MartinLogan

Engineering Genius

Dedicated wide dispersion surround speaker with dual Folded Motion® tweeters and Folded Motion Cascading Bass-Flex Port for deep, detailed bass response, Voice-matched with MartinLogan ESL speakers.

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User's Manual

Alternate User's Manual

Brochure

Motion Series Full Line Brochure

SPECIFICATIONS
Frequency Response

70–25,000 Hz ±3dB

Recommended Amplifier Power

20—160 watts per channel

Horizontal Dispersion

160°

Vertical Dispersion

80°

Sensitivity

91 dB/2.83 volts/meter

Impedance

4 Ohms Compatible with 4, 6, or 8 Ohm rated amplifiers.

Crossover Frequency

4500 Hz

High Frequency Transducer

Two 1" × 1.4" (2.6cm × 3.6cm) Folded Motion Transducer with 5.25" × 1.75" (13.3cm × 4.4cm) diaphragm

Low Frequency Transducer

5.25" (13.3cm) paper cone with cast aluminum basket. Non-resonant asymmetrical chamber format. Rigid structured dust cap to reduce cone break-up modes. Folded bass reflex port.

Components

Custom air core coil inductors. Polyester film capacitors in series and low DF electrolytic capacitors in parallel. Overall system thermal/current protection.

Inputs

Push style with banana jacks

DIMENSIONS
Weight

9.5 lbs. (4.4 kg)

Dimensions

11.1" x 12" x 6 "
(28.2cm x 30.5cm x 15.2cm)