1Ch Bidi 3G-SDI Video Fiber Converter with Tally + RS485 + Audio + Microphone
SDI Fiber Converter Advantages
Overview
LNK-3G-2BV1T2BD2A1M Series 3G/HD-SDI Fiber Converter supports 1-channel Bidirectional 3G/HD-SDI Video (audio embedded), 1-channel Tally, 2-channel Bidirectional RS485 or RS422 data, 2-channel external Stereo Audio, and 1-channel Microphone signal transmitted via fiber optical cable. E-link 3G/HD-SDI Video over Fiber Converters includes one transmitter and one receiver for 1080P 3G/HD-SDI signal.
Order Information
| Model | Description |
| LNK-3G-2BV1T2BD2A1M | 1Ch Bidirectional 3G-SDI+1Ch Tally +2Ch Bidirectional RS485 or RS422+2Ch Stereo Audio+1Ch Microphone over Fiber Converter, Single Mode Fiber, LC, 20km, including Transmitter and Receiver, used by pairs |


Specification
| Fiber Optical interface | |
| Fiber interface | Simplex LC |
| Transmission distance | 0-20Km |
| Wavelength | 1310nm/1550nm |
| Video | |
| Video interface | BNC |
| Video input/output impedance | 75Ω |
| Video input/output voltage | Typical:1Vpp, Min 0.5Vpp, Max 1.5Vpp |
| Video Bits Rate | Max 3.2Gb/s |
| Differential gain (10%~90% APL) | <1% |
| SDI format support | 625/25 PAL |
| 525/29.97 NTSC, 525/23.98 NTSC | |
| 720p50, 720p59.94 | |
| 1080i 23/24/30/50/59.94 | |
| 1080P 23.98/24/30/50/60 | |
| Video SDI standard | 270Mbps (SD-SDI), 1.485Gbps/M(HD-SDI) |
| SMPTE425M3Gb/s Mapping(3G-SDI) | |
| SMPTE424M 3Gb/s serial interface(3G-SDI) | |
| Data or Tally | |
| Physical interface | Industrial standard screw terminal |
| Data type | RS485 (Default) or RS422 (Optional), Tally signal |
| Frequency/Rate support | Max. 115200bps for RS422 Max. 57600bps for RS485 |
| BER | <10ˉ9 |
| Stereo Audio or Microphone | |
| Audio input and output | 3.5MM Audio |
| Audio format | @48KHz |
| Electrical | |
| Power adaptor | DC 5~25V |
| Power consumption | <5W |
| LED Indicator | |
| P/S | Power Supply |
| DAT | Data |
| Mechanical | |
| Dimensions (LxWxH) | 120 x 105 x 28 mm |
| Weight | 1.5KG/pair |
| Casing | Aluminum Case |
| Mounting Options | Wall-mount |
| Environmental | |
| Working Temperature | -20℃~+70℃ |
| Storage Temperature | -40℃~+80℃ |
| Working Humidity | 0~95% |
| MTBF | ≥100000 hours |