Specifications - Boston M350 Owner's Manual

Specifications

Frequency Range (±3dB):
High-Frequency Driver:
Mid-Frequency Driver:
Low-Frequency Driver(s):
Crossover Frequency:
Nominal (Min) Impedance:
Sensitivity: [1 watt (2.83V) at 1m]
Recommended Amplifier Power
Dimensions (H x W x D):
Weight:
Specifications
Frequency Range (±3dB):
High-Frequency Driver:
Low-Frequency Driver(s):
Crossover Frequency:
Nominal (Min) Impedance:
Sensitivity: [1 watt (2.83V) at 1m]
Amplifier Power:
Recommended Amplifier Power
Dimensions (H x W x D):
Weight:
Specifications subject to change without notice.
* Not available at time of publication - see web site for details.
4
M350 M340
45Hz – 30kHz 45Hz – 30kHz
1" (2.5cm) 1" (2.5cm)
EWB Dome EWB Dome
41/2" (11.4cm) 41/2" (11.4cm)
mass loaded mass loaded
polypropylene cone polypropylene cone mid/low driver
4 x 51/4" 4 x 41/2"
(13.3cm) (11.4cm)
polypropylene cones polypropylene cones polypropylene cones polypropylene cone
400/3,000Hz 390/3,100Hz
4 (3.2) ohms 4 (3.2) ohms
90dB 88dB
50-500 watts 50-350 watts
3 5 3 3
42 / x 9 / x 12 / " 40
8 8 16
(107.6 x 24.5 x 31cm) (102.6 x 22.4 x 29cm)
55.9 lbs (25.4kg) 46.3 lbs (21.0kg)
MCenter MSurround
68Hz – 22kHz 95Hz – 22kHz
21/2" (6.4cm) 21/2" (6.4cm)
BMR BMR
2 x 41/2" 31/2"
(11.4cm) (8.9cm)
polypropylene cones polypropylene cone cone passive radiators
700Hz 700Hz
6 (5.9) ohms 4 (3.8) ohms
87dB 86dB
— —
50-200 watts 50-150 watts
6 1 / x 21 5 / x 7 1 / " 91/2 x 6
8 8 16
(15.5 x 55 x 18cm) (24.2 x 16.6 x 11.3cm)
T.B.D.* T.B.D.*
M250
60Hz – 30kHz
1" (2.5cm)
EWB Dome
51/4" (13.3cm)
polypropylene cone
51/4"
(13.3cm)
450/2,900Hz
4 (3.6) ohms
88dB
50-250 watts
13 7 7
/ x 8 / x 11 / " 38 / x 9
8 16 16 16
(97.6 x 24.5 x 25cm)
T.B.D.*
MSub
23Hz – 150Hz
—
10" (25.4cm) polypropylene cone
Dual 8" (20.3cm) polypropylene
40Hz - 180Hz (variable)
—
—
500 watts RMS
(1000 watts Peak)
—
9 / " x 4 7 / " 13 1 / x 16
16 16 16
(33.1 x 42.5 x 39.2cm)
T.B.D.*
M25
62Hz – 30kHz
1" (2.5cm)
EWB Dome
—
51/4"
(13.3cm)
3,000Hz
4 (3.6) ohms
86dB
50-200 watts
5 13 3 15
/ x 9 / " 12 / x 6 / x 10
8 16 8 16
(31.4 x 17.6 x 25.8cm)
T.B.D.*
3 ⁄ x 15 7 ⁄ "
4 16
3
/ "
16