Description
Overview
GAOTek SDI Fiber Converter supports 4 ch hd side, 1ch forwarding RS 485 and 1 CH half-duplex or full duplex 10 M or 100 M ethernet transmission over 1 single mode fiber to 6.21 mi to (10 Km to 80 Km). It is a perfect and economic digital product for long distances with high resolution real-time video monitoring. It’s widely used for broadcast on television, high-definition video conferencing, high-definition video surveillance and other fields.
Features
• 4-channel unidirectional HD-SDI video transmission over optic fiber
• Compatible with SMPTE – 292 M HD-SDI, SMPTE-259 M SD-SDI standard
• Supports 1485 Mb/s, 270 Mb/s rates for various video formats
• Support 1080 P 60 Hz or 50 Hz, 720P 60 Hz or 50 Hz or 30 Hz or 25 Hz,
• Supports unidirectional or bidirectional RS – 485, RS – 232, RS – 422
• Full duplex and half duplex 10 M or 100 M Ethernet
• Automatic cable equalization for signal integrity assurance
• Long transmission range: 6.2 mi (10 km) to 49.70 mi (80 km)
• ESD and surge protection with light disappear and power-down alarms
• Output signal status and input signal lock indications
• Ultra-broad temperature range: 32 ⁰F to 131 ⁰F (0 ℃ to +55 ℃)
Technical Specifications
| Physical Interface | BNC |
| Number of Channels | 4 Channel |
| Input or Output Impedance | 75 Ω (unbalance) |
| Video Format | 1080 P 60 Hz or 50 Hz,720 P 60 Hz or 50 Hz or 30 Hz or 25Hz |
| Video Direction | Unidirectional |
| Standard Video Input or Output Voltage | 0.8 Vp to p |
| Video Voltage Range | 0.6 to 1.0 Vp to p |
| Video Encoding bit width | 8bit or 10 bits Auto |
| Return Loss | ≤ -15 dB at 5 MHz to 1.5 GHz |
| Balanced Mode | ≤ 140 meters of Belden 1694 A at 1.485 Gbps ≤ 400 meters of Belden 1694 A at 270 Gbps |
| Embedded Audio, Auxiliary Space, EDH Data | Transparent |
| Fiber Interface | FC (default), SC selectable |
| Fiber Type | Single mode (9 µ or 125 μ single-mode optical fiber, default), Multimode Selectable |
| Wavelength | 1310 nm,1550 nm |
| Distance | 6.21 mi to 49.70 mi (10KM to 80 KM) default 12.42 mi (20 KM) |
| Number of Fibers | 1 |
| Data Protocol | RS 485 |
| Data Rate | 0 Kbps to 115.2 Kbps |
| Error Rate | < 10-9 |