Kramer VM-4HDx1, User Manual

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4 VM-4HDxl - Overview
3 Overview
The Kramer VM-4HDxl is a high performance 1:4 distributor for SD/HD/3G HD-
SDI video signals. It accepts one input, equalizes and reclocks it, and distributes
the signal to four identical outputs using BNC connectors.
The VM-4HDxl :

Operates at 3Gbps, for use at standard definition, high definition and the
new 3G high definition serial digital video signals (3G HD-SDI)

Passes ancillary digital information, such as embedded audio, Teletext, and
time code) during the blanking period

Complies with SMPTE 292M, 259M and 424M and supports data rates of
270Mbps, 1483.5Mbps, 1485Mbps and 2970Mbps

Provides automatic, multi-rate equalization and reclocking for losses typical
with long runs of 75

co-axial cable up to 300m

300m for SD signals; 200m for 1.5GHz HD signals; 100m for 3GHz HD
signals

Features LEDs to indicate the SDI resolution (SD or HD)
The VM-4HDxl is housed in a Kramer DigiTOOLS® enclosure and is 5V DC fed.