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The TBC-SF8V1FD-S20T/R series digital video optical transceiver has a full-featured all-digital video optical transmission equipment that can transmit 8-Channel high-quality (10Bit) uncompressed video information and 1-Channel control signal on one fiber at the same time, optional audio data switch volume . This product is convenient for field wiring, no need for any photoelectric adjustment; with power, optical and data loop instructions; optional standalone desktop installation and modular rack-mounted two structural forms. The TBC series digital optical products are mainly used for long-distance optical fiber transmission monitoring system, such as security monitoring, highways, electronic police, automation, intelligent community, customs, electricity, water, petroleum, chemical and many other fields.


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  • l 10-bit digital encoding and uncompressed video transmission;

    l 5Hz-10MHz video channel; automatically compatible with PAL, NTSC, SECAM video system with APC circuit, the output optical power is constant, the dynamic range is large;

    l Without downtime maintenance in the process of using, can be hot-swappable; Gigabit fiber transmission, large capacity, easy to upgrade; 

    l Power and other parameters status indicator LED can monitor the operation status of the system;

    l Support any high resolution video signal; support video lossless regenerative relay;

    l Support RS232/RS485/RS422 or Manchester code;

    l Advanced adaptive technology, does not require on-site electrical or optical adjustment;industrial modular design makes the device reliable and flexible;

    l Can automatically restore the overload protection; unique full built-in power supply design;

    l Desktop, wall mounted, 19 inch 1U rack or 4U card insert; support for user customization.


  • Parameter

    Optical characteristics:

    Optical interface: SC/FC/ST

    Wavelength: single mode 1310nm/1550nm multimode 850nm/1310nm

    Fiber; multimode, single mode;

    Transmission power transmission: -9dBm/-5dBm

    Transmission length: 0-100km;

    Receiving sensitivity: better than -36dBm

    Features: Can be customized according to user needs for different interface types.

    Video characteristics:

    Channel8-Channel video

    Video interface form: BNC

    Signal system: PAL/NTSC/SECAM;  Nominal input/output level: 1Vp-p

    Video input/output impedance: 75unbalanced)

    Video input/output voltage: 1Vp-p

    Video bandwidth: 8MHz

    Video sampling: 15MHz high speed sampling

    Differential gain:(10% -90% APL) DG<1% (typical)

    Differential phase:(10% -90% APL) DP<0.7o (typical)

    Video signal to noise ratio(weighted):S/N ≥ 70dB (maximum optical link loss)


    Color brightness delay difference : 10ns (typical)

    Color brightness gain difference: 10% (typical);

    Note: support forward, reverse, BIDI video.

    Data characteristics:

    Data Channel1-Channel reverse data

    Interface type:  RS232/RS485/RS422/ Manchester code

    Interface signal: RS-232, RS-422, RS-485, Man code / Biphase, switch signal;

    Interface featuresmeet the ITU-T V.24 standard

    Connection mode:DCE 

    Code rate:0256Kbps

    Bit Error Rate≤10-9

    Note: support forward, reverse, BIDI data.

    Audio characteristics:

    Audio channels: 1-Channel Bidirectional audio (optional)

    Each channel bandwidth: 20Hz ~ 20KHz; Sampling frequency: 96KHz

    Quantification level: 24bit;

    Input impedance (Line-in): 47KΩ / unbalanced

    Output impedance (Line-out): 10KΩ unbalanced

    Nominal input and output level: 2Vp-p; Total harmonic distortion: 0.1% (typical)

    Unbalanced Weighted Signal to Noise Ratio: 75dB (typical)

    Switch interface parameters(RJ45/terminal):

    Response time: <0.5ms  Physical interface: RJ45

    Switch interface: Optical MOS relay 350V/120mA

    Telephone Interface:FXO / FXS Interface Parameters (RJ45 / RJ11)

    FXS phone port

    Ringing voltage: 75V; Ringing frequency: 25HZ

    Second-line input impedance: 600Ω (off-hook); Return loss: 40 dB

    FXO switch interface;

     Ring detection voltage: 35V; Ringing detection frequency: 17HZ-60HZ;

    Second-line input impedance: 600Ω (off-hook); Return loss: 40 dB

    Features: Optional RS232 / RS485 / RS422 different types of data interface, or both.

    Ambient temperature: -30 ℃ ~ 75 ℃;

    Storage temperature: -40 ℃ ~ 85 ℃

    Relative humidity: 0 ~ 95% (non-Condensing);

    Size: Standalone (225mm*200mm*40mm)

    Size: Card (standard 4U centralized management rack)

    Rated supply voltage: AC220V / 50Hz; 


    Bit error rate: ≤10-9

    Internal power consumption: 2.5 W;

    MTBF: ≥105 hours


  • Size: Standalone (225mm*200mm*40mm)

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