata senge nzvimbo dzekuvaka, makomo, kana musango? Zvadaro, unozoda anogara kwenguva refu -talkie ane chimiro chakaoma uye ne IP rating.
Hupenyu hwebhatiri
Redhiyo yakanaka-yenzira mbiri inofanira kugara maawa angangoita 7-10. Asi, iyo yakanakisa bhatiri renji inoenderana nekwaunoda kushandisa redhiyo uye kwenguva yakareba sei. Kana ukakanganwa, yeuka kutarisa machaji esarudzo aunogona kuwana, senge majaja emotokari kana rimwe bhatiri paki.
Zvimwe Zvimiro uye Zvishandiso
Usambofa wakagadzikana kune yekutanga modhi yaunoona, kunyangwe ichitaridzika zvakanaka. Kaviri{{1} tarisa maitiro uye mutengo nemamwe mamodheru. Zvimwe zvinhu zvekutarisa zvinosanganisira encryption, kutumira mameseji, GPS yekutevera, uye Bluetooth basa.
DMR Chikamu I: Tier I inosanganisira rezinesi-yemahara maviri-redhiyo yenzira mbiri muEuropean Union neUK ine chiteshi gumi nematanhatu pakati pe446 MHz ne446.2 MHz mabhendi efrequency. Walkie-talkies pasi peTier I maredhiyo emagetsi mashoma-ane simba guru rekubuda 500mW. Aya mawalkie{10}talkies anogona kushandiswa nevemabhizimisi madiki kana kuita zvekutandara.
DMR Chikamu II: Zvinoreva maredhiyo ane rezinesi, -ane simba guru. Ivo vanowanzo shandisa ma frequency ari pakati pe136 - 174 MHz bhendi yeVHF uye 403 - 527 MHz bhendi yeUHF. Tier II maredhiyo ane maficha epamberi senge IP yekubatanidza, kutumira mameseji, uye GPS nzvimbo yekutevera. Maredhiyo aya anonyanya kugadzirirwa hunyanzvi uye maindasitiri, uye iwe unozoda rezinesi rekushandisa maredhiyo aya.
DMR Chikamu III: Tier III inongori ye trunked redhiyo masisitimu, zvinoreva kuti maredhiyo anozvipa otomatiki mafrequency pane kuve nema frequency akatarwa.
Mazano eKuwana Zvakanyanya Kubva paDMR Walkie Yako-Talkie
Zvijaidze nezvimiro uye kushanda kwechishandiso:Verenga bhuku rekushandisa uye ona kuti wadzidza kushandisa-talkie. Kunyangwe maDMR ari nyore kushandisa, zvakanaka kuti uzvizive iwe nezve emberi maficha.
Shandisa zvishongedzo kuita zvirinani:Isai mari mune zvemhando yepamusoro-talkie accessories, senge mahedhifoni, maikorofoni emasipika, nemakesi ekutakura. Vanobatsira kunatsiridza ruzivo rwako rwekufamba{2}}pakutaura uye kuwedzera hupenyu hweredhiyo yako.
Chengetedza software nefirmware zviri-kusvika-zvino:Gara uchinatsurudza walkie yako{0}}talkie's software uye firmware kuti uone kushanda kwakakwana uye kuenderana nezvimwe midziyo.
Dzidzira tsika dzeredhiyo dzakafanira:Tsika dzeredhiyo dzinotungamirira-nzira mbiri dzevashandisi veredhiyo pakutaura kwakanaka. Aya etiquette anosanganisira kushandisa mutauro wakajeka uye mupfupi, kuteerera usati watumira, uye kuzvizivisa iwe paunenge uri parunhare.
FAQ
Tinozivikanwa-sevamwe vanotungamira-nzira mbiri pakugadzira nevatengesi venhepfenyuro muChina. Ndapota inzwa wakasununguka kutenga-redhiyo kubva kufekitori yedu. Kuti uwane zvimwe zvigadzirwa zvakachipa, taura nesu izvozvi.