1-16 integrated multiplexing audio optical transmitter / receiver using digital coding technology, audio interface XLR (XLR), can be audio signals, data signals, switch signals and Ethernet signals through a single-mode fiber achieve long-distance two-way transmission, the maximum signal can be transmitted without distortion-free relay 100Km. Audio interface with 24Bit AD / DA, 128K sampling, studio-level transmission quality.

The fiber audio multiplexer is composed of optical transmitter and optical receiver, can be Set to 8 channel bi-directional audio and 16 channel unidirection audio.

● All-digital fiber optic transmission platform, multi-service platform with flexible configuration

● Audio interface XLR balanced XLR interface, audio power supply for the high-power toroidal transformer, + – 18V power supply, high dynamic range;

● Provide ordinary desktop mini-desktop, centralized card rack in various ways

● Data interface and audio interface provides three mine-protected, through the ITU-T K.21 (10/700 μS), common mode: 6KV, impedance (40 Ω) test

● Single fiber transmission, optional dual fiber

● Can receive no light is detected, the remote device is a power failure or fiber cut

● Audio using 24Bit AD / DA, 128K sampling, studio-grade transmission quality

● Provides bi-directional asynchronous data (forward and reverse)

● Asynchronous data transfer rate than 110-115.200Kbps

● Asynchronous data for RS232 / RS485 / RS422 / Manchester code

●  Audio

Signal level:   0.5-4Vp-p

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

AD / DA-bit wide: 24Bit

Sampling frequency: 128K

Bandwidth: 20Hz-20KHz

Total harmonic distortion: <1%

Noise ratio (SNR): > 85dB

Connecting terminal: XLR (XLR) balanced interface

●  Fiber

Number of Fiber Ports: 2

Optical Wavelength:

850nm/1310nm for multi- mode optical 

1310nm/1550nm for single-mode optical interface

Fiber Core: Single/Dual fiber core

Connector: FC/SC/ST/LC(SFP)

Distance : 20km-120km

Typical output power:

single mode 1310/1550nm: >-9dBm

multi-mode 850nm:>-18dBm

multi-mode 1310nm:>-25dBm

Receiver Sensitivity: -28dBm~- 40dBm

●  Working Environment

Working temperature:   -10°C ~ 50°C

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

Storage temperature: -40°C ~ 80°C

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

MTBF： ＞100,000 hours