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Gentner Hybrid Coupler Installation And Operation Manual

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Hybrid Coupler
Installation and
Operations Manual

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Summary of Contents for Gentner Hybrid Coupler

  • Page 1 Hybrid Coupler Installation and Operations Manual...
  • Page 2 Copyright Information © Copyright 1997 Gentner Communications Corporation. All rights reserved. No part of this manual may be reproduced in any form or by any means without written permission from Gentner Communications Corporation. Printed in the United States of America. Original version, 1/93. Gentner Communications Corporation reserves specification privileges.

  • Page 3: Table Of Contents

    Step 4 — Adjust Null Operation Recording Daily Phone Calls Simple Remotes/Production Studio Feeds Specifications Warranty Appendix A: Telephone Theory Appendix B: Theory of Operation Appendix C: Schematics Technical or Setup Assistance Telephone: 800.945.7730 (USA) or 801.975.7200 (worldwide) • Worldwide Web @ http://www.gentner.com...
  • Page 4 Figure 11. Hybrid Coupler front panel Figure 12. Recording phone calls diagram Figure 13. Simple remote diagram Figure 14. Subscriber interface circuit schematic Figure 15. Ideal telephone line Technical or Setup Assistance Telephone: 800.945.7730 (USA) or 801.975.7200 (worldwide) • Worldwide Web @ http://www.gentner.com...

  • Page 5: Introduction

    This manual explains how to install, set up and operate the Hybrid Coupler in a step-by-step format. It also supplies instructions on how to resolve technical problems, should any arise.

  • Page 6: Product Description

    Front-Panel Controls When the switch on the front of the Hybrid Coupler (See Figure 2, left.) is in the TAP position [3], the internal hybrid coil is connected to the telephone line through a coupling capacitor. This permits the unit to monitor the telephone line without seizing or loading it.

  • Page 7: Installation

    The limiter option is detailed in Step 2 — Limiter Option (Page 4). AUDIO WIRING NOTE: To connect an active balanced audio source to the Hybrid Coupler’s SEND input or RECEIVE output, Gentner Communications recommends that a ground of Figure 5. Send input connector source equipment be connected to the SLEEVE and that the (+) audio side by connected to the TIP.

  • Page 8: Figure 7. Berg Jumper Locations

    Step 6 Reassemble the unit and reinstall it. Installation is now complete. Technical or Setup Assistance Telephone: 800.945.7730 (USA) or 801.975.7200 (worldwide) • Worldwide Web @ http://www.gentner.com...

  • Page 9: Null Adjustment

    Hybrid Coupler Installation and Operations Manual Page 5 Null Adjustment The Hybrid Coupler, being an analog device, must be adjusted to optimize its performance. Gentner Communications test personnel adjust the Hybrid Coupler’s null setting to a point acceptable for most applications. However, in some applications, it is necessary to change the null setting to accommodate line conditions of external equipment.

  • Page 10: Operation

    (See Figure 11, left.), the Hybrid Coupler can be either OFF [2], SEIZEd [1] or TAPped [3] to the telephone line. If this switch is in the OFF position [2], the Hybrid Coupler is not connected to the phone circuit.

  • Page 11: Simple Remotes/Production Studio Feeds

    Connect a telephone to the Hybrid Coupler’s SET jack and a tape machine’s record input to the Hybrid Coupler’s RECEIVE jack (Figure 12, left). Step 3 Call a some one and flip the switch on front of Hybrid Coupler to the TAP position [3]. Step 4 Figure 12.

  • Page 12: Specifications

    10dB nominal @ 1kHz, adjustable SPECIFICAITON NOTE: All specifications referenced to -10dBm telephone level and an ideal telephone line. All specifications are subject to change without notice. Technical or Setup Assistance Telephone: 800.945.7730 (USA) or 801.975.7200 (worldwide) • Worldwide Web @ http://www.gentner.com...

  • Page 13: Warranty

    Page 9 Warranty Gentner Communications Corporation (Manufacturer) warrants that this product is free of defects in both materials and workmanship. Should any part of this equipment be defective, the Manufacturer agrees, at its option, to: A. Repair or replace any defective part free of charge (except transportation charges) for a period of one year from the date of the original purchase, provided the owner returns the equipment to the Manufacturer at the address set forth below.

  • Page 14: Appendix A: Telephone Theory

    Page 10 Hybrid Coupler Installation and Operations Manual Appendix A: Telephone To better understand the application of Gentner telephone products, it is helpful Theory to obtain a basic understanding of the telephone system. The telephone company provides a single pair of wires for every telephone line within the service area of the Central Office (CO).

  • Page 15: Appendix B: Theory Of Operation

    Even though a perfect null is impossible, very satisfactory results can be obtained using this method for most applications. Appendix B: Theory of The Hybrid Coupler is a simple device, both technically and in operation. Please Operation refer to Appendix C: Schematics (next page) during the following discussion.

  • Page 16: Appendix C: Schematics

    Page 12 Hybrid Coupler Installation and Operations Manual Appendix C: Schematics Technical or Setup Assistance Telephone: 800.945.7730 (USA) or 801.975.7200 (worldwide) • Worldwide Web @ http://www.gentner.com...
  • Page 17 “Our vision is to provide our customers with the total audio solution for conferencing.”...
  • Page 18 ENTNER OMMUNICATIONS ORPORATION Sales and Technical Assistance 1825 Research Way Salt Lake City, Utah 84119 Toll Free 800-945-7730 Telephone 801-975-7200 FAX 801-977-0087 FAX-On-Demand 800-695-8110 Worldwide Web Page @ http:\\www.gentner.com Gentner Part No. 800-035-001 (Rev. 2.00)

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