Introduction, 1 general – Hall Research URA-232-XT User Manual
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PC (VGA) & HD (YPbPr) AV with RS232 over Twisted-Pair Receivers
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1. Introduction
1.1 General
This User Manual applies to Hall Research Models URA-232 and URA-232-XT.
These models are video, audio and uni-directional RS-232 over CAT5/5e/6
receivers.
In a typical application, they are located at a distance from the AV/RS-232 source
and connected to a compatible sender unit that converted the audio, video and RS-
232 source signal for transmission on a twisted pair cable.
Below is a list of capabilities & features of each receiver model:
Uni-
Directional
RS-232
Equalization
to 1000 ft
RGB Skew
Correction
Chain
Output
Cable Requirements
URA-232
Any UTP or STP Cable
URA-232-XT
Any UTP or STP Cable
Table 1 – Model Number Differences
The Models URA-232 and URA-232-XT do not have any special cable requirements
since they are capable of correcting the RGB color skew induced in typical CATx
cable installations.
The Model URA-232-XT allows downstream receiver units to daisy chain
connections using UTP cables. This eliminates the need for running separate cables
from every receiver back to the sender (in a star or home-run fashion) – this is a very
useful feature when several receivers are located in a line going away from the
sender.
Depending on the application, the URA-232-XT’s downstream RJ45 port can
connect to more receivers (URA-232-XT or URA-232). The constructed daisy chain
may have:
• Up to 3750 feet maximum cable from source to last URA-232
• A maximum of 5 URA-232-XT devices in any chain
• 750 feet maximum distance between units in a chain