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Quest Engineering QM 450A User Manual

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Manual
MODEL: QM 450A

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Summary of Contents for Quest Engineering QM 450A

  • Page 1 User Manual MODEL: QM 450A...
  • Page 2: Table Of Contents

    Contents Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 General Description .
  • Page 3: Safety Precautions

    QM450A User Manual Safety Precautions • Be sure to read the instructions in this section carefully before use. • Make sure you observe the instructions in this manual as the conventions of safety symbols and messages are very important. • We also recommend you keep this instruction manual handy for future reference. Safety Symbol and Message Conventions Safety symbols described below are used in this manual to prevent bodily injury and property damage which could result from mishandling.
  • Page 4: When Installing The Unit

    QM450A User Manual WARNING When Installing the Unit When the Unit is in Use • Never plug in nor remove the power • Do not place objects on the unit as they supply plug with wet hands, as doing so can dislodge and cause personal injury may cause electric shock.
  • Page 5: General Description

    Mid-High component of a multi way system with bass enhancement. Coupled with a Quest Engineering compact sub bass, the QM450A can act as part of a compact array, or stand alone point source multi way system for full range sound at medium to high sound pressure level.
  • Page 6: Connection Panel

    Power Supply Input Make sure voltage selector is set for your country’s correct voltage . CAUTION: Use only same fuse replacement . Please consult your Quest Engineering service agent . High Pass Filter When in full range mode, the QM450A internal filter settings are set to give a good balance between voice and recorded music .
  • Page 7: System Connections

    QM450A User Manual System Connections As a mono stand-alone system As part of a multi way powered system If a powered sub bass is to be added to the system, it is possible to switch the If your powered sub bass system has an 110Hz high pass on to remove the low bass electronic crossover output.
  • Page 8 QM450A User Manual User Manual Q Motion Series QM450A...
  • Page 9: Flying The Qm450A

    QM450A User Manual WARNING Q Motion Series User Manual QM450A...
  • Page 10 QM450A User Manual QM450A Wave Guide Examples 45˚ +15˚ -45˚ 90˚ QM450A FOH Configuration (front) QM450A FOH Configuration (side) 90˚ 45˚ QM450A Foldback Configuration (front) QM450A Foldback Configuration (side) 45˚ 90˚ QM450A Horiztonal Configuration (front) QM450A Horizontal Configuration (front) User Manual Q Motion Series QM450A...
  • Page 11: Qm450A Specifications

    Asymmetric +15/-45 vertical Directivity 45/60 horizontal Dimensions (HxDxW) 620 x 380 x 346 .5 mm Weight 20kg Net * Quest Engineering reserves the right to make changes in specifications, or products without prior notice . Q Motion Series User Manual QM450A...
  • Page 12: Qm450A Reference Diagram

    QM450A User Manual QM450A Reference Diagram 3bis 2bis Item Identification Spare Part QM450A wooden cabinet QM350C 12” medium power woofer T12001 2bis Recone kit for 12” woofer RT12001 1” exit ferrite compression driver T1012 3bis Replacement diaphragm for T1012 RT1012 Asymmetrical horn-flare HWG350 Complete grill for QM350i/QM450A...
  • Page 13 Thank you for choosing Quest. Please take the time to complete your product registration card which is included with the packaging. Registering your Quest Engineering product will: • CONFIRM YOUR WARRANTY • REGISTER YOUR PRODUCT • PROTECT YOUR NEW PRODUCT REGISTER ONLINE: www.questaudio.net/registration...