Guantai Fiber Optic Media Converters - Multifunctional 4 Channels Video / Audio/ RS485 Data Signal over Fiber Up 20Km for CCTV Security System

Overview:

This model is multifunction digital video/audio/data optical media converter with 4 channel video (BNC) + 4 channel audio (RCA) + RS485 bidirectional data, specific parameters are as follows:

1)Audio Technical parameters:

1. Audio channels: 4
2. Audio input / output impedance: 600 ohm(balanced / unbalanced)
3. Physical Interface: AV industry standard Lotus port terminals or optional
4. Audio input / output voltage: 2Vp-p (typ)
5. Audio input / output level: 0dBm (typ)
6. Audio bandwidth: 10HZ ~ 20KHZ
7. Audio digital bits wide: 24bit
8. Audio SNR ≥95dB (weighted)

2) Video Technical parameters:

1. Video: 4 channel BNC port
2. 8 MHz video bandwidth
3. Automatic compatible video formats compatible with PAL, NTSC, SECAM
4. Video input / output impedance 75ohm (unbalanced), BNC
5. Video SNR ≥67dB (weighted) 65
6. Differential Gain <1% (typ)
7. Differential phase <0.6 ° (typ) "1"
8. Field oblique than <5%

3) Optical parameters:

1. Optical interface: FC
2. Transmission distance: single-mode fiber 0~20KM ,Multimode: 0-2KM .
3. Wavelength: multimode 850 / 1310nm single-mode: 1310 / 1550nm

4) Data parameters:

1. Data channel: RS485 bidirectional half-duplex selectable reverse data
2. Physical interface: the industry standard terminals
3. Transmission rate 0 to 400Kbps
4. Baud Rate: 2MHz
5. BER less than 10-9

Package include:

• 1Pair transmitter & Receiver
• 2xpower supply
• Annual