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Distribution, conversion or transmission of television and computer video signals, including fiber optic transmission systems, scan converters and video scalers


Data Only

Communications Specialties, Inc. (CSI) offers a comprehensive line of point-to-point and point-to-multipoint fiber optic transmission systems for video, audio and data.


All products within the Pure Digital Fiberlink® line employ all digital processing and signaling, delivering state-of-the-art performance at unparalleled pricing. The original Fiberlink® line uses traditional analog signaling techniques and continues to offer customers a reliable, affordable fiber optic alternative to transmission over coax or copper wire.

Fiberlink® 5100 10/100/1000 Ethernet (5100) Fiberlink® Universal Data Transceivers (5012)  
Fiberlink® 5100 10/100/1000 Ethernet (5100)
- NEW -
Fiberlink® Universal Data Transceivers (5012)  


  • Auto-sensing 10/100/1000 Mbps Ethernet port with Auto MDIX
  • IEEE 802.3, IEEE 802.3u, IEEE 802.3az, & IEEE 802.3z
  • Full-duplex and half-duplex
  • LEDs indicate Link Activity, SPD, Fault Detection/Collisions and Power
  • Single mode & multimode versions available
  • One or Two fiber versions available
  • Compact design, wall mountable


  • Transmits and receives all standard data-related signals in accordance with EIA specifications
  • May be easily user-configured for the desired protocol, including mixed protocols
  • Transmitter and receiver may be configured differently
  • Adjustment free; all digital processing and transmission
  • Wide operating data rate, with low-speed mode (DC up to 2.1 mbps; 200 Kbps for RS-232) and high-speed mode (10 Kbps - 10 mbps)
  • Extended ambient operating range
  • Data-derived or RTS transmit/receive switching (RS-485)
  • Indicator LEDS monitor signal and power
  • Card version fills one slot in 6000A card cage
  • RoHS Compliant

Technical Info ...



Data Sheet 5100

Manual 5100

Technical Info ...



5012 Data Sheet

5012 Manual



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ImageOps, Division of Computer Modules, Inc. • 11409 West Bernardo Court • San Diego, CA 92127 • Phone: (858) 613-1818 • Fax: (858) 613-1815

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