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3 overview, Overview – Kramer Electronics VS-81HDxl User Manual

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Overview

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3 Overview

The Kramer VS-81HDxl is a true 8x1 switcher for standard definition / high
definition SDI signals that lets you switch any one of the eight inputs to two
identical outputs. In particular, the VS-81HDxl:
• Features selector buttons that automatically light up in different colors—

green, when it detects a ‘standard definition’ signal, or blue, when it
detects a ‘high definition’ signal

• Operates to up to 2.97Gbps – enabling it to be used for standard definition,

high definition and 3G high definition serial digital video signals
(SD/HD-SDI)

• Includes cable equalization of up to 350m for SD

1

signals, 140m for

1.5GHz HD

2

2

signals, and 120m for 3GHz HD signals

• Features reclocking and equalization on each input
• Is SMPTE 259M, 292M, 344M, 424M and DVB-ASI

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• Supports ANC data (embedded audio, Teletext, time code and so on)

compliant and

supports data rates of 270Mbps, 1483.5Mbps, 1485Mbps and 2970Mbps

• Features the ability to switch genlocked video signals according to timing

of the GENLOCK reference input. Switching according to the Bi-level or
Tri-level Genlock input according to SMPTE RP-168

4

• Has an OFF button to disconnect the outputs

• Has a front panel lock button

The VS-81HDxl is housed in a 19" 1U rack mountable enclosure, and is fed from
a 100-240 VAC universal switching power supply.

Control the VS-81HDxl via the:
• Front panel buttons
• Infrared remote control transmitter
• Infrared remote extension cable transmitter, see section

4.1

• Remotely, by RS-232 or RS-485 serial commands transmitted by a touch

screen system, PC, or other serial controller

• ETHERNET
• Remote contact closure for forced operation

1 Standard Definition (SD) means an NTSC or PAL compatible video format, consisting of 480 (for NTSC) or 576 (for PAL)

lines of interlaced video

2 High Definition (HD) means a video format, consisting of 720 active lines of progressive video or 1080 lines of progressive

or interlaced video

3 Digital Video Broadcasting - Asynchronous Serial Interface

4 The sources must be genlocked to the GENLOCK input in order to switch cleanly