Kramer 920 User Manual

Kramer 920 User Manual

70v/100v power amplifier

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K R A ME R E LE CT R O N IC S L TD .

USER MANUAL

MODEL:
920
70V/100V Power Amplifier
P/N: 2900-300308 Rev 2

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Summary of Contents for Kramer 920

  • Page 1: User Manual

    K R A ME R E LE CT R O N IC S L TD . USER MANUAL MODEL: 70V/100V Power Amplifier P/N: 2900-300308 Rev 2...
  • Page 3: Table Of Contents

    Figure 2: 920 Power Amplifier Rear Panel Figure 3: Connecting the 920 Power Amplifier Figure 4: Connecting One or Multiple Speakers to the 920 (100V) Figure 5: Connecting One or Multiple Speakers to the 920 (70V) Figure 6: Connecting a microphone...
  • Page 4: Introduction

    GROUP 9: Room Connectivity; GROUP 10: Accessories and Rack Adapters and GROUP 11: Sierra Products; GROUP 12: Digital Signage; and GROUP 13: Audio, and GROUP 14: Collaboration. Congratulations on purchasing your Kramer 920 Power Amplifier, which is ideal for the following typical applications: ...
  • Page 5: Getting Started

    Avoid interference from neighboring electrical appliances that may adversely influence signal quality  Position your Kramer 920 away from moisture, excessive sunlight and dust This equipment is to be used only inside a building. It may only be connected to other equipment that is installed inside a building.
  • Page 6: Recycling Kramer Products

    Kramer Electronics has made arrangements with the European Advanced Recycling Network (EARN) and will cover any costs of treatment, recycling and recovery of waste Kramer Electronics branded equipment on arrival at the EARN facility. For details of Kramer’s recycling arrangements in your particular country go to our recycling pages at http://www.kramerelectronics.com/support/recycling/.
  • Page 7: Overview

    Overview The Kramer 920 is a high−performance audio power amplifier for balanced, unbalanced and microphone signals, that can output 200W of audio into 70V or 100V speaker systems. The 920 Power Amplifier features:  70V or 100V amplification  Balanced, unbalanced and microphone inputs ...
  • Page 8: Defining The 920 Power Amplifier

    Defining the 920 Power Amplifier Figure 1 defines the 920 Power Amplifier. Figure 1: 920 Power Amplifier Front Panel Feature Function STATUS LED Lights green when the device is active. Lights orange when the device is in standby mode. Lights red when the device is in protection mode SIGNAL LED Lights green when the input signal is present.
  • Page 9: Figure 2: 920 Power Amplifier Rear Panel

    Figure 2: 920 Power Amplifier Rear Panel Feature Function 5-pin Terminal Block Connect to the balanced stereo source BAL/ RCA Selector Selects the balanced or unbalanced (RCA) input selector LINE INPUT RCA Connectors Connect to the unbalanced stereo source LEVEL Trimmer...
  • Page 10: Connecting The 920

    Connecting the 920 Always switch off the power to each device before connecting it to your 920. After connecting your 920, connect its power and then switch on the power to each device. Figure 3: Connecting the 920 Power Amplifier...
  • Page 11: Connecting Speakers

    5. Connect the unit to the mains supply using the supplied power cord. Connecting Speakers You can connect one or more 70V or 100V speakers to the 920. When connecting more than one speaker they must be connected in parallel as shown in...
  • Page 12: Connecting A Microphone

    Figure 5: Connecting One or Multiple Speakers to the 920 (70V) Connecting a Microphone The 920 can provide phantom power (48V) to a microphone. Figure 6: Connecting a microphone 920 - Connecting the 920...
  • Page 13: Technical Specifications

    100240V AC, 50/60Hz, 480VA @220V; 330VA @110V 19” x 7.25” x 1U (W, D, H) rack-mountable DIMENSIONS: WEIGHT: 1.7kg (3.75lbs) approx. INCLUDED Power cord, rack ears ACCESSORIES: Specifications are subject to change without notice at http://www.kramerelectronics.com 920 - Technical Specifications...
  • Page 15 For the latest information on our products and a list of Kramer distributors, visit our Web site where updates to this user manual may be found. We welcome your questions, comments, and feedback. Web site: www.kramerelectronics.com E-mail: info@kramerel.com SAFETY WARNING...

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