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11
sPeCiFiCAtions*
Frequency.Response
Dispersion.
Sensitivity
Impedance
Crossover.Frequency
High.Frequency.Driver.
Mid.Frequency.Driver
Low.Frequency.Drivers.
Cabinet.
Components
Recommended.Amp.Power
Binding.Post.Inputs
Weight
Dimensions.(HxWxD).
MARTINLOGAN.MOTION.20
46–25,000 Hz ± 3 dB
80° x 80°
90 dB @ 2.83 volts/ meter
4 Ohms. Compatible with 4, 6
or 8 Ohm rated amplifiers.
500 & 2,600 Hz
1” x 1.4” (2.6cm x 3.6cm)
Folded Motion Transducer with
5.25” x 1.75” (13.3cm x
4.4cm) diaphragm.
. . . . . . . . . . . . . . . . . . . . .
Two 5.5” (14cm) aluminum cone
with cast polymer basket. Non-
resonant asymmetrical chamber
format. Rigid structured dust cap
to reduce cone break-up modes.
Ported
Custom air core coil and low
DCR steel laminate inductors.
Polyester film capacitors in
series and low DF electrolytic
capacitors in parallel. Tweeter
thermal/current protection.
20–200 watts
Custom 5-way bi-wire tool-less
binding posts
37 lbs. (16.8 kg)
36.6” x 6.8” x 11.7”
(92.9cm x 17.3cm x 29.7cm)
MARTINLOGAN.MOTION.40
40–25,000 Hz ± 3 dB
80° x 80°
92 dB @ 2.83 volts/ meter
4 Ohms. Compatible with 4, 6
or 8 Ohm rated amplifiers.
500 & 2,600 Hz
1” x 1.4” (2.6cm x 3.6cm)
Folded Motion Transducer with
5.25” x 1.75” (13.3cm x
4.4cm) diaphragm.
5.5” (14cm) aluminum cone
with cast polymer basket. Non-
resonant asymmetrical chamber
format. Rigid structured dust cap
to reduce cone break-up modes.
Two 6.5” (16.5cm) aluminum cone
with cast polymer basket. Non-
resonant asymmetrical chamber
format. Rigid structured dust cap to
reduce cone break-up modes.
Ported
Custom air core coil and low
DCR steel laminate inductors.
Polyester film capacitors in
series and low DF electrolytic
capacitors in parallel. Tweeter
thermal/current protection.
20–300 watts
Custom 5-way bi-wire tool-less
binding posts
49 lbs. (22.2 kg)
42.5” x 7.6” x 12.8”
(107.9cm x 19.2cm x 32.6cm)
*Specifications are subject to change without notice.