Product Specifications
| Prod Model: |
GD8-12M |
| Type: |
Wired |
| Usage: |
Telecommunication |
Product Description
Products Profile
Tekway's multi-service integrated digital optical multiplexer(pdh multiplexer) adopt most advanced gigabit fiber transmission technology, enable single or bi-directional transmission of multi-channel video, audio, data, phone, Ethernet, switch transmission over one or a pair fiber of real time, synchronous and zero-distortion
1. Industrial design and SMT craftwork
2. 2.5 Gbit/s complete digital fiber transmission platform, flexible configuration of multi services.
3. High integration, modular design, use new generation technology of high capacity video-data fiber transmission, equipped high-speed processing chip
4. Massive interfaces: Free to add/reduce video, audio, data, voice, switch modules according to user's requirement, well reduce quantity of network nodes and simplify network thus decrease the malfunction rate, lower the networking cost.
5. Digital non-compressed video transmission, video signal SNR up to 85dB
6. PAL, NTSC, SECAM complete compatible, broadcasting-quality
7. High-fidelity audio transmission: The use of advanced multi-channel audio processing modules, audio SNR up to 85dB
8. Flexible networking modes, able to use as topology bus, star, chain nets networking
9. Perfect alarm system, provides real time monitoring for video, E1, optical bit-error, interfaces self-check, etc.
10. High stability, adopt advanced imported electrical and optical components, work well at temperature range -40° C~+75° C, humidity range 0~95%(non condensation)
Non adjustment before installation, support hot-swap.
Technical specification
Optical interface characteristics
Connector: FC/PC
Transmit wavelength: 850nm/1310nm/1550nm
Transmit distance: Single mode: 0-20Km, multi mode: 0-2Km
Optical transmit power: Finer than -8dB
Receive sensitivity: Finer than -8dB
Optical dynamic range: 12dB
Maximum optical loss: 12dB
Video interface characteristics
Connector: BNC Socket
Video bandwidth: 8 ~ 10 MHz
Digitization: 8 ~ 10bit
DG: < 1%(Typical value)
DP: < 0.80(Typical value)
Vertical slope: < 0.5%( Max value)
SNR: >67dB
In/Output impedance: 75Ω (Unbalance)
In/Output Voltage: 1.0Vpp( Typical value)
E1 interface characteristics
Interface terminal: BNC socket
Rate: 2048Kbps ± 50ppm
Code pattern: HDB3
Impedance: 75Ω (Unbalance)
Jitter: Comply to ITU-TG. 742, ITU-TG. 823 standard
Input attenuation allowed: 0- 6dB
Audio interface characteristics
Interface terminal: Standard stereo socket
Audio direction: Forward, reverse, bi-direction
Digital sampling: 24bit 48k
Bandwidth: 10Hz ~ 24Hz
Maximum input voltage: 2Vp-p
SNR: >75dB
FXS phone interface characteristics
Interface terminal: RJ45
Ring voltage: 75V
Ring frequency: 25Hz
Second line impedance: 600Ω ( off hook)
Return loss: 40dB
FXO phone interface characteristics
Interface terminal: RJ45
Ring monitoring voltage: 35V
Ring monitoring frequency: 17Hz~60Hz
Second line impedance: 600Ω ( off hook)
Return loss: 40dB
Data interface characteristics
Interface terminal: Industrial Wiring Terminal
Data transmission: Reverse/Bi-directional
Bandwidth: 0~11520Kbps
Standard: RS-232/RS-422/RS-485
Bit error rate: <10 -9
Ethernet interface characteristics
Interface terminal: RJ45
Ethernet protocol: According to IEEE802.310/100 Base-T
Transfer rate: 10/100M self-adaptation
Work condition
Working relative humidity: 0~95 %
Working temperature: -10° C~50° C
Power consumption: 5.2W DC5V
Do not place devices in place with corrosive or solvent gas, rising dust or strong magnetic field interference.
Dimension
482mm x 135mm x 35mm (19inch 1U)
1.6 Package
Followings are things listed inside main package
Transmitter/receiver 2 set
User's manual 1 copy
Guangzhou Tekway Telecom Co., Ltd is a telecommunication equipments manufacture in China, established in 2002 under the technical support of Guangzhou Post& Telecom Equipment Co., Ltd (Formerly a large state-owned enterprise which is among top hundred electrical enterprises of China in 90s), Now Tekway has grown up a professional manufacture of optical fiber communication equipments in China, such as Video/Audio PDH, PCM terminal equipment, Protocol converter (Network Bridge), Integrated Access Device and related facilities. Professional staffs, comprehensive range of products and total quality managements guarantee Tekway products of super quality and thus enjoy a high reputation among customers. Tekway aim to provide satisfying and customized products and built strategic partnership with overseas telecom operators or equipment suppliers worldwide. Welcome to contact with us, let us work for you.
