Wohler AMP2A-10S User Manual

Wohler AMP2A-10S User Manual

2ru stereo audio speaker monitors
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CONFIDENCE IS EVERYTHING.™
World Leader of In-Rack, Audio, Video, Data Monitoring, and Closed Captioning Solutions
AMP2A-10S
2RU Stereo Audio Speaker Monitors
User Guide
Part Number 821040, Revision A

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Summary of Contents for Wohler AMP2A-10S

  • Page 1 CONFIDENCE IS EVERYTHING.™ World Leader of In-Rack, Audio, Video, Data Monitoring, and Closed Captioning Solutions AMP2A-10S 2RU Stereo Audio Speaker Monitors User Guide Part Number 821040, Revision A...
  • Page 2 Wohler Technologies, Inc. reserves the right to change or improve our products at any time and without notice. In no event will Wohler Technologies, Inc. be liable for direct, indirect, special, incidental, or consequential damages resulting from any defect in the hardware, software, or its documentation, even if advised of the possibility of such damages.
  • Page 3: Table Of Contents

    AMP2A-10S User Guide Introduction Overview The AMP2A series units are complete, exceptionally high-quality stereo audio monitoring systems in a compact, 2RU. These models contain three audiophile-quality drivers and three power amplifiers; two amplifiers (and two speakers) that reproduce midrange and high...
  • Page 4: Safety Instructions

    A M P 2 A - 1 0 S Us e r G u i d e S a f e t y I n s tr u c ti o n s Safety Instructions Read, keep, and follow all of these instructions; heed all warnings. Do not use this equipment near water or moisture.
  • Page 5: Installation Recommendations

    AMP2A-10S User Guide I n s ta l la t i o n R e c o m me n d a t io n s Installation Recommendations Mounting The unit is designed to install into a standard 19" rack mounted at eye level for best visual observation of the monitor screens.
  • Page 6: Description

    Connection of the audio feeds is straightforward. Please refer to the system interconnect block diagrams in Figure 1–5 on page 14 clarification of the general signal paths into and out of the AMP2A-10S unit. Analog inputs via the 3-pin male Phoenix connectors are configured for 40K ...
  • Page 7: Features

    Phoenix connectors. It offers an analog output of the selected stereo source on two XLR connectors on the rear panel. Features • AMP2A-10S model features ten selectable stereo pairs of analog inputs on balanced Phoenix connectors • Both models offer front panel selection of the stereo pair input source to be monitored •...
  • Page 8: Applications

    A p p l i c a t i o n s Applications The AMP2A-10S are ideally suited for use in VTR bays, mobile production vehicles, teleconferencing installations, multimedia systems, satellite links and cable TV facilities, and on-air radio studios.
  • Page 9: Available Options

    3.5 x 19 x 12 inches Dimensions (H x W x D) (89 x 483 x 305 mm) Available Options SVC Option: Separate channel volume controls. Contact your Wohler sales representative for details. Front Panel Features Figure 1–1 AMP2A-10S Front Panel...
  • Page 10 • Power Indication LED: This LED glows green to indicate the AMP2A-10S unit is connected to mains power and an operation voltage is present. • Audio Level Meter LED Bar Graph Displays (1 and 2): Audio levels for the selected 2-channel source are visually displayed via these two 20-segment, tri-color LED bar graph meters.
  • Page 11: Rear Panel Connectors

    AMP2A-10S User Guide R e a r P a n e l C o n n e c t o r s intermittent instantaneous out-of-phase and in-phase conditions (small LEDs), a steady red glow of the larger LED almost always indicates an out-of-phase alarm condition.
  • Page 12: Level Meter Settings And Specifications

    A M P 2 A - 1 0 S Us e r G u i d e L e v e l M e t e r S e t t in g s a n d S p e c if i c at i o n s Connector pinout information is silk-screened between the two banks of input connectors.
  • Page 13 AMP2A-10S User Guide L e v e l M e t e r S e t ti n g s a n d S p e ci f i c a t i o n s Input Level Gain Calibration Settings...
  • Page 14: Level Meter Bar Graph Fine Adjustment

    A M P 2 A - 1 0 S Us e r G u i d e L e v e l M e t e r B a r G r a p h F i n e A d j u s t m e n t Level Meter Bar Graph Fine Adjustment To remove the top cover, remove the top cover screws (2 along...
  • Page 15: Technical Functional Diagram

    Figure 1–5 illustrates the overall functionality of the AMP2A-10S. © 2 01 0 Wo h le r Te ch n o l og ie s, I n c . A l l r i g h t s r e s e r v e d .
  • Page 16 AMP2A-10S User Guide T e c h n i c a l F u n c t i o n a l D i a g r a m Figure 1–5 AMP2A-10S Block Diagram Right Left Input Input Headphone 20-Segment...

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