cofdm H.264 Narrow band transmitter
Negotiable /Set
Min.Order:2 Sets
Shenzhen Keweitai Enterprise Development Co., Ltd.
Features
Duplex audio and GPS location functions
Stable transmission with Omni-directional antenna
Great security by encryption of AES 128 bit/ ALLTECH Basic Scramblin
Aluminum casing with built-in cooling plates, waterproof and shockproof
COFDM modulation, Stable transmission,
H.264 video compression, DVD video quality
In NLOS (non line-of-sight) environment, the transmission range is 0.5~2 km
Transmitter Specification
Working Frequency | 336-344MHz,325-399MHz,460-500MHz(customized) |
560-760MHz,760-860MHz(customized) | |
1.0-1.4GHz(customized),2.3-2.5GHz(customized) | |
RF Bandwidth | 1.0/1.5/2.0MHz D1 video quality under 2/1.5MHz |
Power Output | ≥32dBm |
CNR | ≥-30dB @ 30dBm |
Modulation | COFDM |
Constellation | QPSK,16QAM,64QAM |
FEC | 1/2, 2/3, 3/4, 5/6, 7/8 |
Carrier | 2K |
Guard Interval | 1/4, 1/8, 1/16, 1/32 |
Video Amplitude | 1~1.2Vp-p@75Ω |
Video Type | PAL/NTSC |
Video Compression | H.264/Main profile |
Video Pixel | H.264/SD(720*576)@1.5/2MHz, |
Video Bitrates | Bitrates for the encoder 0.5-12Mbps adjustable,or auto-matched |
Magnitude-frequency | -0.5~1.5dB(0~4.8MHz) |
-4.0~1.5dB(5.5MHz) | |
Audio Channel | Right & left; Stereo |
RS232 Interface for Control | RS232,9600,Data format 8,N,1 |
RS232 Interface for Data Trans. | RS232 level,support 1200-19200bps data transmission |
Optional Functions | |
GPS Interface | RF+5V SMA interface for the GPS antenna |
Audio Receiving Sensitivity | ≤-110dBm |
Audio Demodulation | GFSK |
Audio Bitrates | 4800-9600bps |
Frequency Step | 150KHz |
Audio Output | 2.1Vp(open circuit) |
Power Supply | DC12V~DC16V |
Working Current | ≤3A DC12.5V |
Battery Capacity | 14.8V/10AH |
Protection | IP 54 |
Encryption | AES 128 bit/ALLTECH Basic scrambling, the third encryption module is available |
By RS232 interface | |
Dimension | 140mm*238mm*90mm |
Weight | 2.7 Kg |