L-8SDI-FE-HD-TX/RX
8 Channel HD-SDI Over Fiber Extender Kit with RS485 channel
QuestTel's L-8SDI-FE-HD-TX/RX is a high performance 8 channel HD-SDI transmitter and receiver kit, which performs real time loss free video transmission with RS485 Data channel + Ethernet (optional). Also each SDI channel carries its own embedded audio + ancillary data. The L-8SDI-FE-HD-TX/RX is equipped with business grade professional lasers, which ensure long haul data transmission and stable operation. Our SDI fiber extenders are widely used in live broadcast industry, HD video surveillance systems as well as news and TV. Optical transmission excludes electromagnetic noise factor and extends signal up to 20km (optional 40/60/80km), while conventional coax cables can handle less than 100 meters. QuestTel's SDI fiber extenders feature high quality of transmission and full uptime, while performing SDI to fiber conversion and data processing. Some of our models provide IP over Fiber function, which broadens a range of application and makes our units a perfect choice for network streaming applications.

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- Comply with SMPTE-292M HD-SDI standard
- 8 HD-SDI channels (BNC)
- 1080P@30,25,24, 1080I@60,50 and 720P@60,50,30,25,24
- DVB-ASI data passthrough support
- Each SDI channel includes 2-channel audio embedded
- Two auxiliary channels: audio, RS422 , or RS232 channel
- One bi-directional RS485 channel, half duplex, up to 115.2Kb/s baud rate
- With integrated cable equalizer
- Embedded ESD and surge protection circuit to prevent damage from static and thunder
- With NOP (No optical signal) alarm indications, output status indicator and input lock indicator
HD-SDI Interface | |
Connector | BNC |
Fiber Connector | ST/PC |
Bit rate | 1.485Gb/s and 270Mb/s auto adaptive |
Impedance | 75Ω |
Return loss | >15dB |
Output level | 800mVp-p±10% |
Rise and fall time HD-SDI | ≤270ps |
Rise and fall time SD-SDI | ≤1.50ns |
SD-SDI Alignment jitter (1KHz) | ≤0.2UI |
SD-SDI Timing jitter (10Hz) | <0.2UI |
HD-SDI Alignment jitter (100KHz) | ≤0.2UI |
HD-SDI Timing jitter (10Hz) | <1.0UI |
Standard | Comply to SMPTE-292M HD-SDI and SMPTE-259M SD-SDI standard |
Audio Interface (Optional) | |
Connector | PHOENIX connector |
Quantization grade | 20 bits |
Sample frequency | 48KHz |
Audio input/output voltage | 2VP-P |
Bandwidth | 20Hz~20KHz |
Total Harmonic Distortion | 0.1% |
RS485 Interface | |
Connector | PHOENIX connector |
Baud rate | 0~115.2Kb/s |
Bit error ratio | <10-9 |
Duplex | Half-duplex |
CONSOLE Interface | |
Connector | RJ45 |
Baud rate | 19200 |
bits | 8 |
Stop bit | 1 |
parity check | None |
EMU/EMU-EX Interface | |
Connector | RJ45 |
Bit rate | 10Mb/s or 100Mb/s auto adaptive |
Power and Consumption for desktop equipment | |
Power supply | DC 12V |
DC input voltage range | 8V~14V |
Power consumption | 3W±10% |
Environment Requirements | |
Working temperature | -30~60°C |
Relative Humidity | ≤95%, no condensation |
Storage temperature | -40~85°C |
Equipment dimension: Dimension of Rack mounting chassis (with rack ear) |
330mmx178mmx482mm |
Equipment dimension: Desktop equipment dimension | 434mm×44mm×155mm |
Disclaimer: Products, specifications and data are subject to change without notice, to improve reliability, function, design or otherwise.
QuestTel shall have no liability for any error or damage of any kind resulting from the use of this document.
