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Quested Q1812 Active 4-Way Monitoring System with Amp and Crossover (Single)

Quested Q1812 Active 4-Way Monitoring System with Amp and Crossover (Single)

B&H # QUQ1812 MFR # Q1812
Quested Q1812 Active 4-Way Monitoring System with Amp and Crossover (Single)

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Important Notice: This item is non-cancelable and non-returnable
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Expected availability: 7-14 business days 
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Product Highlights

  • Large Format Main Monitor
  • 130 dB Output
  • 18" Low Bass Driver
  • 12" Bass Cone
  • 3" Midrange Driver
  • 1.5" High Frequency Driver
  • Four Rackmountable Amplifiers
  • Dedicated Speaker Processor
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  • 1Description
The Q1812 Monitoring System from Quested is a four-way active speaker designed to be Soffit mounted and used as "main monitors" for large music and film control rooms. The system is comprised of one 18" low frequency driver, one 12" bass cone, one 3" midrange driver, and one 1.5" high frequency driver that combine to provide effortless and articulate performance with sound pressure levels of 130 dB.

The enclosure features a rotate-able mid-high frequency baffle, offering up to eight possible configurations and allowing for optimum imaging without the need to alter the monitor wall or Soffit opening. The monitor is supplied with a separate electronics package containing two AP1300 amplifier, two AP800 amplifiers, and the SM748 electronic crossover/loudspeaker management system. The Q1812 ships with 5 IEC power cables.

In the Box
Quested Q1812 Active 4-Way Monitoring System with Amp and Crossover (Single)
  • 2 x AP800 2 Channel Power Amplifier
  • 2 x AP1300 Power Amplifier
  • SM748 - Digital Crossover
  • Limited 1-Year Warranty
  • Table of Contents
    • 1Description
    Driver Low Bass: 18.0" / 45.7 cm
    Bass Cone: 12.0" / 30.5 cm
    Midrange: 3" / 7.5 cm
    High: 1.5" / 3.7 cm
    Maximum SPL 130 dB @ 1 m
    Frequency Response 20 Hz to 20 kHz ±2 dB
    Input Connections Gold Plated Binding Post: 2 x twin pair
    Accepts 0.2" / 0.4 cm banana plugs or bare wires
    Amplifier (Power) LowBass/Bass: 700 W (RMS) into 8 ohms
    Mid/High: 450 W (RMS) into 8 ohms
    Crossover Point Linkwitz-Riley 24 dB/oct, frequencies determined on installation
    Dimensions (W x H x D) 36.6 x 32.5 x 22.2" / 93.0 x 82.5 x 56.5 cm
    Weight 253.5 lb / 115.0 kg
    Power Rating 450 W into 8 ohms
    770 W into 4 ohms
    Damping Factor 400 @ 8 ohms 1 kHz
    Input Sensitivity +7 dBm
    Input Impedance 10 kOhms
    Gain 33 dB
    Frequency Response 20 Hz to 20 kHz
    Signal to Noise Ratio Not specified by manufacturer
    Total Harmonic Distortion (THD) 0.005%
    Input Connections 3-pin XLR
    Output Connectors Shrouded Binding Posts: 4 mm
    Controls Front Panel On/Off, rotary potentiometers, mute
    Controls Rear Panel 2/4 or 4/8 switch, stereo or bridged switch
    Indicators Peak meters, mute, fault/DC & limit, bridged, power, temperature
    Cooling Temperature warnings and 2 fans to assist
    Power Consumption Not specified by manufacturer
    Power Requirements 230 VAC @ 10 A max
    120 VAC @ 20 A max
    Dimensions 19 x 1.75 x 15" (48.2 x 8.8 x 38.1cm)
    Weight 51 lbs (23kg)
    Power Rating Watts RMS per channel
    16 ohms: 400
    8 ohms: 750
    4 ohms: 1250
    3 ohms: 1600
    2 ohms:  1800
    Damping Factor 1 kHz, 8 ohms
    Input Sensitivity 80 dB
    Input Impedance 10 kOhms
    Gain 33 dB
    Frequency Response 20 Hz to 20 kHz
    Signal to Noise Ratio Not specified by manufacturer
    Total Harmonic Distortion (THD) 0.008%
    Input Connectors 3-pin XLR
    Output Connectors Shrouded Binding Posts: 4 mm
    Controls Front Panel Level controls, mute, link switch, signal limiters, temperature
    Controls Rear Panel 2 ohm and bridged LEDs
    Indicators Level indicators, fault indicators, clip warning, 2 ohms, and bridged LEDs
    Cooling Cooling fans and temperature controls
    Power Consumption Not specified by manufacturer
    Power Requirements 230 VAC @ 20.0 A max
    120 VAC @ 38.0 A max
    Dimensions (W x H x D) 18.9 x 5.1 x 18.1" (48 x 13 x 46cm)
    Weight 70.5 lbs (32kg)
    Filter Type Bessel/Butterworth/Linkwitz-Riley 12-24-48 dB/8ve
    Bessel/Butterworth 18 dB/8ve
    Operating Modes Input: 2/4
    Output: 4/6/8
    Crossover Frequencies Parametric EQ (8 per Input / 9 per Output):
    Gain: +15 dB to -30 dB in 0.1 db steps
    Frequency: 19.7 Hz to 32 kHz, 136 octave steps
    Q/BW: 0.4 to 128 / 2.5 to 0.008
    (Sections can be switched to shelving response)

    High and Low-pass Filters (1 of each per output):
    Frequency HPF: 10 Hz to 16 kHz, 1/36 octave steps
    Frequency LPF: 35 Hz to 22 kHz, 1/36 octave steps

    Gain Range Input: +6 dB to -40 dB in 0.1 dB steps
    Output: +15 dB to -40 dB in 0.1 dB steps and mute
    Front Panel Switches 12 x Mute buttons
    12 x Channel edit buttons
    6 x Utility buttons
    3 x Rotary encoders
    Inputs Analog: 4 x XLRf
    Digital: Not specified by manufacturer
    Outputs Analog: 8 x XLRm
    Digital: Not specified by manufacturer
    Maximum Input Level Not specified by manufacturer
    Maximum Output +20 dBm into 600 ohms
    Frequency Response 20 Hz to 20 kHz, +1/2dB (-3dB @ 32kHz)
    Dynamic Range >116 dB, 20 Hz to 20 kHz unweighted
    Noise Not specified by manufacturer
    Display 2 x 24 character LCD
    2 x 6 point input and 8 x6 point output meters
    Dimension 19 x 11.8 x 1.75" (482 x 300 x 45mm)
    Weight 7.3 lbs (3.3 kg)
    Specialties Program limiter and look-ahead "D-Max" limiter per output

    Program Limiter:
    Threshold: +22 dBu to -10 dBu
    Attack: 0.3 to 90 mSec
    Release: 2/4/8/16/32 x Attack time

    D-Max Limiter:
    Attack: 60 µS
    Release: Slow/Medium/Fast


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