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Control 31 Two-Way High-Output Indoor-Outdoor Monitor Speaker

Control 31 Two-Way High-Output Indoor-Outdoor Monitor Speaker

Two-Way High-Output Indoor-Outdoor Monitor Speaker


  • Components: • 250 mm (10 in) woven fiberglass cone LF driver with 52 mm (2 in) voicecoil. • High-output 2414H-C compression driver with 25 mm (1 in) exit, unique (patented) design and high-temperature polymer diaphragm.
  • 250 Watt capability (in 8Ω thru setting), plus 150 Watt transformer for 70V or 100V distributed lines,  with 8Ω thru bypass.
  • Extended bandwidth, extremely smooth frequency response
  • Highly outdoor-capable design with included WeatherMax™ multi-layer grille and optional marine-kit grille for salt-air environments.
  • 110° x 110° symmetrical coverage.
  • Includes InvisiBall® mounting hardware plus ten 6 mm attachment points for suspension and optional U-bracket.
  • Included sealed input panel cover and screw-down input terminals for secure connection.

Keywords: Harman

    Frequency Range (-10 dB) 33Hz – 19kHz
    Frequency Response (±3 dB) 42Hz – 14kHz
    Power Ratings 250 W (1000 W peak), 2 hrs.
    200 W (800 W peak), 100 hrs.
    Maximum SPL @ 1m 116 dB continuous (123 dB peak)
    Nominal Sensitivity 92 dB
    Coverage Angle 110° x 110°
    Directivity Factor (Q) 5.7, averaged 500 Hz to 10 kHz
    Directivity Index (DI) 7.3 dB, averaged 500 Hz to 10 kHz
    Nominal Impedance 8 ohms
    Crossover Type 2nd order low-pass, 2nd order high-pass, plus conjugate shaping circuitry.
    Transformer Taps 70V: 150W, 75W, 38W, 19W
    100V: 150W, 75W, 38W 
    Insertion Loss: <0.65 dB at any tap setting
    Thru Setting: 8Ω nominal
    Recommended High-Pass Protective 40 Hz high-pass (24 dB/oct) for any transformer tap and for 8Ω operation
    Low Frequency 250 mm (10 in) woven-fiberglass cone with pure butyl rubber surround, 52 mm (2 in) voice coil on high-temperature fiberglass voice coil former, optimized cone geometry, linear suspension spider, FEA-optimized motor construction, aluminum ring on pole piece.
    High Frequency JBL 2414H-C compression driver with 25 mm (1 in) diaphragm and voice coil diameter, high temperature polymer diaphragm, JBL-patented design, fluid-cooled.
    Enclosure Material High impact Polystyrene (HIPS) with 10% glass fill plus patent-pending internal 5 mm foamed polyurethane secondary mold for additional cabinet density.
    Grille Zinc-plated and thermoset-composite coated steel, WeatherMax™ multi-layer foam with tight-weave mesh vapor barrier.
    Installation InvisiBall wall-mounting system included. Ten 6 mm attachment points on cabinet for suspending or for optional U-bracket. One 6 mm secondary safety attachment point (for forged shoulder steel eyebolt, not included) on back panel.
    Environmental IP-55 per IEC529. Exceeds MilSpec 810 for humidity, salt-spray, temperature & UV. Passes MilStd-202F for salt spray. Optional MTC-30MK marine-kit grille increases longevity in highly corrosive environments.
    Termination Screw-down terminal strip, zinc-plated copper based, nickel-plated metal screws and washers. Accepts up to 9 mm outside 4 mm inside open lugs (#6, #8, or #10 lug), plus bare wire (up to 12 AWG / 2.5 mm2).
    Agency Rating Transformer is listed per UL1876
    Colors Black (RAL9004) or white (-WH, RAL9003)
    Dimensions 593 x 372 x 345 mm (23.3 x 14.6 x 13.5 in)
    Weight (ea) 18.8 kg (41.5lb)
    Shipping Weight (ea) 22.0 kg (48.5 lb)
    Included Accessories 1 pc MTC-PC2 input panel cover, InvisiBall wall-mounting system, 6 mm x 305 mm InvisiBall hex wrench.
    Optional Accessories MTC-30MK Marine-Kit Grille in black or white (-WH), consisting of grille and protective covers for baffle screws. MTC-30CM (&-WH) Ceiling-Mount Adapter for installing speaker down from the ceiling. MTC-30UB (&-WH) U-Bracket

Technical specification
  • Unique ref.Control-31-Two-Way-High-Output-Indoor-Outdoor-Monitor-Speaker
  • Collection setInstalled Sound
  • CollectionSurface Mount Speakers
  • TypeObject (single object)
  • Date of publishing2019-06-22
  • Edition number1
  • BIMobject CategoryElectronics - Audio Electronics
  • IFC classificationObject
  • UNSPSC nameAudio and visual presentation and composing equipment
  • UNSPSC code4511
  • Uniclass 2015 CodePr_70_75_36_50
  • Uniclass 2015 DescriptionLoudspeakers
  • CSI MasterFormat 2014 Code11 52 00
  • CSI MasterFormat 2014 TitleAudio-Visual Equipment
  • OmniClass TitleLoudspeakers
  • OmniClass Number23-37 15 29 11 13

Region availability

North America
Antigua and Barbuda
Caribbean Netherlands
The Bahamas
Costa Rica
Dominican Republic
Saint Kitts and Nevis
Cayman Islands
Saint Lucia
Collectivity of Saint Martin
Saint Pierre and Miquelon
Puerto Rico
El Salvador
Sint Maarten
Turks and Caicos Islands
Trinidad and Tobago
United States
Saint Vincent and the Grenadines
British Virgin Islands
U.S. Virgin Islands