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SKB 3I-1813-7B-C 18" X 13" X 7" Foam Injected Molded Water Tight Mil-Spec Case with Cubed Foam

 
  • Dale #:

    SKB-3I18137BC
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  • This item usually ships within 10-20 days after your order is placed. Your payment will be charged after completing checkout.

Description

Available in well over 40 configurations, the 3I Series of waterproof cases are the perfect solution for storing and transporting your delicate electronics, A/V equipment, microphones, mixers, cables, computers or percussion and music accessories. Most sizes are available with a variety of interi... Read More

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Description

Available in well over 40 configurations, the 3I Series of waterproof cases are the perfect solution for storing and transporting your delicate electronics, A/V equipment, microphones, mixers, cables, computers or percussion and music accessories. Most sizes are available with a variety of interiors to accommodate the needs of the traveling musician. Interior options on most models include cubed foam, layered foam, padded dividers, or an empty interior.

Features:
  • Ultra high-strength polypropylene copolymer resin
  • UV, solvent, corrosion and fungus resistant (MIL-STD-810F)
  • Complete gasket seal makes these cases absolutely watertight (MIL-STD-C-4150J)
  • Automatic ambient pressure equalization value (MIL-STD-648C & IP67)
  • Resistant to corrosion and impact damage
  • Continuous molded-in hinge
  • Patent pending trigger release latch system
  • Rubber over-molded cushion grip handle
  • Layers of cubed foam for customization
  • Locking loops to accept a customer supplied lock

3I Series injection molded waterproof cases are constructed of ultra high-strength polypropylene copolymer resin and feature a gasketed, waterproof and airtight, submersible design (IP67) that is resistant to corrosion and impact damage. Its continuous molded-in hinge, patent pending "trigger release" latch system, comfortable, snap-down rubber over-molded cushion grip handle, secure stacking, and automatic ambient pressure equalization valve (MIL-STD-648C) all contribute to its military grade design.

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Product Specs

Acoustic Performance
Frequency Range (–10 dB)38 Hz–360 Hz
Sensitivity (1W/1m)99 dB SPL
Max SPL long-term122 dB @ 1m
Max SPL peak128 dB @ 1m
Crossover Point180 Hz, 12 dB/octave
Woofer LoadingBass refl ex
Input/Output
Input/Output TypeNeutrik Speakon™ and female 1/4-in. TS jack
Input Impedance (nominal)8 ohms
Input Impedance (minimum)3.9 ohms @ 110 Hz
Recommended Lowpass Filter (if using external crossover)150 Hz, 24 dB/octave
Recommended Amplifi er Power500 watts rms continuous;2000 watts peak
Low-Frequency Section
Woofer Diameter18.0 in/457 mm
Voice Coil Diameter3 in/76 mm
Diaphragm MaterialCellulose
Magnet MaterialFerrite
Construction Features
Basic DesignBass refl ex
Material15 mm multi-layered plywood
FinishBlack paint
HandlesOne on each side
GrillePerforated metal with weather-resistant coating
Physical Properties
Height 30.0 in/76.2 cm
Width21.0 in/53.3 cm
Depth21.0 in/53.3 cm
Weight81.5 lb/37.0 kg
Mounting MethodsFloor mount only.

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