4" (100 mm) Water-Resistant, Mid-Range Speaker

Brand Name
MISCO OEM
Part #
RJC4C-8WI
Built to Order
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THIS IS A “BUILT TO ORDER” PRODUCT

This high sensitivity (92 dB) midrange speaker provides high output because of its large HE Magnet motor system and lightweight cone. This speaker is ideal for voice communications in menu boards or paging devices. It features a black acrylic-treated surround for low distortion at higher powers.

  • 30 Watts, program power
  • Water-resistant Kevlar fiber cone with treated cloth surround
  • RoHS Compliant
  • Steel basket construction
  • High Energy (HE) ferrite magnet
  • Aluminum high temperature voice coil

This front or rear mountable speaker.  This mid range is an excellent choice for a wide variety of applications from mid-range to voice communications in menu boards.

Download Product Specifications (PDF) »

More Information
Brand Name MISCO OEM
Speaker Type Mid-Range
Shape of Speaker Square
Size, Nominal (inch & mm) 4" (100 mm)
Environment Outdoor / Indoor
Application Arcade Gaming, Casino Gaming, Commercial, Kiosk, Outdoor , Transit, Voice Communications
RoHS Compliant Yes
PRIMARY SPECIFICATIONS
Rated impedance (Ω) 8
Rated Power IEC268-5 (W) 15 Watts
Power, Program (W) 30
Sensitivity (dB SPL) ¹ 92
Frequency range (Hz) 200 - 10,000
SMALL SIGNAL PARAMETERS
DC resistance (Re) (Ω) 6.0
Resonant Frequency (Fs) (Hz) 370
Nominal Impedance (Z) (Ω) 8
Voice Coil Inductance (Le) (mH) 0
Mechanical Q factor (Qms) 3.1
Electrical Q Factor (Qes) 2.2
Total Q factor (Qts) 1.30
MATERIAL DESCRIPTIONS
Basket type Stamped Steel with zinc plating
Terminal size 5.2 X 0.5mm (0.205" x 0.020")
Voice coil diameter (mm) 25.4 (1.0")
Voice coil wire material Copper
Voice coil former material Aluminum
Magnet Material Ferrite
Magnet weight (gm) 284 (10 ounces)
Cone body material Water Resistant Kevlar fiber Paper
Cone surround material Pre-Treated Black Cloth
Spider Material Conex
Dust cap material Water resistant treated paper
Net weight (kg) 0.687
Technical Notes

¹ Sensitivity is measured with 2.83 volt input, measured on-axis at 1 meter distance