• HD 3G/4G A/V transmitter
  • 3G/4G live video transmitter
  • 3G/4G audio video transmitter
  • 3G/4G live video transmitter

3G/4G transmission system

Adopts COFDM modulation system, with excellent diffraction ability and penetrability. Provides multiplexing frequency selection network technology to avoid the interference effectively. Offers broadcast quality image transmission at the speed of 300km/h. Presets multiple channels; simple frequency adjustment. 50~200mw transmitting frequency, for both analog and digital regulating. 3km transmitting distance within-visual-range.

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Multiple cards and operator binding to improve transmission stability and bandwidth, enhance system’s anti-risk capability. Multiple correction mechanism to guarantee transmission effect. Sever-side separate designed, flexible deployed, comprehensive cost low. Embedded hardware decoder, the quality of video and audio Exceeds the broadcasting requirements. Embedded Linux design for front transmitted unit, low power consumption, work stable and reliable. Start up quickly, easy to operate. Server-side can receive 20 channels front-end input at the same time, supports image preview, recording, forwarding, etc. Front-end wireless collection . U Gansu Xinjiang Shanghai、Fixed base station. 3G wireless network、3G network transmission. News management system MMS-3G、Client side、Media assets and storage.
Model 4GHD1000 4GHD3000 4GHD5000
Terminal Video code H.246 Adopting network self-adaptive dynamic recovery technology. Video bit rate: 500kbps-5Mbps
Audio code Sampling frequency: 48k;Quantification: 6bit;Compression bit rate: 128k;Compression format: MPEG-1 layer2;
Transmission mode CDMA EVDO, UMTS, TDD-LTE, FDD-LTE, HSPA+, HSUPA, HSDPA, WiMAX, Wi-Fi802. 11a/b/g/n, BGAN
Video format 1080i; 1080p; 720i; 720p; 576i; 480i; Sampling method: 4:2:2
Video/audio input Video: one channel HD-SDI/SD-SDI/CVBS self-adaptive input, 75ohm,BNC interface.
Transmission interface Common USB interface, host working mode.
System latency About 7s About 5s About 2s
Server Video decoding H.246 Adopting network self-adaptive dynamic recovery technology. Video bit rate:500kbps-5Mbps
Audio decoding MPEG-1 layer2; Sampling frequency: 48KHz
Failure process Keep the last frame image after cutoff. When image decoding is not normal, can choose mosaic or static frame mode.
Video format 1080i; 1080p; 720i; 720p; 576i; 480i;
Video&audio output One channel composite video output(CVBS):(75ohm, BNC interface*1) Two channel high/standard definition self-adaptive digital SDI video output:(75ohm, BNC interface*2) One group analog stereo output: (3 pin Cannon*2) One channel embedded digital audio output: (75ohm, BNC interface) One channel AES/EBU digital audio output: (3 pin Cannon*1) Notes: when decoding, all interfaces have signal output at the same time.
Encryption ASI input interface supports AES 128bit encryption function, it’s able to open or close the encryption function
Physical property interface parameters Size Black aluminum alloy shell, water-proof and dust-proof design, good heat dissipation. Camera back buckle or camera base design. Terminal: 185mm*120mm*58mm (H);
Power supply Terminal: battery supply or DC-12V 15W; Server: AC100-240V 50Hz/60Hz 40w
Working condition Terminal: 1.5Kg(without battery); Server: 3Kg
Video interface Working temperature:0-40℃; Storage temperature: -20-70℃; Relative humility: <95%; No condensation.
  



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Email/Skype: suhang@sanhevision.com

Mobile/Whatapp: +8618638628807

Tel: +86-371-56557102

Fax: +86-371-56557101

Add: Room 501, East unit 1, Building 8, No. 316 Lianhua Street, High-Tech District, Zhengzhou City, Henan Province, China

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