2 Channel Digital Video Optical Transmitter
Introduction:

FN-DVT Series Digital Optical Transmitter / Receiver all consist of optical transmitter and optical receiver, DVT-T/R20 can synchronously transfer up to 2 channels broadcasting level positive video signal, 1 channel bidirectional high speed asynchronous data (positive and negative) signal, 1 channel RS485 signal, 1 channel Ethernet signal (optional) and support local network management.

 

Main Features:

1. Industrial design, SMT processing

2. Full digital fiber transmission platform, same platform and multi service flexible configuration

3. Independent intellectual property large scale special integration circuit core

Single fiber transmission

4. Compatible with all formats PAL/NTSC/SECAM, broadcasting level transmission quality

5. Provide bidirectional asynchronous data (positive and negative)

6. Provide 1 channel Ethernet (optional)

7. Asynchronous data transmission speed rate is up to 128Kbps

8. Asynchronous data can be RS232/RS485/RS422/ Manchester code

 

Technical Parameter:

 

Optic Interface

1. Connector: FC/SC is optional

2. Transmission Distance: 0~30Km (single mode fiber, standard)

0~60Km (single mode fiber, long distance)

0~100Km (single mode fiber, extra long distance)

0~5Km (multi mode fiber, standard)

 

3. Light emitting power: DVT-T10(1310)≥ 12DB;
DVT-R10(1550) ≥ 13DB;
the other video optical transceiver(20/40/80)≥ -10DB;

4. Receiver Sensitivity: ≤ -33DB;

Video Interface

1. Path Number: Positive 2 channels

2. Signal System: PAL/NTSC/SECAM

3. Nominal Input Output Level: 1VP-P

4. Nominal Input Output Impedance: 75Ω

5. Each Path Bandwidth: 6.5MHz

6. Sample Frequency: 13.5MHz

7. Quantization Level: 10bit

8. Differential Gain: 1%(Typical values)

9. Differential Phase: 10(Typical values)

10. Weighting Signal-to-Noise Ratio: 67dB (Typical values)

11. Color Brightness Difference Delay: 10ns(Typical values)

12. Color Brightness Difference Gain: ± 10%(Typical values)

 

Asynchronous Data Interface

1. Connector: RS232/RS485

2. Working Mode: Full Duplex / Half Duplex

3. Communication Speed Rate: 0~128Kbps

4. Code Error Rate: < 1× 10 -9

5. Data Connector: Auto-lock terminal

Power Supply

1. DC Voltage: +24VDC, Tolerance Range: +20V~+28V, Power Supply Ripple: ≤ 120mVp-p

2. DC Voltage: -48VDC, Tolerance Range: -36V~-72V, Power Supply Ripple: ≤ 240mVp-p

3. AC Voltage: 220VAC, Tolerance Range: 170V~270V Frequency: 50Hz

4. Power Consumption: ≤ 5W

Working Environment

1. Environment Temperature: -10℃~70℃

2. Relative Humidity: ≤ 95%(35℃)

3. Atmospheric Pressure: 86-106Kpa

Dimension

210mm*136mm*28mm(Wall-Mounted)