Frequency Down Converter 2.4G to 250Mhz DVB-T COFDM Digital HDTV RF Microwave module Board
Frequency Down Converter 2.4G to 250Mhz DVB-T COFDM Digital HDTV RF Microwave module Board
Boto ea "Frequency Down-Converter" e fetolela lets'oao la 2.4GHz RF le amohetsoeng hore e be lets'oao la 250MHz ebe e le fetola lets'oao la dijithale ka ho theoleloa ha OFDM ho module ea demodulation ea mocha..
Tafole ea likateng
Likaroloana
maqhubu a ho sebelisa mehaho: 2.400GHz ~ 2.483GHz
RF segokanyimmediamentsi sa sebolokigolo: SMA antenna interface
Ho amohela kutloisiso: -97±1dbm ho 8MHz, -98±1dbm ho 6MHz
Phetoho e ka hlalosoang ea 8-bit parameter (tlhophiso ea paramethara ea ho amohela le ho fokotsa)
Sehokelo sa Micro USB (Lekhoba la USB), hokela video e senyehileng ho lilaptop, matlapa, mehala ea cellular, le lisebelisoa tse ling tsa H.264 decoding le playback. Re fana ka WindowsAndroid Driver le tšehetso e ntlafalitsoeng ea li-decoding tsa H.264 le laebrari ea ho bapala.
phepelo gagamalo: 5V
boto boholo: 86limilimithara x 31 limilimithara
Setšoantšo sa block block e sebetsang
Size
Hobane moreki e mong le e mong o sebelisa oscillator ea lehae、Leqhubu la mahareng、Maqhubu a seea-le-moea a fapane, Ka lebaka leo,, sehlahisoa sena se amohela lipeeletso feela., Sehlahisoa se Lokisehang sa Lerata le tlase ho Kenyeletso ea Sehlahisoa.
FAQs
Sesebelisoa sa RF frequency block downconverter (BDC) bakeng sa li-transmitters tsa video tse se nang mohala ke sesebelisoa se ka fetolang mefuta e mengata ea maqhubu ho ea ho mefuta e tlaase ea maqhubu.
Ka tloaelo e sebelisoa ka lehlakoreng la mohalaleli oa video. Ka mohlala,
- Ho tloha ho 5.8G ho ea ho 2.4G tlase converter
- Ho tloha 2.4G ho 1.2G tlase converter
- Ho tloha ho 1.2G ho isa ho 600Mhz converter e tlase
Sena se bakoa ke taba ea hore maqhubu a phetiso ea waelese linaheng kapa libakeng tse ngata a thibetsoe ke melao le melaoana ea lehae..
Ha e lumelloe ho sebelisoa sebakeng se itseng sa maqhubu.
Ho fetola maqhubu a tshebetso ya transmitter le receiver, phetolo ya tlase kapa ya hodimo-phetoho e a hlokeha. Netefatsa hore maqhubu a phetiso a tsamaellana le melao le melawana ea lehae.
Ho boetse ho na le taba eo ho eona setsebi sa ho amohela khafetsa se tsitsitseng, ka mohlala, pakeng tsa 300-800Mhz.
In order for the transmitter's frequency to be paired, ke tmaqhubu a 1.2G transmitter a tlameha ho fokotsoa.
Sena sohle se hloka tšebeliso ea "frequency downconverter" bakeng sa phetiso ea video e se nang mohala.
E, moenjiniere oa rona oa setsebi o ile a araba, re ka e etsa. Le, pele ho pepa, re tla u bontša video ea liteko.
E, moenjiniere oa rona oa litsebi o tiisa hore re ka qapa bocha le ho fetola likarolo tse ling tsa bohlokoa ho etsa joalo. Ehlile, pele ho pepa, re tla u bontša video ea liteko.
Ke leboha potso ea hau, Ke tla botsa moenjiniere oa rona.
Ke leboha potso ea hau. Re ka u etsetsa tlhophiso.
Ka kopo, re bolelle lintlha tse qaqileng tsa li-module tsa transmitter le receiver.
potso: Re thahasella n.1 downconverter ho tloha 950-1500 Mhz ho 350-850 Mhz le n.1 upconverter ho tloha 350-850 Mhz ho 950-1500 MHz. Oscillator ea lehae 1800 MHz.
E, Mona ke lintlha tsa rona bakeng sa litšupiso tsa hau.
Letlapa le hlalosang Frequency Down Converer Block
ntho |
ga tlhaloso |
makhetlo a ho kenya |
950 MHz - 1550 MHz |
sekhahla sa tlhahiso |
350 MHz - 850 MHz |
Khafetsa ea lehae |
1800 MHz |
nako |
500MHz |
lerata Figure |
≤1.5dB |
fumana |
25 DB |
Carrier leakage |
≤-20dBm |
Ho se leka-lekane ha lebanta(8MHz) |
≤1.5dB |
IP3: |
≥15dBm |
boemo bo phahameng ba ho kenya |
-10dBm |
VSWR |
≤1.5 |
mocheso oa ts'ebetso |
-10+60℃ |
motlakase oa motlakase |
12V/240mA |
RF Interface |
Sma kelas-50KFD |
boholo |
108*48*15limilimithara |
Mokhoa oa phepelo ea matla |
Motlakase oa sokete |
Letlapa le hlalosang Frequency Up Converer Block
ntho |
ga tlhaloso |
makhetlo a ho kenya |
350 MHz - 850 MHz |
sekhahla sa tlhahiso |
950 MHz - 1550 MHz |
Khafetsa ea lehae |
1800 MHz |
nako |
500MHz |
lerata Figure |
≤1.5dB |
fumana |
25 DB |
Carrier leakage |
≤-20dBm |
Ho se leka-lekane ha lebanta(8MHz) |
≤1.5dB |
IP3: |
≥15dBm |
boemo bo phahameng ba ho kenya |
-10dBm |
VSWR |
≤1.5 |
mocheso oa ts'ebetso |
-10+60℃ |
motlakase oa motlakase |
12V/240mA |
RF Interface |
Sma kelas-50KFD |
boholo |
108*48*15limilimithara |
Mokhoa oa phepelo ea matla |
Motlakase oa sokete |
potso: Haeba lets'oao la -25 dbm kena, ke boemo bofe bo nang le tlhahiso e kwahetsweng?
karabo: 0 dBm
Wireless video e phetiso ea setšoantšo downconverter