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Touchboards Contemporary Research QCA9-33 Product Manual

Active combiner
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Product Manual
QCA9-33 Active Combiner
April 13, 2012

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Summary of Contents for Touchboards Contemporary Research QCA9-33

  • Page 1 Product Manual QCA9-33 Active Combiner April 13, 2012...

  • Page 2: Table Of Contents

    Table of Contents Table of Contents ..........................2 Overview ............................. 3 Specifications ............................4 Installation ............................5 Basic Setup .............................. 5 16-Channel Operation ..........................5 16-64 Channel Operation .......................... 5 Rack Mounting ............................ 6 RK2 Dual Rack Kit with Tie Bar Mounting ....................6 RK1 Single Unit Rack Mount ........................

  • Page 3: Overview

    Overview The Contemporary Research QCA9-33 is an active RF combiner that features eight high-level inputs and one low-level input, combining with high isolation, and amplifying up to a 33 dBmV output level. Designed for QMOD HDTV applications, the eight RF inputs typically receive 29 dBmV RF from QMOD HDTV modulators.

  • Page 4: Specifications

    Specifications Physical 8.5” [216mm] wide x 1.75” [38mm] height (1RU) x 6.0” [153mm] deep 1.5 lbs [0.68kg] Durable metal enclosure, rack mountable Back Panel 8 Input F Connectors 1 Low-level Input F connector 1 Amp Out F connector DC Power input Power LED Inputs 8 High-level Inputs - Max input 30 dBmV...

  • Page 5: Installation

    Installation Basic Setup The QCA9-33 is designed for QMOD applications, but can be used with other RF channels at similar levels Connect High-Level Sources to Inputs 1-8 Feed the RF outputs from up to 8 QMOD HDTV Modulators, normally set to output 29 dBmV. Connect to the low-level RF Input 9 The ninth low-level (15-19 dBmV) port adds several options.

  • Page 6: Rack Mounting

    Rack Mounting Three options are available for rack-mounting QCA9-33 Active Combiners and QMOD modulators. RK2 Dual Rack Kit with Tie Bar Mounting New QMOD and QCA enclosures have a slot in the bottom middle of the case. This will accept a tie bar that will lock the two enclosures together without taking the cases apart 1.

  • Page 7: Safety Instructions

    Safety Instructions Read before operating equipment. 1. Cleaning - Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning. 2. Power Sources - Use supplied or equivalent UL/CSA approved low voltage DC plug-in transformer. 3.

  • Page 8: Limited Warranty And Disclaimer

    Limited Warranty and Disclaimer Contemporary Research Corporation (CR) warrants this product to be free from defects in material and workmanship under normal use for a period of two years from the date of purchase from CR. Should such a defect occur CR will repair or replace, at their option, the defective product at no cost for parts or labor. This warranty extends to product purchased directly from CR or an Authorized CR Dealer.

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