4
670T, 670R - 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 1700m (more than 5570ft) over an optical cable
Regulation in accordance with Class 3R Laser Eye Safety in compliance with
ANSI Z136 and IEC 60825-1:2007
Transmission of four TMDS video channels as well as one low-speed
channel for passing HDCP, EDID and a Hot Plug Detect (HPD) signal over
one multimode fiber
A maximum data rate of 3.5Gbps per graphic channel (suitable for
resolutions up to UXGA at 60Hz, and for all HD resolutions)
HDCP compliance
5V DC power adapters
Kramer DigiTOOLS® enclosures
3.1 Defining the 670T, 670R HDMI Optical
Transmitter/Receiver
This section describes the:
670T HDMI Optical Transmitter, see Section 3.1.1
670R HDMI Optical Receiver, see Section 3.1.2