COFDM Wireless Video Transmitter HDMI cvbs shigar da karamin modulator module mai nisa fpv uav 905t

COFDM Mai watsa Bidiyo mara waya ta HDMI shigarwar CVBS

Sabuwar COFDM Mai watsa Bidiyo mara waya ta HDMI CVBS shigarwar mini modulator module mai nisa fpv UAV

COFDM Mai karɓar Bidiyo mara waya Saukewa: COFDM-905R

Babban ma'anar watsawa mara igiyar waya ta dijital COFDM-905T yana da ginanniyar allon rikodin, RCA COFDM modulation module, karamin girman PA ikon amplifier module (canza 1W, 2W, 5W, 10W), dukan inji yana amfani da CNC aluminum gami gidaje, ƙananan girman, nauyi mai sauƙi, high watsa ƙuduri, nesa mai nisa, low latency.

Siffofin

1. Goyan bayan hanyoyin shigar da sauti da bidiyo:
   1. Mini HDMI shigarwa (Dijital)
   2. KASHE shigarwar (CVBS Analog, bidiyo, audio dama, audio hagu)
2. Tallafin tsarin shigar da bidiyo:
   1. Mini HDMI: 1080 60P, 1080 50P, 1080 30P, 1080 25P, 1080 60I, 1080 50I, 1080 30I, 720 60P, 720 50P, 720 30P, …, hanyoyi daban-daban na daidaitawa
   2. KASHE ciki: 720×480 60I (NTSC), 720×576 50I (PAL), yanayin daidaitawa
3. Rufin bidiyo: yana ɗaukar fasahar ɓoye H264 kuma yana goyan bayan 1080P@60 a matsakaicin, baya mai jituwa tare da wasu ƙudiri daban-daban da ƙirar ƙima.
4. Za'a iya saita ƙimar bitar rikodin bidiyo ta hanyar daidaitawar tashar tashar jiragen ruwa da tsoho mai daidaita yanayin mu'amalar iska.
5. Farashin COFDM
   1. Rabon Code Convolutional Configurable: 1/2, 2/3, 3/4, 5/6, 7/8
   2. Hanyar daidaitawa mai daidaitawa: QPSK/QAM16/QAM64
   3. Yanayin IFFT: 2K
   4. Tazarar tsaro mai iya daidaitawa: 1/4,1/8,1/16,1/32
   5. bandwidth mara waya mai daidaitawa: 1MHz ~ 8MHz daidaitacce, 1KHz tako
6. Fitar da wutar lantarki mai daidaitawa
7. Mitar mitar aiki: 160MHz ~ 860MHz za a iya saita;
8. Matsakaicin ikon watsawa: 1W ko 2W;
9. Samar da tashar tashar watsa bayanai ta hanyar gaskiya ta hanya ɗaya;
10. Yana ba da sigogi don daidaita tashar tashar jiragen ruwa da sigar daidaitawa
11. AES-256 watsawa boye-boye
12. Tushen wutan lantarki: 10 ~13V, 12V mafi kyawun aikin RF;
13. Yawan amfani: Yawan wutar lantarki na gabaɗayan naúrar yana kusan 14W lokacin da wutar lantarki ta kasance 1W;
14. Girman gabaɗaya: 74 * 55 * 24.6mm
15. Weight: 135g

Lura

Lokacin da COFDM-905T mai watsawa da mai karɓar COFDM-905T suka samar da tsarin watsa bidiyo mara waya ta aya-zuwa-aya., alamar jinkirin bidiyo:
Alamomi uku na jinkirin bidiyo, video bit kudi, da yawan mu'amalar iska shine tasirin juna da kamun kai. Lokacin da iskar ke dubawa kudi ya fi girma 5 sau da video code kudi, jinkirin bidiyo shine mafi ƙarancin. A wannan yanayin, ainihin gwajin shine cewa jinkirin bidiyo yana game da shi 60 ms lokacin da aka aika lambar a 720P@60, kuma jinkirin bidiyon yana game da 130 ms a 1080P@60. Jinkiri yana nufin jinkiri daga shigarwar bidiyo na HDMI a ƙarshen watsawa zuwa fitowar bidiyo na HDMI a ƙarshen karɓa, ban da jinkirin kyamarar gaba-gaba na ƙarshen watsawa (mun auna jinkirin alamar kyamarar SLR kusan 70 ms, da jinkirin sanannen nau'in kyamarar wasanni a kusan 130 ms). Don yawancin yanayin aikace-aikacen, an saita jinkirin bidiyon zuwa kusan 200ms ta tsohuwa.

Lokacin da mai watsa COFDM-905T da mai karɓar COFDM-905R suka samar da tsarin watsa bidiyo mara waya ta aya-zuwa-aya., nisan watsawa shine:
Nisan watsa mara waya yana da alaƙa da abubuwa da yawa kamar yanayin gwaji, na yanayi tsangwama na electromagnetic, yanayin rufewa, zafi iska, mitar aiki, mara waya bandwidth, da watsawa da karɓar eriya. Sakamakon gwaji na gaskiya: gwajin abokin ciniki, jirgin sama mara matuki ya dora ST100 watsawa don yawo 100 mita tsayi, saita zuwa bandwidth mara waya ta QPSK 4M, 700Mitar aiki na cibiyar MHz, 1W watsa iko, eriya mai watsawa 3dBi a kusa, Karɓar ribar eriyar fiber gilashi biyu na kusan 10dBi, nisa har zuwa 16km (bidiyo santsi); namu gwajin hanya a Shenzhen, Ƙarshen ƙaddamarwa a kan gadar sama, talakawa tiyo eriya (game da 3dBi riba), 340Ƙaddamar da MHz, Bandwidth na QPSK 8M, eriyar fiberglass a ƙarshen karɓa, da eriya Yagi, game da 2.2 mita tsayi a kan sandar, 2.2 kilomita daga nesa, high-definition video santsi, ƙananan ƙananan gine-gine masu tsayi tsakanin mai watsawa da mai karɓa, hanya na gani game da 20 lankwasawa digiri. Saboda ƙayyadaddun sharadi, ba a sake yin gwajin hanya ba.

Mai haɗawa

Girma

75 x 55 x 25 mm

Gwajin Aiki na RF

Mitar Cibiyar Aiki 470MHz, Amplifier wuta: 1W

Mitar Cibiyar Aiki 700MHz, Amplifier wuta: 1W

Inganci

Yadda ake haɓaka TX daga 720P zuwa 1080P?

Ƙarin Hoton TX

Tambaya & A