Montarbo LM 260 Owner's Manual
Montarbo LM 260 Owner's Manual

Montarbo LM 260 Owner's Manual

Loudspeaker management processor

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LM 260
LOUDSPEAKER MANAGEMENT PROCESSOR
OWNER'S MANUAL

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Summary of Contents for Montarbo LM 260

  • Page 1 LM 260 LOUDSPEAKER MANAGEMENT PROCESSOR OWNER’S MANUAL...
  • Page 2: Important Precautions

    (servicing) instructions. In other Countries outside the EU | Please contact your local authorities and ask for the correct method of disposal. Owner’s manual | LM 260 Loudspeaker Management Processor...
  • Page 3: Table Of Contents

    6.6.1 LOW 6.6.2 MID 6.6.3 HIGH 7. Troubleshooting 8. Technical specifications PACKAGE CONTENTS ∙ Loudspeaker management processor ∙ AC power cable ∙ All Control Software CD ∙ Owner’s manual ∙ Warranty certificate LM 260 Loudspeaker Management Processor | Owner’s manual...
  • Page 4: Introduction

    Be sure that there is enough space around the unit to comfortably work and even for cooling purposes, to avoid over-heating. Don’t place your processor on high-temperature devices such as power amps or radiators. LM 260 is connected to the mains via the supplied cable.
  • Page 5: Tips

    Be careful using LM 260 extremely boosted EQs and LEVELs; such operation could overload the amplifiers inputs! So, we suggest you to use the EQ to emphasize sound nuances and details, even cutting EQ on other bands! If the output CLIP LED of any band is continuously lit, please check all the settings (LEVEL, Eqs, etc.) for that band;...
  • Page 6: Description

    An IEC power cord is supplied in unit package. Power Switch – The Power Switch turns the LM260 on and off. Please don’t forget a basic rule: power amplifiers should be powered down prior to turn on your LM260. Owner’s manual | LM 260 Loudspeaker Management Processor...
  • Page 7: Fast System Configuration

    Gain value). If necessary, repeat the settings as explained above. At this point, the first custom setup can be prepared. The detailed specifications of each parameter are shown in the respective paragraphs of the manual. LM 260 Loudspeaker Management Processor | Owner’s manual...
  • Page 8: Menu Details

    Channel A Channel A Stereo 2-way Channel A Channel B Channel A Channel B Channel B Channel B Stereo 3-way Channel A Channel B Channel A Channel B Channel A Channel B Owner’s manual | LM 260 Loudspeaker Management Processor...
  • Page 9: Versions

    4.6 LANGUAGE By rotating the DIAL you can chose between following screens: Language: English Idioma: Español Langue: Français Sprache: Deutsch Taal: Nederlands By pressing the DIAL, you can chose the desired language. LM 260 Loudspeaker Management Processor | Owner’s manual...
  • Page 10: Preset Editing

    Each parametric EQ band can be set in 20Hz-20000Hz range, with 1Hz step. Pressing again the DIAL, you can chose each parametric equalizer gain: Out 1 PEQ 10 Gain: 0dB Range is from -12.00dB up to +12.00dB, in 0.25dB steps. Owner’s manual | LM 260 Loudspeaker Management Processor...
  • Page 11 Pressing the DIAL you can chose LowPass filter type among the following options: LR 24dB BES 24dB BUT 24dB BES 18dB BUT 18dB LR 12dB BES 12dB BUT 12dB BES 6dB BUT 6dB Please note: LR = Linkwitz-Riley BES = Bessel BUT = Butterworth. LM 260 Loudspeaker Management Processor | Owner’s manual...
  • Page 12 Out 1 Mixer: Input 1 0dB pressing DIAL again, the display could show: Out 1 Mixer: Input 2 0dB The minimum value is Off, than the range is from -47.75 up to 0dB, in 0.25dB steps. Owner’s manual | LM 260 Loudspeaker Management Processor...
  • Page 13: Software

    The basic DEFAULT PRESET screen will show you several Menus. On the left we’ve a column with several boxes. MAIN recalls the main screen X-OVER recalls Crossover page OUT1 to OUT 6- recall all the Outputs settings 6.3 MAIN PAGE LM 260 Loudspeaker Management Processor | Owner’s manual...
  • Page 14: X-Over

    The main screen shows frequency response from 10Hz up to 20kHz, and dynamic range from +10dB up to -50dB. On the right there are 6 OUTPUT LEVEL indicators, and MUTE and PHASE INVERT switches. Owner’s manual | LM 260 Loudspeaker Management Processor...
  • Page 15: Out Pages

    On the bottom right corner you have the LIMITER section with THR (Threshold) from -30dB up to +9.00dB, with 0.25dB steps. Finally there’s the REL (Release) control, which is adjustable from 1.00 up to 100.00. LM 260 Loudspeaker Management Processor | Owner’s manual...
  • Page 16: Example

    This screen display also the 150Hz Butterworth 24dB LPF and 4.00ms delay, and Limiter section THR @ 0.00 (it’s “off “) and REL @ 50.00 The overall result of above settings is shown by white line. 6.6.1 MID Owner’s manual | LM 260 Loudspeaker Management Processor...
  • Page 17: High

    This screen display also the 3.50kHz Butterworth 24dB HPF and no LPF and delay. In order to prevent our drivers from any damage, we set the Limiter section THR @ -5.00, but with a very fast REL setting @ 1.00 The overall result of above settings is shown by white line. LM 260 Loudspeaker Management Processor | Owner’s manual...
  • Page 18: Troubleshooting

    4. When the keys and/or the DIAL are stuck In above cases and in any other situation where you feel your LM260 is not properly working, please immediately contact your dealer, your country tech support, or us writing to: mail@fiveo.it. Owner’s manual | LM 260 Loudspeaker Management Processor...
  • Page 19: Technical Specifications

    482 x 125 x 44.5 (mm.) 19” x 5” x 1.3/4” Packaging dimensions (WxDxH) 565 x 210 x 120 (mm.) 22.1/4” x 8.1/4” x 4.3/4” Gross weight 3.5kg (7.3/4lbs) Power supply AC 115/230V, 50/60Hz Power Consumption <10W LM 260 Loudspeaker Management Processor | Owner’s manual...
  • Page 20 This manual cannot cover all the possible contingencies which may arise during the product installation and use. Should further information be desired, please contact us or our local distributor. Elettronica Montarbo srl can not be considered responsible for damages which may be caused to people and things when using this product.

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