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Overview – Contemporary Research QMOD-SDI1.5 User Manual

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Contemporary Research

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QMOD-SDI1.5

Overview

Employing a totally new HD encoding technology, the QMOD-SDI1.5 continues the QMODTM track record for
quality and innovation, setting a new benchmark for features and performance. In addition to standard SDI
resolutions, the QMOD-SDI can accept 3G SDI and 60/30 Hz feeds from prosumer SDI sources. Users can
upgrade operation for full scaling and dual-channel operation by entering optional upgrade key codes.

Sources

One HD-SDI input, 3G 1080p and 1080i/720p 59.94/60 Hz HD-SDI, and
SD-SDI 480i widescreen/4:3 video; also accepts embedded 608/708 captioning and Dolby AC-3 and AES audio

One Component input, 1080i, 720p, 480p, 480i video

One Composite video input for encoding, captioning, or EAS use

Stereo, optical and coax audio inputs

Encoding

Creates a high-definition 720p/1080i MPEG-2 stream for broadcast

Accepts pass-through AC-3 audio, converts stereo and PCM to stereo AC-3, can create dual-language audio for
each program

Includes captioning from Line 21 data on composite video inputs

Flex encoding downscales 1080p to 1080i, allows use of 720p/1080p 60Hz sources, and compensates for 60/30 Hz
sources such as consumer HD cameras

QSDI-Scale upgrade key allows full video up- and down-conversion

QSDI-Dual 2-channel upgrade key allows selection of inputs to create 2 HD channels

Output

Delivers a fully agile QAM 64/256 digital cable channel 2-135

Up to 270 HD Programs/Channels per system

Streams IPTV from GigE Ethernet port

Distributes channel over an on-site broadband cable system with adjustable output level to 29 dBmV, compatible
with all cable format broadband systems

Operation

Sets up with front-panel buttons and easy to use menus, including inputs, encoding, channel, and RF options.

Onboard Web page for setup and monitoring, also accessible from front-panel USB port

Control with IP Telnet commands

Saves power and rack space using efficient design

Includes compact switching power supply

Mounts in optional 1RU single (RK1) or dual (RK2EZ) 19” rack kits

Meets RoHS safety and California energy standards