Duplex Audio Portable Mobile Video Transmitter
China Duplex Audio Portable Mobile Video Transmitter, Find details about China Cofdm, Wireless Transmitter from Duplex Audio Portable Mobile Video Transmitter
Basic Info.
Model NO.
MV2025TBHE
Modulation
16qam, 64qam, Qpsk
Oscillator Circuit
LC or Crystal Oscillator
Working Voltage
DC12V-16V
Encryption
AES/Alltech Basic Scrambling
Gui
1/4,1/8,1/16,1/32 Optional
Carrier
2K
Audio Input
Left/Right Channel,Stereo
GPS
Yes
Sensitivity
-165dBm
Trademark
ALLTECH
Transport Package
Carton
Specification
SGS
Origin
Shenzhen, China
Model NO.
MV2025TBHE
Modulation
16qam, 64qam, Qpsk
Oscillator Circuit
LC or Crystal Oscillator
Working Voltage
DC12V-16V
Encryption
AES/Alltech Basic Scrambling
Gui
1/4,1/8,1/16,1/32 Optional
Carrier
2K
Audio Input
Left/Right Channel,Stereo
GPS
Yes
Sensitivity
-165dBm
Trademark
ALLTECH
Transport Package
Carton
Specification
SGS
Origin
Shenzhen, China
Product Desciption
Functions & Features:
N ABS/AES encryption
N Duplex-audio communication and GPS functions
N Working frequency directly adjustable on panel
N Working bandwidth adjustable range upto 200MHz
N Double lithium batteries with more than 4 hours' lasting time
N One-channel video and two-channel audio (left/right channel) simultaneously input
N Left/right channel audio and unbalanced stereo input
N Transmitter power output adjustable
N GFSK digital audio modulation, narrow receiving bandwidth and high sensitivity
N Good voice quality with internal en/decryption
N Audio frequency adjustable with built-in 64 channels and 24 addresses
N aluminium alloy case, waterproof, dustproof and good impact resistance
N standard frame carrier, fully-enclosed waterproof case for higher system safety
N ABS/AES encryption
N Duplex-audio communication and GPS functions
N Working frequency directly adjustable on panel
N Working bandwidth adjustable range upto 200MHz
N Double lithium batteries with more than 4 hours' lasting time
N One-channel video and two-channel audio (left/right channel) simultaneously input
N Left/right channel audio and unbalanced stereo input
N Transmitter power output adjustable
N GFSK digital audio modulation, narrow receiving bandwidth and high sensitivity
N Good voice quality with internal en/decryption
N Audio frequency adjustable with built-in 64 channels and 24 addresses
N aluminium alloy case, waterproof, dustproof and good impact resistance
N standard frame carrier, fully-enclosed waterproof case for higher system safety
| Power Supply | |||||
| Working voltage V | DC12V~DC16V | ||||
| Working current A | ≤2.8A@DC12.5V | ||||
| Video Transmission | |||||
| Frequency output range | 300MHz~450MHz,560~760MHz or user customized | ||||
| RF bandwidth MHz | 2MHz (fixed) | ||||
| Power output | 21~36dBm power output adjustable with 1dB step | ||||
| C/N | ≥28dB@32dBm | ||||
| SHG | >52dBc | ||||
| Encryption | AES/ALLTECH Basic scrambling | ||||
| Modulation | COFDM | ||||
| Constellation | QPSK,16QAM,64QAM optional QPSK/16QAM/64QAM @ 6/7/8MHz | ||||
| FEC | 1/2,2/3,3/4,5/6,7/8 optional | ||||
| Carrier | 2K | ||||
| GUI | 1/4, 1/8, 1/16, 1/32 optional | ||||
| Video encoding | H.264 | ||||
| Video input level | 1~1.2Vp-p@75Ω | ||||
| Video input format | PAL/NTSC | ||||
| Video resolution | 720x576(PAL) 720x480(NTSC) | ||||
| Video white bar amplitude mV | 650~720mV | ||||
| Video synchronous amplitude mV | 260~275mV | ||||
| Video amplitude-frequency characteristic dB | 0~4.8MHz | -0.5~1.5 | |||
| 5.5MHz | -4.0~1.5 | ||||
| Audio input | Left/right channel, stereo | ||||
| RS232 control interface | Standard RS232 level, 9600, 8, N, 1 | ||||
| RS232 data interface | Standard RS232 level, support 1200~115200 | ||||
| Audio Receiving | |||||
| Audio Rx frequency range | 470.5~479.950MHz, factory setting:479.950MHz | ||||
| Audio Rx sensitivity | ≤-111dBm | ||||
| Audio Tx modulation | GFSK | ||||
| Frequency step | 150KHz | ||||
| Audio decoding overall bitrate | 4800bps | ||||
| Audio output | 2.1Vp (open circuit output) | ||||
| GPS Receiving | |||||
| Signal receiving | L1(1575.42MHz), C/A code | ||||
| Communication protocol | NMEA0183 | ||||
| Sensitivity | -165dBm | ||||
| Antenna | Active antenna | ||||
| Data baudrate | 4800bps | ||||
| Data refresh rate | 1Hz | ||||
| Environment | |||||
| Protect standard | IP66, dustproof and rainproof | ||||
| Working temperature | -25°C~55°C | ||||
| Storage temperature | -40°C~70°C | ||||
| Appearance | |||||
| Dimension | 238mm×140mm×75mm | ||||
| Weight | 2.5kg | ||||
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