Audio optical transmitter

Audio optical transmitter

  • fbier: 1
  • 1~16 channel
  • Product description: 1~16 channel audio optical transmitter

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■ Product introduction:

CJ series Digital Fiber Optical multiplexers were independent developed by CJ-LINK, using advanced large scale programmable circuit and total digital uncompressed technology, with high performance special design for small scale fiber transmission of video, audio, data, Ethernet and switching simultaneously; High integration and stability, low power consumption, high adaptive capacity, total surface decoration and simple structure satisfy customer various demands in many occasions.
■ Product Characteristics:

◆Industrial design, SMT craftwork.
◆1.5Gbit/s complete digital fiber transmission platform, Multi- Service and flexible configuration.
◆Standalone, chassis for option.
◆Single fiber transmission, optional for double fiber.
◆PAL/NTSC/SECAM all compatible, carrier-grade quality
◆Dynamic indication of operating status
◆Field deployment without adjustment.
◆Auto reset function more stable.

■ Technical Specification:

1. Optic fiber

Connector:  FC/PC, SC/PC, ST/PC
Transmit wavelength: Multi-mode 850nm/1310nm, single mode: 1310nm/1550nm
Transmit distance: 0 ~ 20 Km (Single mode fiber, standard type)
0 ~ 60 Km (Single mode fiber, long-distance type)
0 ~ 120 Km (Single mode fiber, extra long-distance type)
0 ~ 2 Km( Multi mode fiber, standard type)
Optical transmit power: Finer than -8dB
Receive sensitivity: Finer than -8dB
Optical dynamic range: 12dB
Maximum optical loss: 12dB

2. Audio

Audio
interface number: 1~16 high fidelity audio

Quantitative
level (digital bit width) : 16bit (24bit)

Interface
type: wire terminal

Interface
terminal: rj-45 /BNC

Audio
input/output voltage: 2vp-p (peak – peak)

Audio
bandwidth: 20Hz ~ 20kHz

Audio
signal to noise ratio (weighted) : S/N is greater than 85dB

Input
impedance (line-in) 600/47k, balance/unbalance

Output
impedance (line-out) 600/10k, balance/non-equilibrium

Sampling
frequency of 48KHz

Total
harmonic distortion 0.1%


3. Data
Data channel:           Bi-direction
Connector:              Industrial Wiring Terminal
Connector type:         RS232/RS485/RS422/Manchester code
Work mode:            Duplex/Half duplex
Baud rate:              0 ~ 100kbps
Error code rate:        <1×10 -9

4. Work condition
Operating temperature: -10°C ~ +55°C
Operating humidity: 0 ~ 95% (without coagulation)
Power supply: 5.2W DC 5V
No causticity and solvent, dust free, and no strong magnetic interference.

5.  Dimensions
dimensions: 155mm (length) * 122mm (width) * 44mm (height)

Ordering information


Model

function

Fiber

Transmission
distance

CJ-1A

1 channel Audio

1 core

20KM

CJ-2A

2 channel Audio

1 core

20KM

CJ-4A

4 channel Audio

1 core

20KM

CJ-8A

8 channel Audio

1 core

20KM

CJ-16A

16 channel Audio

1 core

20KM

CJ-1SA

1 two-way channel
Audio

1 core

20KM

CJ-2SA

2 two-way channel
Audio

1 core

20KM

CJ-4SA

4 two-way channel
Audio

1 core

20KM

CJ-8SA

8 two-way channel
Audio

1 core

20KM

who are we?
As a professional data communication equipment manufacturer, Beijing chuangji Internet Technology Co., Ltd. is committed to R & D, production and sales of stable and reliable communication equipment. The company has a strong R & D force, accurate market positioning, rich products and perfect after-sales service, and strives to create added value for users, winning a place in the competitive communication market.
Chuangjilink always adheres to the development path of independent innovation and the product strategy of mastering core intellectual property rights. To provide high cost-effective data transmission and broadband network access product solutions for military, telecom, railway, electric power, petroleum, public security and other industry users

Always a pre-production sample before mass production;Always final Inspection before shipment;

By sea, about 15-30 days.
We arrange everything ready for your jouney in China, welcome your happy visit!~

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