Overview
3
3 Overview
The
670T
converts the HDMI signal to an optical signal, and the
670R
converts the optical signal back into an HDMI signal. Together, the
670T
and
670R
form an HDMI transmitter/receiver over multimode fiber
system.
The
670T
and
670R
pair:
Features a transmission range of 1700 meters (more than 5570ft)
over an optical cable
Is strictly regulated in accordance with Class 3R Laser Eye Safety in
compliance with ANSI Z136 and IEC 60825-1:2007
Includes HDMI connectors
Transmits four TMDS video channels as well as one low-speed
channel for passing HDCP, EDID, 5V source and a Hot Plug Detect
(HPD) signal over one multimode fiber
Supports up to 2.25Gbps bandwidth per graphic channel
1
Is HDCP compliant
Has 5V DC power adapters and is housed in Kramer DigiTOOLS
®
enclosures
3.1 About HDMI
High-Definition Multimedia Interface (HDMI) is an uncompressed all-digital
2
audio/video interface, widely supported in the entertainment and home cinema
industry. It delivers the highest high-definition image and sound quality.
In particular, HDMI
3
:
Provides a simple
4
interface between any audio/video source, such as a
set-top box, DVD player, or A/V receiver and video monitor, such as a
digital flat LCD / plasma television (DTV), over a single lengthy
5
cable
Supports standard, enhanced, high-definition video, and multi-channel
digital audio
6
on a single cable
1 Suitable for resolutions up to UXGA at 60Hz, and for all HD resolutions
2 Ensuring an all-digital rendering of video without the losses associated with analog interfaces and their unnecessary digital-
to-analog conversions
3 HDMI, the HDMI logo and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI
licensing LLC
4 With video and multi-channel audio combined into a single cable, the cost, complexity, and confusion of multiple cables
currently used in A/V systems is reduced
5 HDMI technology has been designed to use standard copper cable construction at up to 15m
6 HDMI supports multiple audio formats, from standard stereo to multi-channel surround-sound. HDMI has the capacity to
support Dolby 5.1 audio and high-resolution audio formats
