Klein + Hummel O 410 Operating Manual

Klein + Hummel O 410 Operating Manual

Active mid-field monitor
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O 410
Mid-Field Monitor
Part
Part Number
Number: 526312
Part
Part
Number
Number
Version
Version: 02
Version
Version
Date: 11-Feb-2008
Date
Date
Date
Lan
Lang g g g uage
uage: English
Lan
Lan
uage
uage
Active
Operating Manual
Operating Manual
Operating Manual
Operating Manual
O 410

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Summary of Contents for Klein + Hummel O 410

  • Page 1 O 410 Active Mid-Field Monitor Operating Manual Operating Manual Operating Manual Operating Manual O 410 Part Part Number Number: 526312 Part Part Number Number Version Version Version Version: 02 Date Date Date Date: 11-Feb-2008 Lang g g g uage uage: English...
  • Page 3: Package Contents

    Depending on the size, Klein + Hummel’s three-way systems are designed for use as near field monitors through to large main control room monitors. They can be used in music, broadcast, and post production studios for tracking, mixing, and mastering.
  • Page 4 Refer to the detailed product specifications section for information on the crossover frequencies, amplifier power, and driver types. In an O 410, the Low Mid / Mid control is a Mid control. As the digital option is user installable, there is no “D” version of the O 410.
  • Page 5 Four settings are available: 0, -2.5, -5, and -7.5 dB. The m m m m id id id id control (O 410) is used to compensate for strong first order reflections (floor, ceiling, side walls), that may cause an aggressiveness in the midrange sound quality. A high mid-band reverberation time can also have this effect and thus be compensated.
  • Page 6 *** This indicates that the parametric equalizer will probably need to be used. Its use will depend on the situation so no standard recommendation can be made here. O 410 O 410 Bass, Midrange and Bass, Midrange and Treble Treble Acoustical Controls...
  • Page 7 230, 120, and 100 V. Set this appropriately BEFORE applying main power to the loudspeaker. An appropriate internal main fuse value is automatically selected. The applied mains power voltage should be within -15% and +10% of the selected value. O 410 Operating Manual Page 5...
  • Page 8 There are also production trimmers in the crossover section which are hidden from view to avoid “accidental” adjustment. These should only be adjusted by qualified personnel with specialized measurement equipment. If a O 410 Operating Manual Page 6...
  • Page 9 Klein + Hummel component critical for sound quality, e.g. bass driver, is changed, the loudspeaker should ideally be recalibrated in a Klein + Hummel Continental Service Center, i.e. one equipped with an anechoic chamber. Amplifiers Amplifiers Amplifiers Amplifiers Hybrid class AB amplifiers are used because, for full range loudspeakers, the overall performance is still better than any other solution.
  • Page 10 For three-way loudspeakers in the Klein + Hummel range, the acoustical axis is located on the mid- point of the midrange and tweeter drivers.
  • Page 11: System Use

    System Use System Use System Use Klein + Hummel loudspeakers should only be used indoors and in these ambient conditions: • +10° C to +40° C (+50° F to +104° F), <90% relative humidity, non-condensing During transport or storage the ambient conditions can be: •...
  • Page 12: Technical Specifications

    K + H logo “red” limit/clip Red LED display Green (Analog signal), Yellow (Digital signal, error) Mains power 230, 120, 100 V AC Power consumption - Idle 36 VA Power consumption - Full output AC 1300 VA O 410 Operating Manual Page 10...
  • Page 13: Acoustical Measurements

    Below are acoustical measurements conducted in anechoic conditions at 1 m. Color versions of these graphs can be found on the appropriate product page of the klein-hummel.com web site. O 410 free O 410 free- - - - field response O 410 free O 410 free...
  • Page 14: Accessories And Options

    Impedance Impedance Impedance Impedance Cable Length Cable Length Cable Length Cable Length S/P-DIF (RCA) up to 10 m (30’) AES3 (XLR) up to 100 m (300’) AES3id (BNC) up to 1000 m (3000’) O 410 Operating Manual Page 12...
  • Page 15 Klein + Hummel Warning: Warning: The digital input option’s BNC connectors protrude from the rear panel. If the O 410 cabinet is placed on Warning: Warning: a flat hard surface with the drivers facing upwards, the circuit board will be damaged. Find a soft surface, such as bubble wrap, packing foam, or a folded blanket, or angle the cabinet slightly to avoid applying pressure to the BNC connectors.
  • Page 16 A CAT-5 and 8-core driver cable of length 2, 5, 10, 15, 20, 25, and 30 m (6’, 15’, 30’, 45’, 60’, 75’, and 90’) are available from Klein + Hummel (Cable Pack 2, 5, 10, 15, 20, 25, or 30), or industry standard cables may be sourced from a third party.
  • Page 17 As the original packing is primarily designed to get the loudspeaker from the factory to the end user, it is highly recommended that a flight case (pictured above) is used if the loudspeaker is regularly moved between locations. One O 410 can be packed in each flight case. O 410 Operating Manual...
  • Page 18: Safety And Warnings

    • Do not use accessories and options with this product that are not approved by Klein + Hummel. • Mounting hardware must be attached to the appropriate hardware and attachment points rated and intended for such use.
  • Page 19: Maintenance And Servicing

    The mains power cable should be disconnected whenever the electronics panel is opened. • If the main fuse blows, the product should be checked by a Klein + Hummel certified service engineer. Guarantee Guarantee...
  • Page 20: Ec Declaration Of Conformity

    • Consult the dealer or an experienced radio/TV technician for help. This class B digital apparatus complies with the Canadian ICES-003 Changes or modifications to this equipment not expressly approved by Klein + Hummel may void the FCC authorization to operate this equipment.
  • Page 22 • “Accelerated Heat Tunneling ” and “AHT” Other company, product, or service names may be trademarks or service marks of other organizations. Klein + Hummel reserve the right to change product specifications without notice. Exceptions and omissions excluded. K+H Vertriebs- und Entwicklungsgesellschaft mbH Auf dem Kessellande 4a, 30900 Wedemark, Germany.

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