Poly Planar MA-840 Specification

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)

This manual is also suitable for

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