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MartinLogan Motion 4 specs


MartinLogan Motion 4
We are currently working on upgrading our specs, but here are some short details.

Frequency Response 70–25,000 Hz ± 3dB

Sensitivity 90 dB/2.83 volts/meter

Impedance Compatible with 8 Ohms

Crossover Frequency 2900 Hz

High Frequency Driver 1 x 1.4” (2.6 x 3.6cm) Folded Motion

Transducer with 5.25 x 1.75”

(13.3 x 4.4cm) diaphragm.

Mid/Low Frequency Drivers 4” (10.2cm) paper cone. Ported.

Power Handling 75 watts

Weight 6 lbs. (2.72kg)

Size (HxWxD) 12.6 x 5.6 x 5.25”
(32 x 14.2 x 13.3cm)

If you are interested in using our specs commercially, check out our Separate Speakers specs database licensing page.


Description: Inspired by MartinLogan's ultra-high-end electrostatic loudspeakers, the Motion Series was created to provide stunning sound for your ultimate-performance home theater or stereo. MartinLogan's dedicated in-house engineers carefully crafted the Motion Series to create an extremely affordable and compact product line that seamlessly blends our exquisite Folded Motion™ transducers with powerful, compact bass technology. The result... read more

Created by MG17 , Last update by MG15 , Apr 07, 2010

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