Poly Planar MA840 Product Sheet, MA-840, MA840W Specification

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1352 Charwood Road • Suite D • Hanover, MD 21076 • Tel (410) 761-4000 Fax (410) 761-6274 www.polyplanar.com
MA840 Subcompact Box Speakers
These subcompact box speakers are designed to fit in difficult locations and still
offer high quality music sound. The ultra-low magnetic field design lets you mount
them anywhere without adversely affecting navigation equipment such as
compasses and autopilots. Polypropylene cones, stainless steel grills and
brackets, and heavy-duty ABS enclosures make them corrosion-proof and
waterproof. Dual cone design with 3” main cone size.
Features
Ideal for locations where other speakers won’t fit
Only 4” x 4”
Ultra-low magnetic field speaker
Stainless steel grill and bracket
Available in black and white
Specifications
Frequency Response: 70Hz to 14KHz (Single cone)
Peak Power: 80 watts per pair
Continuous Power: 40 watts RMS/pair
Impedance: 4 ohms
Overall Dimensions: 4 3/16" x 4 1/16" x 4 1/2" (106mm x 102mm x114mm)
Cone Size: 3 1/2" (89mm)
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