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1Ch Bidirectional 12G‑SDI Fiber Extender | 4K 20KM LC SDI Transceiver
PAC‑12GMCB‑20TR is 1‑channel bidirectional 12G‑SDI fiber extender, supports simultaneous bidirectional 4K@60Hz 12G‑SDI signal transmission. Lossless ultra‑low latency, built‑in SDI clock recovery and long cable equalization. Standard transmission distance up to 20KM, optional 40‑120KM. LC optical interface, embedded audio sync, 1/4‑inch UNC mounting holes, plug‑and‑play & hot‑swap. Ideal for broadcasting, live sports, security monitoring and multimedia conferences. OEM & ODM available. Sold as pair.
Model:
PAC‑12GMCB‑20TR 1‑Ch bidirectional 12G‑SDI fiber extender supports 2160P@60Hz, lossless ultra‑low latency transmission up to 20‑120KM. For broadcast, live sports & multimedia conference

PAC‑12GMCB‑20TR 1‑Channel Bidirectional 12G SDI Fiber Extender

Introduction

This 1‑channel bidirectional 12G‑SDI fiber optic transmitter, developed by our company, enables simultaneous bidirectional transmission of 12G‑SDI video signals. Compact and lightweight, it fits fixed room and mobile on‑site use, cutting installation and carrying costs. Adopting professional SDI driver chips, it supports signal equalization and clock recovery, delivering latency‑free, distortion‑free transmission with strong anti‑interference for stable output in complex environments. Its key highlight is bidirectional video transmission without redundant devices, simplifying link setup for live return, remote monitoring, conference interaction and more. With industrial‑grade stable design, it supports long‑term non‑stop operation, balancing durability and practicality.

Application

Ideal for broadcasting, live sports, security monitoring, multimedia conferences, it’s a cost‑effective choice for stable transmission.

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Features

  • Supports a maximum resolution of 2160P@60Hz, with backward compatibility

  • Delivers lossless, frame‑free, and ultra‑low latency signal transmission

  • Enables simultaneous bidirectional transmission of 1‑channel 12G‑SDI signals

  • Offers a standard fiber transmission distance of 20KM (optional: 40/60/80/100/120KM)

  • Supports LC optical port transmission

  • Supports audio and video synchronization

  • Supports SDI clock recovery function

  • Supports long cable equalization

  • Supports LED status indication

  • Supports standard 1/4‑inch UNC screw mounting holes

  • Supports plug‑and‑play functionality and hot‑swapping

  • Supports OEM/ODM customization

Specifications

ItemDescription
Input Interface12G‑SDI
Input ResolutionUp to 2160P60 DCI, backward compatible with SD/HD/3G‑SDI
SDI Color SpaceYUV 4:2:2
Signal Amplitude800±80mV
Output InterfaceBNC 75‑5, 12G‑SDI
Output ResolutionUp to 2160P60 DCI, backward compatible with SD/HD/3G‑SDI
SDI Bit Rate270Mbit/s ~ 12Gbit/s
SDI StandardsSMPTE 259M、SMPTE 292M、SMPTE 424M、SMPTE ST‑2081、SMPTE ST‑2082
Jitter≤ 0.3UI
Transmission DistanceStandard 20KM; Optional:40/60/80/100/120KM
Audio InputEmbedded audio in SDI signal
Operating Temperature0℃ ~ +50℃
Operating Humidity20% ~ 70%RH (non‑condensing)
Storage Temperature-20℃ ~ +70℃
Storage Humidity0% ~ 70%RH (non‑condensing)
Power SupplyDC 12V
Power ConsumptionMAX 3W
Dimensions101*73*26mm (excluding Connector)
WeightMain unit: 0.5 kg (including module); Complete package: 0.8 kg

Connection Diagram

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