FMUSER FUTV3627 2.5G 2.7G Broadband TV kutepfenyura dhijitari MMDS (yakawanda-channel microwave distribution system) 5W DVB-s DVB-t indoor transmitter inogona kutsigira imwe-channel kana akawanda-channel Broadband kutapurirana. Kufambiswa kwe-single-channel kazhinji kunoda microwave simba rekubatanidza kusanganisa imwe-chani microwaves, uye wozotumira kune antenna kuburikidza ne waveguide. Nenzira iyi, simba re microwave rinogona kukwidziridzwa uye kusvika kure kure. Iyo yakawanda-channel chiteshi Broadband yekufambisa basa haidi musanganisi wemagetsi asi inobatanidza iyo IF sosi kune transmitter kuburikidza nemusanganisi. Mushure mekushandura frequency, kusefa, uye kukwidziridza, inotumira chiratidzo kune antenna kuburikidza neye waveguide. Nenzira iyi, simba rewa microwave rakaderera uye chinhambwe chekufambisa ipfupi. Iyo MMDS transmitter inogona kupa chiratidzo chiteshi chine yakakura bandwidth ye200MHz. Iyo yakaderera chikamu ruzha rweiyo oscillator yemuno inobvumira FUTV3627 kuti ishandiswe muanalog uye dijitari chiratidzo chekufambisa. Iko kushandiswa kweyepamusoro-soro mutsara amplification tekinoroji inogona kuwedzera simba rekutapurirana uku ichidzikisa kusiri-mutsara kukanganisa uye kushandiswa kwesimba rakazara. Saizvozvo, iyo AGC basa rinogona kuchengetedza simba rinogara richibuda, uye inotenderera inogona kupa VSWR dziviriro. Zvese izvi zvinoita kuti FUTV3627 ishandiswe zvakanyanya mumasisitimu ekutepfenyura.
Advantages
Yakaderera yemuno oscillator chikamu ruzha, inowanikwa kune ese analogi uye dijitari kutapurirana.
Kuderera kwesimba rekushandisa uye superlinear dhizaini yekuvandudza simba rekutapurirana, uye kuderedza kukanganiswa kusiri kwemutsara.
Tsigira basa reAGC rine simba rakasimba rekubuda kuti ribvumire iyo transmitter kugadzikana kwakanaka uye kuvimbika.
Yakazara yedhijitari kumberi kwepaneru kutonga, kushanda kuri nyore.
LCD hwindo rinoratidza simba rekubuda, dhijitari attenuator chimiro, AGC/MGC kushanda chimiro, uye voltage.
Easy kuisa, inoyevedza kutaridzika.
Technical Specs
Kushanda frequency bhendi: 2500MHz ~ 2700MHz
In-bhendi Flatness: ± 0.75
In-bhendi intermodulation: ≤-70dBc
Clutter kudzvinyirira: ≤-65dBc
Harmonic kudzvinyirira: ≤-70dBc
Nharaunda oscillator chikamu ruzha: ≤-90at10KHz dBc/Hz
Local oscillator carrier kutsauka: ± 500Hz
IF Range: 467MHz ~ 667MHz
Nhamba Yekupinza: ≥-15dBm
Interface: N-mhando
Kutsiva: 50 Ohm
Simba rekubuda: 5W
MW Output impedance: 50 Ohm
Kubuda interface: N-mhando
Kushanda tembiricha: -20 ~ + 45C
Zvine hunyoro hunyoro: <95%, 25C hapana condensation
Kutonhodza mode: mukati mekutonhora feni
Simba rekushandisa: AC, 220V±10%/50Hz
Chinodiwa chekamuri yemuchina: guruva shoma, hapana kuzununguka