K-array KRM33 User Manual
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K-array KRM33 User Manual

K-array krm33 powered wedge speaker user's guide
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KRM33
KRM33
USER'S GUIDE
English
1
REV. A

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Summary of Contents for K-array KRM33

  • Page 1 KRM33 KRM33 USER’S GUIDE English REV. A...
  • Page 2 KRM33 REV. A...

  • Page 3: Table Of Contents

    KRM33 CONTENTS 1. INTRODUCTION 2. APPLICATIONS 3. KEY FEATURES 4. UNPACKING 5. PACKAGE CONTENT 6. SAFETY 7. PHYSICAL 8. AMPLIFIER 8.1 AC POWER CONNECTOR 8.2 VOLTAGE REQUIREMENT 8.3 CURRENT REQUIREMENT 8.4 REAR PANEL 8.5 AUDIO INPUT CONNECTOR WIRING 8.7 AMPLIFICATION AND PROTECTION CIRCUITRY 9.
  • Page 4 KRM33 REV. A...
  • Page 5 KRM33 SYMBOLS K-array declares that this device is in compliance with applicable CE standards and regulations. Before putting the device into operation, please observe the respective country-specific regulations! WEEE Please dispose of this product at the end of its operational lifetime by bringing it to your local collection point or recycling center for such equipment.

  • Page 6: Introduction

    70Hz to 18KHz. The KRM33 is equipped with a two channel amplifier and a DSP that can be used to adjust the EQ directly inside the box. An USB direct connection guarantees an easy plug & play connection. The DSP also offers the possibility of changing the horizontal pattern of the single speaker and its bass response, two buttons located at the back of the box are used to quickly change these settings without the need of a computer.

  • Page 7: Unpacking

    KRM33 4. UNPACKING Each K-array loudspeaker is built to the highest standard and thoroughly inspected before leaving the factory. Upon arrival, carefully inspect the shipping carton, then examine and test your new loudspeaker. If you find any damage, immediately notify the shipping company. Only the consignee may institute a claim procedure regarding the system’s electronic equipment.

  • Page 8: Safety

    KRM33 6. SAFETY WARNING Read all safety information below and operating instructions before using this device to avoid injury. Safety and handling information Warning. Failure to follow these safety instructions could result in fire, shock or other injury or damage to the device or other property.
  • Page 9 KRM33 install it near heat emitting appliances, such as a room heater or stove. No naked flame sources such as lighted candles should be placed near the device. Operate the device in a place where the temperature is between -20°C and 50°C (-4°F to 122° F). Avoid dramatic changes in temperature or humidity when using it, as condensation may form on or within the device.

  • Page 10: Physical

    KRM33 7. PHYSICAL 7,50in 190,6mm 10,4in 263,4mm 11,9in 10,5in 302,3mm 265,6mm 5,2 Kg WEIGHT: 11,5 lb REV. A...

  • Page 11: Amplifier

    8.3 CURRENT REQUIREMENT The KRM33 presents a dynamic load to the AC mains, drawing additional current as operating levels increase. Different cables and circuit breakers heat up at varying rates, so it is essential to understand current ratings and how they correspond to circuit breaker and cable specifications.

  • Page 12: Rear Panel

    KRM33 The minimum electrical service amperage required by a K-array loudspeakers system is the sum of their maximum continuous RMS current. We recommend allowing an additional 30% above the minimum amperage to prevent peak voltage drops at the service entry.

  • Page 13: Audio Input Connector Wiring

    The KRM33’s amplifier functions, including crossovers, equalization and phase response are controlled by an on-board DSP processor. KRM33’s amplifier is equipped with several protection circuits to prevent damage. Two independent audio limiters – Clip Limiter and Average Power Limiter – protect the internal circuitry against overload.

  • Page 14: K-Framework

    9. K-FRAMEWORK K-framework is a management software for K-array speaker systems. Version 1.8 is enabled to also manage the KRM33 as well. Be sure you have the latest version of K-framework installed on your personal computer also in order to keep all systems firmware and preset banks up to date.

  • Page 15: Coverage

    KRM33 10. COVERAGE KRM33 provides two different coverage settings in order to meet different operating needs. - Flood setting (70°) widens horizontal dispersion (img. 3) and is suggested for single speaker applications. - Spot setting (30°) is suggested when a narrow coverage is needed (img.
  • Page 16 KRM33 10° img. 5 70° img. 6 REV. A...

  • Page 17: Accessories And Configurations

    KRM33 11. ACCESSORIES AND CONFIGURATIONS K-R3WALL1 The K-R3WALL1 mounting accessory is designed to fasten KRM33 and KRM33P on walls and ceilings. WARNING Before connecting KRM33/KRM33P speakers to a K-3WALL1, check the stability of the surface where K-3WALL1 is to be fixed to.
  • Page 18 KRM33 The KRM33, or KRM33P, can be installed as a ceiling speaker to create a PA system in low clearence rooms. img. 7 The KRM33, or KRM33P, can be used on small and medium live stages as floor monitor. The controlled horizontal pattern allows to manage easily coverage and SPL for different needs.

  • Page 19: Service

    12. SERVICE To obtain service: 1) Contact the official K-array distributor in your country. Your local distributor will direct you to the appropriate service center. 2) If you are calling for service, please have the serial number(s) of the unit(s) available for reference.

  • Page 20: Specifications

    KRM33 13. SPECIFICATIONS KRM33 specs Acoustics Speaker power handling 180 W (AES) Frequency range 70 Hz – 20 KHz +/- 3dB / 100 Hz – 20 KHz +/- 3dB SPL 1W/1mt 93 dB Maximum SPL 115 dB (cont.) – 121 dB (peak)

  • Page 21: Dispersion Diagrams

    KRM33 14. DISPERSION DIAGRAMS Horizontal - Flood 8KHz 4KHz 1KHz 500Hz 250Hz Horizontal - Spot 8KHz 4KHz 1KHz 500Hz 250Hz Vertical 8KHz 4KHz 1KHz 500Hz 250Hz REV. A...

  • Page 22: Declaration Of Conformity

    15. DECLARATION OF CONFORMITY REV. A...
  • Page 23 KRM33 The contents of this manual are furnished for informational purposes only. K-array surl assumes no responsibility for any errors or inaccuracies that may appear in this manual. K-array reserves the right to make modifications without prior notice. REV. A...
  • Page 24 UMC001AA01ENA K-array s.r.l. unipersonale Via Paolina Romagnoli - 50037 San Piero a Sieve (Firenze) - Italy tel. +39 055 8487222 - fax. +39 0558487238 e-mail: info@k-array.com www.k-array.com REV. A...

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Krm33p

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