2 Port RCA Audio Over Fiber Optic Extenders, Unbalanced Analog Audio Fiber converters adapters,ST Optical Interface Singlemode Single Fiber up to 20Km Multimode 500m A Pair

Overview
Unbalanced analog audio optical transceiver is a single chip stereo analog data fiber optical converter that uses bit-stream converter (ADC) technology. The low power consumption and low voltage requirements make the device ideal for use in low-voltage and low-power portable data and audio devices.

Audio Specification
1.Full-size output sine wave, 997 Hz; MCLK = 12.288 MHz. Fs basic probability mode = 48 kHz, SCLK = 3.072 MHz,
2.Measurement bandwidth 10hz to 20khz; Fs is high rate mode = 96 kHz,

Features
Multi-format Output Interface
1.Compatible with I2S bus and MSB format
2.Serial output up to 24 bits

Advanced Audio Configuration
1.Stereo single – end input configuration
2.High linearity, dynamic range and low distortion

Optical Port:
Optical connector: ST.
Wavelength: 1310nm&1470nm~1610nm.
Tx power ＞-7db
Rx sensitivity ＞-24db
Transmission range: 0-20km for SM, 0-500m for MM.
Optical fiber type: universal 9/125u single mode, 50/125u or 62.5/125u multimode.

Audio index:
Dynamic bandwidth:96dB
Total harmonic distortion (THD): -68dB
Signal-to-noise ratio: -68dB
Signal-to-noise ratio（S/N）: 60dB
Sampling frequency: 32kHz 44.1kHz 48kHz
Audio A/D sampling: 24 Bit
Frequency response: 10～20kHz
Gain mismatch between channels: 0.1dB
Gain error: ±5%
Gain drift: 100 ppm/°C
Amplitude-frequency characteristic: ≤±0.5 dB
Audio input/output impedance: 600 Ω balance
Audio maximum input/output voltage: 0~2V

LED indicators:
PWR: ON upon power in.Off upon powered off
FIBER:Off when fiber optical signal is blocked or excessive attenuation. On when fiber signal is received properly

General Spec:
Operating temperature :-20 to 70°C
Storage temperature: -40 to 80°C
Relative humidity: 5 to 95%（non-condensing）
Working life(MTBF): ＞100,000hours
Installation: stand-alone.
Support wide range working Voltage: AC100-240V 50/60Hz, DC5V
Power plug：US/EU/UK/AU standard is optional.
Dimension: 104mm(L)×104mm(W)×28mm(H).

Package include:
1x Unbalanced RCA Audio Fiber Transmitter
1x Unbalanced RCA Audio Fiber Receiver
2x Power supply adapter (US standard)
1x FREE 3M ST-ST Fiber patch cord
1x Manual.

This Audio over Fiber Extender can extend 2 channels of Unbalanced RCA Audio over an optical fiber cable to far end. It allows 2 RCA audio device synchronous transmission, 2RCA Audio signal is transmitted from T (TX) in the direction of R (RX)
With ST optical interface,Compatible with Singlemode and Multimode optical fiber cable. Single mode single fiber up to 12.4 miles (20Km), Mutlimode single fiber up to 0.31 miles(500meters)
Professional quality ,Adopt FPGA, digital coding/decoding and clock recovery technology, high integration and high stability ,it is much better than ordinary one on marketing
Typically used in applications for Campus, public places,Staging,Theaters,Stadiums,Parks,Broadcast,studio audio and more. and are available for stand-alone and desktop type, or wall mounted, installations
No Need to set up ,Simply plug in an Optical ST port and RCA audio connectors at TX and RX sides, It works immediately