TitleProduct

2W Cofdm Mobile Video Transmitter with Duplex-Audio

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Guangdong

  • Validity to:

    Long-term effective

  • Last update:

    2017-07-26 18:27

  • Browse the number:

    206

Send an inquiries
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Shenzhen Sunyuan Technology Co., Ltd.
Contactaixin:

Miss Caitlin(Mr.)  

Email:

telephone:

phone:

Arrea:

Guangdong

Address:

2/F, 1 Bldg., Shenhua Technology Park, Meixiu Rd., Futian District, Shenzhen, Guangdong, China 518049

Website:

http://www.medtech-corp.com/com/keweitai/

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Functions & Features:
ABS/AES encryption
Duplex-audio communication
Working frequency adjustable within specified range
Multiple bandwidth output
Double lithium batteries with more than 4 hours' lastimg time continuously
One-channel video and two-channel audio (left/right channel) simultaneously input
Left/right channel audio and unbalanced stereo input
Transmitter power output adjustable
GFSK digital audio modulation, narrow receiving bandwidth and high sensitivity
Good voice quality with internal en/decryption
Audio frequency adjustable with built-in 64 channels and 24 addresses
Fully-enclosed waterproof case, dustproof and good impact resistance
 
 
Power Supply
Working voltage V DC12V~DC16V
Working current A ≤2.5A@DC12.5V
Video Transmission
Frequency output range 300MHz~450MHz,560~760MHz or user customzied
RF bandwidth MHz 1.5/2/4/6/7/8MHz adjustable
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 @ 1.5/2MHz
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 op
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 2.1Vpp (open circuit output)
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 (without frame carrier and battery)