2-channel bidirectional video integrated multiplexing optical transceiver-Fornitore globale

product description

This series of digital video optical transceivers adopts digital video encoding and gigabit fiber optic transmission technology to transmit multiple single and bidirectional videos, audios, data, audios, telephones, Ethernet, and switch signals in real-time, without distortion, and with high quality on single core or dual core fibers. Adopting fully digital video uncompressed transmission technology, with video and data status indicators, it can monitor the normal operation of the system. It adopts a modular structural design, and users can flexibly choose or customize configurations according to the specific situation on site. There are two structural forms available: independent desktop installation and rack installation.

This series of products consists of an optical transmitter and an optical receiver, which can simultaneously transmit two-way forward video+audio, data, audio, intercom, telephone, etc E1、 Ethernet, switch quantity

Functional Features

◆Fully digital fiber optic transmission platform, flexible configuration of multiple services on the same platform;

◆We can provide various ways for ordinary desktop, mini desktop, and centralized plug-in card racks;

◆Large scale proprietary integrated circuit core with independent intellectual property rights;

◆Can detect whether the remote device is powered off or disconnected when there is no light received;

◆PAL/NTSC/SECAM full standard compatibility, studio level transmission quality;

◆Provide bidirectional asynchronous data (forward and reverse);

◆Asynchronous data with a transmission rate of 110-115.200Kbps or higher;

◆Asynchronous data can be RS232/RS485/RS422/Manchester code;

◆The data interface and video interface provide three-level lightning protection function and can pass the ITU-T K.21 (10/700 μ S) common mode: 6KV impedance (40 Ω) test.

Technical Parameter

◆ Fiber optic section

Physical interfaces: FC/PC, ST/PC

Transmission wavelength: 850nm/1310nm/1550nm

Transmission distance: multi-mode 0-2km, single-mode: 0-25km, 0-60km, 0-120km

Transmitting optical power: better than -6dB

Receiving sensitivity: better than -18dB

Optical dynamic range: 12dB

Maximum allowable optical chain loss: 12dB

Fiber type: single-mode/multi-mode fiber, single fiber

The distance of fiber optic transmission is limited by the losses in the optical path and additional losses caused by connecting terminals, connectors, and patch panels. The transmission distance may also be limited by the bandwidth of the fiber optic cable.

◆ Video interface

Video bandwidth: 5Hz~10MHz

Signal level: 1Vp-p (typical value)

Sampling frequency: 16.4M

Signal impedance: 75 Ω

Signal interface: BNC (compatible with PAL, NTSC, SECAM standards)

Differential gain (DG):<1.3% (typical value)

Differential phase (DP):<1.3 ° (typical value)

Signal to Noise Ratio (SNR):>63 dB (weighted)

◆ Data interface

Data interfaces: RS-232, RS-422, RS-485, Manchester, TTL

Data format: NRZ, Manchester, Bi phase

Speed: 110bps-115.200Kbps

Connection terminal: RJ45

◆ Audio

Signal level: 0.5-4Vp-p

Input/output impedance: 600 Ω (unbalanced or balanced)

Bandwidth: 20Hz-20KHz

Total harmonic distortion:<1%

Audio A/D: 24bit

Signal to Noise Ratio (SNR): ＞ 85dB

Connection terminal: RJ45/RCA/Phoenix terminal

Ethernet interface (10/100M)

Speed: 10/100M adaptive, full/half duplex fully adaptive

Protocol: Supports IEEE 802.3, IEEE 802.1Q (VLAN)

MAC Address Table: Can learn 4096 MAC addresses

Physical interface: RJ45 socket supports Auto MDIX (cross/straight line adaptive)

Return loss: 20 dB

◆ Switching interface

Response time:<0.5ms

Switch signal: 30VDC/0.5A

◆ FXS phone port

Ringing voltage: 75V

Ringing frequency: 25Hz

Two line input impedance: 600 Ω (off hook)

Return loss: 40 dB

FXO switch interface

Ringing detection voltage: 35V

Ringing detection frequency: 17Hz-60Hz

Two line input impedance: 600 Ω (off hook)

Return loss: 40 dB

EM 2/4 wires

AD gain: 0dB

DA gain: -3.5db

2/4-wire input impedance: 600 Ω

Return loss: 20 dB

◆ Power requirements

System power supply: AC180V~260V; DC –48V； DC +24V

Power consumption: ≤ 10W

◆ Size and dimensions

Mini size: 216 (width) X140 (depth) X31 (height) mm

19 inches: 483 (width) X138 (depth) X44 (height) mm

◆ Work environment

Working temperature: -10 ℃~50 ℃

Working humidity: 5%~95% (no condensation)

Storage temperature: -40 ℃~80 ℃

Storage humidity: 5%~95% (no condensation)

Application plan

2路双向视频综合复用光端机