Hall Research Technologies URA User Manual

Pc video & audio on twisted-pair receivers with cable length compensation skew correction and daisy-chain output
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URA, URA-SKU, & URA-XT
PC Video & Audio on Twisted-Pair Receivers
with Cable Length Compensation
Skew Correction and Daisy-Chain Output
CUSTOMER
SUPPORT
INFORMATION
URA
Order toll-free in the U.S. 800-959-6439
FREE technical support, Call 714-641-6607 or fax 714-641-6698
Address: Hall Research, 1163 Warner Ave. Tustin, CA 92780
Web site: www.hallresearch.com E-mail: info@hallresearch.com
User's Manual
URA-SKU
URA-XT
UMA1168 Rev. NC

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Summary of Contents for Hall Research Technologies URA

  • Page 1 User’s Manual URA-SKU URA-XT URA, URA-SKU, & URA-XT PC Video & Audio on Twisted-Pair Receivers with Cable Length Compensation Skew Correction and Daisy-Chain Output Order toll-free in the U.S. 800-959-6439 CUSTOMER FREE technical support, Call 714-641-6607 or fax 714-641-6698 SUPPORT Address: Hall Research, 1163 Warner Ave.
  • Page 3 PC (VGA) & HD (YPbPr) AV over Twisted-Pair Receivers TRADEMARKS USED IN THIS MANUAL Hall Research and its logo are trademarks of Hall Research. Any other trademarks mentioned in this manual are acknowledged as the property of the trademark owners. FEDERAL COMMUNICATIONS COMMISSION RADIO FREQUENCY INTERFERENCE STATEMENT This equipment generates, uses, and can radiate radio frequency...
  • Page 4: Table Of Contents

    2.2 Connection to Compatible Senders ......5 2.3 Cable Requirements ..........6 2.4 Daisy-Chain Limitations ..........6 2.5 Connection Block Diagram for URA & URA-SKU ..7 2.6 Connection Block Diagram for URA-XT ..... 7 3. Configuration & Operation.........8 3.1 Why Cable Compensation? ........8 3.2 Compensation Adjustment Procedure .......
  • Page 5: Introduction

    Low-skew UTP cables (such as Hall Research’s Zero-skew™ Cat5 cables) are recommended with the Model URA particularly if cable lengths are 200 feet or longer. The Models URA-SKU and URA-XT do not have any special cable requirements since they are capable of correcting the RGB color skew that is induced in typical Cat6 cables.
  • Page 6: Features

    No software required for setup and use 2. Installation 2.1 Package Contents Your package should contain the URA receiver unit, a Universal power supply (5 VDC @ 2A), an IEC320 Power Cord, and a User’s Manual. Figure 1 – Package Contents...
  • Page 7: Connection To Compatible Senders

    PC (VGA) & HD (YPbPr) AV over Twisted-Pair Receivers 2.2 Connection to Compatible Senders The URA, URA-SKU and URA-XT units accept a UTP cable connection from any of Hall Research’s compatible UVA Sender product line. Some compatible senders are listed below:...
  • Page 8: Cable Requirements

    Low-skew UTP cables (such as Hall Research’s Zero-skew™ Cat5 cables available in both PVC and Plenum) are recommended with the Model URA particularly if cable lengths are 200 feet or longer. The Models URA-SKU and URA-XT, do not have any special cable requirements since they are capable of correcting the RGB color skew that is induced in typical CATx cables.
  • Page 9: Connection Block Diagram For Ura & Ura-Sku

    PC (VGA) & HD (YPbPr) AV over Twisted-Pair Receivers 2.5 Connection Block Diagram for URA & URA-SKU Figure 2 – URA & URA-SKU Application Diagram 2.6 Connection Block Diagram for URA-XT Figure 3 – URA-XT Application Diagram...
  • Page 10: Configuration & Operation

    The image quality depends on the resolution and level of detail in the image. The Hall Research URA series of receivers have one of the most precise and complex equalization techniques in the industry and allow full recovery of the original signal’s bandwidth.
  • Page 11: Advanced Adjustment (Catx Awg)

    Figure 5 - Effect of adjustment on the smearing 3.3 Advanced Adjustment (CATx AWG) The URA automatically equalizes the brightness of the video as the smearing is reduced. This automatic adjustment is based on the assumption that typical 24 AWG CATx cable is being used.
  • Page 12: Why Skew Adjustment

    Model URA, URA-SKU, & URA-XT however, for the daisy chain Model (URA-XT), it is important to set the cable type (23 vs. 24 AWG) that you are using because of the cumulative nature of the daisy chain. • In the adjustment-mode, press and hold the SEL button for at least 3 seconds to enable the WIRE SIZE selection mode between 23-gauge wire and 24-gauge wire.
  • Page 13: Skew Adjustment Procedure

    Models URA-SKU and URA-XT both are capable of doing this. It is noteworthy that Hall Research also offers a stand-alone skew corrector unit (Model SKU-RGB).
  • Page 14: Signal Adjustment For The Daisy Chain

    CATx cable used as well (see section 3.3 above). Remember, if the calibration is off on a URA-XT in the middle of a daisy chain and you adjust the device settings you must then check the rest of the downstream devices and if necessary;...
  • Page 15: Troubleshooting

    Section 4.3 below to obtain a picture first. 4.1 Contacting Hall Research If you determine that the URA, URA-SKU or URA-XT is malfunctioning, do not attempt to repair the unit instead, contact Hall Research Technical Support at 714-641-6607.
  • Page 16: Problem Solving Faq

    Model URA, URA-SKU, & URA-XT 4.3 Problem Solving FAQ 1. Fuzzy, blurry, or ghosting image at remote location If you have a stable image but it looks somewhat blurry (edges are not sharp), make sure that you have adjusted the receiver unit’s HF compensation correctly.
  • Page 17: Specifications

    THD + Noise 0.2% @ 1 kHz, 0.3% @ 20 kHz at nominal level General Recommended cable CAT 5/5e/6 (shielded or unshielded) for URA-XT and URA- Power Supply 100 VAC to 240 VAC, 50-60 Hz, external; 5 VDC, 2 A, regulated;...
  • Page 18 Model URA, URA-SKU, & URA-XT...
  • Page 20 © Copyright 2009. Hall Research, Inc. All rights reserved. CUSTOMER Order toll-free in the U.S. 800-959-6439 FREE technical support, Call 714-641-6607 or fax 714-641-6698 SUPPORT Mail order: Hall Research, 1163 Warner Ave. Tustin, CA 92780 INFORMATION Web site: www.hallresearch.com E-mail: info@hallresearch.com...

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