CCTV Optical Transmitter

CCTV Optical Transmitter Detailed Product Description Applications: * Intelligent transportation system (ITS) * Security and protection system * Telemedicine system * Remote multimedia teaching / campus monitoring system * Video conference system and audio conference system * Long distance broadcast/television transmission system * Building controlling systemFeatures: * Uncompressed video, 8-bit / 10-bit digital encoding/decoding * Easy installation and adjustment free * 8MHz video bandwidth, compatible with NTSC, PAL and SECAM * Uncompressed audio, 24-bit digital encoding/decoding * Module construction design (1-8 channels audio cards and 1-8 channels data cards can be installed) * RS232, RS422/RS485 compatible data interfaces * No electromagnetic interference, no radio frequency interference, no ground current* Using APC circuit, invariable optical output power and increasing dynamic range* LED status indicators for power, optical link, video signal and data traffic* Gbit transmit and WDM technique, big capacity and easy to upgrade * Transparent encoded mode, compatible with central CCTV camera manufacturer * Support lossless relay * Protection from lightning surge * MTBF>100,000hrs Specifications Video performance: * Number of video channel:4 channels * Video connector: BNC * Video bandwidth: 5Hz - 10MHz * Video input/output impedance: 75Ω (unbalanced) * Video input/output voltage: 1.0VP - P * Differential gain (10%-90%APL): DG<1% (typical) * Differential phase (10%-90%APLO): DP<1° (typical) * SNR (weighted): S/N ≥65dB (the highest optical budget loss)Audio performance: * Number of audio channel: 1-8 channels simplex / duplex * Audio interface: RCA * Audio input/output impedance: 600Ω (unbalanced/balanced) * Audio input/output voltage: 2.0VP - P * Audio bandwidth: 20Hz - 20kHz * Nonlinear distortion coefficient: ≤1% * SNR (weighted): S/N ≥85dB Data performance: * Number of data channel: 1-8 channels simplex / duplex * Data interface: RS-232, RS-422 (full duplex), RS-485 (2/4 lines), Manchester, Biphase * Bit rate: 0-300Kbps * Data connector: DB9 / crimp type terminal * Data error rate: ≤10-9 Optical performances: * Optical fiber: single-mode/multi-mode * Wavelength: 1,310nm/1,550nm * Transmitting power: -6dB * Receiving power: -20dB * Redundancy: 14dBEnvironmental specifications: * Environmental temperature: -30 +75°C * Storage temperature: -35 +85°C * Relative humidity: 0-95% (non-condensing) Power specifications: * Rated voltage: AC220V * Power: <8W (single end) Optical specifications: * Optical connector: ST/FC * Operating wavelength: 1,310nm (1,550nm) * Optical fiber model: single-mode (multi-mode) * Transmitting optical power: (-8 0)dBm on average * Receiver sensitivity: <-20dBm for 1,310nm * Optical power budget: >14dB * Transmission distance: 20km