Boston Acoustics DSI255, Product Manual

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Designer DSi
Specifications DSi453 DSi480 DSi460 DSi460T2 DSi450
Frequency Response (±3dB) 65Hz-20kHz 45Hz-20kHz 52Hz-20kHz 52Hz-20kHz 65Hz-20kHz
Recommended Amplifier Power 10-125 watts 10-150 watts 10-150 watts 10-125 watts 10-100 watts
Nominal Impedance 8 ohms 8 ohms 8 ohms Dual 8 ohms 8 ohms
Single input 4 ohms Single input 4 ohms
Sensitivity
[1 watt (2.83v) at 1m]
89dB 89dB 89dB 89dB 88dB
Bass Unit Dual 5 1 ⁄
4
″
(135mm)
8
″
(200mm)
Dual Voice Coil 6 1 ⁄
2
″
(165mm)
Dual Voice Coil 6 1 ⁄
2
″
(165mm)
5 1 ⁄
4
″
(135mm)
Copolymer DCD ™ Copolymer DCD Copolymer DCD Copolymer Copolymer
Tweeter 1
″
(25mm)
1
″
(25mm)
Dual 1
″
(25mm)
Dual 1
″
(25mm)
1
″
(25mm)
Kortec ® Dome Kortec Soft Dome Kortec Soft Dome Kortec Soft Dome Kortec Soft Dome
External Dimensions 15 5 ⁄
8
x 9
″
13 3 ⁄
8
x 10 5 ⁄
16
″
11 9 ⁄
16
x 8 13 ⁄
16
″
11 9 ⁄
16
x 8 13 ⁄
16
″
10 1 ⁄
8
x 7 1 ⁄
2
″
(396 x 229mm) (340 x 262mm) (294 x 224mm) (294 x 224mm) (257 x 191mm)
Mounting Hole Cutout 14 1 ⁄
4
x 7 5 ⁄
8
″
11 13 ⁄
16
x 8 7 ⁄
8
″
10 x 7 3 ⁄
8
″
10 x 7 3 ⁄
8
″
8 5 ⁄
16
x 6
″
(361 x 193mm) (200 x 226mm) (254 x 187mm) (254 x 187mm) (227 x 152mm)
Mounting Depth From Surface 2 3 ⁄
4
″
(71mm)
3 13 ⁄
16
″
(97mm)
3 1 ⁄
2
″
(89mm)
3 1 ⁄
2
″
(89mm)
2 7 ⁄
8
″
(73mm)
Specifications DSi260 DSi250 DSi495 DSi485 DSi465
Frequency Response (±3dB) 65Hz-20kHz 75Hz-20kHz 48Hz-20kHz 45Hz-20kHz 54Hz-20kHz
Recommended Amplifier Power 10-90 watts 10-90 watts 10-100 watts 10-125 watts 10-100 watts
Nominal Impedance 8 ohms 8 ohms 8 ohms 8 ohms 8 ohms
Sensitivity
[1 watt (2.83v) at 1m]
89dB 90dB 88dB 89dB 89dB
Bass Unit 6
1
⁄
2
″
(165mm)
5
1
⁄
4
″
(135mm)
8
″
(200mm)
8
″
(200mm)
6
1
⁄
2
″
(165mm)
Laminate Film Laminate Film DCD Copolymer DCD Copolymer DCD Copolymer
Midrange
— —
3
1
⁄
2
″
(89mm)
— —
Stamped Steel Copolymer
Tweeter
3
⁄
4
″
(20mm)
3
⁄
4
″
(20mm)
1
″
(25mm)
Pivoting 1
″
(25mm)
Pivoting 1
″
(25mm)
Soft Dome Kortec Soft Dome Kortec Soft Dome Kortec Soft Dome
External Dimensions 11
9
⁄
16
x 8
13
⁄
16
″
10
1
⁄
8
x 7
1
⁄
2
″
12
5
⁄
16
″
Diameter 12
5
⁄
16
″
Diameter 10
5
⁄
16
″
Diameter
(294 x 224mm) (257 x 191mm) (313mm DIA) (313mm DIA) (262mm DIA)
Mounting Hole Cutout 10 x 7
3
⁄
8
″
8
15
⁄
16
x 6
″
10
7
⁄
8
″
Diameter 10
7
⁄
8
″
Diameter 8
7
⁄
8
″
Diameter
(254 x 187mm) (227 x 152mm) (276mm DIA) (276mm DIA) (225mm DIA)
Mounting Depth From Surface 3
″
(75mm)
2
3
⁄
8
″
(60mm)
6
″
(152mm)
5
″
(127mm)
4
3
⁄
4
″
(120mm)
Specifications DSi465T2 DSi455 DSi455T2 DSi265 DSi255
Frequency Response (±3dB) 60Hz-20kHz 58Hz-20kHz 75Hz-20kHz 65Hz-20kHz 75Hz-20kHz
Recommended Amplifier Power 10-100 watts 10-100 watts 10-70 watts 10-90 watts 10-90 watts
Nominal Impedance Dual 8 ohms 8 ohms 8 ohms 8 ohms 8 ohms
Sensitivity
[1 watt (2.83v) at 1m]
91dB 89dB 92dB 90dB 90dB
Bass Unit 6 1 ⁄
2
″
(165mm)
6
″
(152mm)
6
″
(152mm)
6 1 ⁄
2
″
(165mm)
5 1 ⁄
4
″
(135mm)
DCD Copolymer DCD Copolymer DCD Copolymer Laminate Film Laminate Film
Tweeter Dual 1
″
(25mm)
Pivoting
3
⁄
4
″
(20mm)
Dual
3
⁄
4
″
(20mm)
3
⁄
4
″
(20mm)
3
⁄
4
″
(20mm)
Kortec Soft Dome Kortec Soft Dome Soft Dome
External Dimensions 10
5
⁄
16
″
Diameter 8
1
⁄
16
″
Diameter 8
1
⁄
16
″
Diameter 10
5
⁄
16
″
Diameter 8
1
⁄
16
″
Diameter
(262mm DIA) (205mm DIA) (205mm DIA) (262mm DIA) (205mm DIA)
Mounting Hole Cutout 8
7
⁄
8
″
Diameter 6
3
⁄
4
″
Diameter 6
3
⁄
4
″
Diameter 8
7
⁄
8
″
Diameter 6
3
⁄
4
″
Diameter
(225mm DIA) (171mm DIA) (171mm DIA) (225mm DIA) (171mm DIA)
Mounting Depth From Surface 4 9 ⁄
16
″
(115mm)
4 1 ⁄
4
″
(108mm)
4 1 ⁄
4
″
(108mm)
4
″
(100mm)
3 1 ⁄
16
″
(77mm)