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Typical Application

Introduction

High Performance

 – The DVI-7345 is an ultra-compact, high performance fiber optic extender 

that supports SDI, HD-SDI and 3G-SDI extension over a single strand of Single-Mode optical fiber at 
distances up to 1.2 miles (~ 2000 meters).  The extender set consists of an optical transmitter module 
that converts the SDI signals into light pulses for transmission over a single strand of Single-Mode 
optical fiber cable.  An optical receiver module converts the light pulses back to an SDI signal for 
downstream processing or display on a monitor.

Superior Design

 – The transmitter includes an SDI signal EQ, a Laser driver and a laser diode 

module that uses a single optical wavelength of 1310nm.  The receiver includes an SDI copper cable 
driver, a photo diode, a TIA, as well as a limited amplifier.  Both Tx and Rx use low-profile, metal 
cases equipped with rugged locking 75ohm BNC SDI connectors. The locking ST fiber connectors are 
supplied with twist-locking metal covers to prevent dust buildup inside the fiber optic connectors.  
These features make the DVI-7345 the perfect solution for extension of SDI, HD-SDI, and 3G-SDI 
signals over extreme distances in even the most demanding broadcast, studio, and live environments.

DVI-7345

3G-SDI Fiber Optic Extender, 1x ST

Quick Start Guide

DVI-7345  3G-SDI Fiber Optic Extender, 1x ST

1

Source Device

(e.g. SDI Camera)

Display Device

(e.g. SDI Monitor)

DVI-7345-TX

DVI-7345-RX

One Single-Mode ST optical cable

AC Power Adapter

AC Power Adapter

DVIGear and DVIGear & Design are trademarks of DVIGear, Inc. and 
may not be used without the prior written permission of DVIGear, Inc.

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