8-Ch HD/SD-SDI Optical Transceiver (RV681P)

The RV681P is a high performance, and reliable, 8-channel HD-SDI optical transceiver, which perform real-time, loss-free and high-quality SDI transmission (two embedded audio channels for each SDI) and one bi-directional RS485 data over an optical line. Besides, RV681P provides one 10M/100M Ethernet interface and optional audio/contact closure/RS422/RS232 data transmission.
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    The RV681P is a high performance, and reliable, 8-channel HD-SDI optical transceiver, which perform real-time, loss-free and high-quality SDI transmission (two embedded audio channels for each SDI) and one bi-directional RS485 data over an optical line. Besides, RV681P provides one 10M/100M Ethernet interface and optional audio/contact closure/RS422/RS232 data transmission, which can be widely used in TV live broadcast, high-definition video conference, high-definition video monitoring, intelligent transportation system and public security system.

    The RV681P includes desktop equipment and rack mounting chassis, the desktop equipment includes a transmitter named RV681PT and a receiver named RV681PR; The rack mounting chassis is used as the centralized HD-SDI receiver, adopts RV600C chassis with 19 inch width, 4U height, and with 16 HD-SDI optical receive card RV681PRK (hot- pluggable) and 1 management card, supports CLI command and SNMP_V1&V2 protocol to perform perfect management functions.



    • Comply with SMPTE-292M HD-SDI and SMPTE-259M SD-SDI standard, supports 1.485Gb/s and 270Mb/s
    • RV681PT: 8 HD/SD-SDI input (BNC)
    • RV681PR/RV681PRK: 8 HD/SD-SDI output (BNC)
    • Two audio channels embedded in each SDI signal
    • Provides one 10M/100M Ethernet interface
    • Supports 1080P@30,25,24, 29.97, 23.981080I@60,50,59.94720P@60,50,30,25,24, 9.94, 29.97, 23.98 and 625i525i format, when input is 1080P@29.97, 23.981080I@59.94720P@59.94, 29.97, 23.98, the output is 1080P@30, 241080I@60720P@60,30, 24 respectively
    • 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
    • With APC circuit to perform stable optical power
    • One bi-directional RS485 channel, half duplex, up to 115.2Kb/s baud rate
    • provides auxiliary channel, which can be 2-channel bi-directional audio, or 2/4/6/8-channel unidirectional audio, or 2-channel contact closure input/output, or 1-channel bi-directional RS422, or 1-channel bi-directional RS232 channel
    • RV600C provides one RS232 management interface(CONSOLE) used for CLI management
    • RV600C provides one common Ethernet management interface(EMU) and one cascade management interface (EMU-EX) , supports SNMP_V1 and SNMP_V2 protocol







    Figure1  Application for desktop equipment




    Figure 2 Application for rack mounting chassis



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