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10 

Sealed 

1.3 ft

3

 - Good linear response, 

excellent small enclosure. 

 
 
 
   
 
 
Vented 

1.2 ft

3

 @ 34 Hz (4” x 16.9” 

port) - High output with 
excellent low frequency 
extension.  Good general  
enclosure.
 
  

 
 
 

2.0 ft

3

 @ 30 Hz (4” x 12.25” 

port) - High output with good 
low frequency extension.  Great 
for Rock music.
  

 
 
 
 

2.5 ft

3

 @ 26 Hz (4” x 13.28” 

port) - High output with good 
low frequency extension.  Great 
for Rock and Rap music.
  

 
 
 
 

Infinite Baffle 

Excellent performance for all types of music at moderate levels 

55

60

65

70

75

80

85

90

95

100

105

110

10

100

1000

Frequency Hz

dB

SEALED

VENTED

55

60

65

70

75

80

85

90

95

100

105

110

10

100

1000

Frequency Hz

dB

55

60

65

70

75

80

85

90

95

100

105

110

10

100

1000

Frequency Hz

dB

55

60

65

70

75

80

85

90

95

100

105

110

10

100

1000

Frequency Hz

dB

 

 

 

Freq. Response

 

 32-500 Hz

 

 30-500 Hz

 

Sens. 2.83v/1m

 

90 dB

 

92 dB

 

Impedance (nom. z)

 

4 ohms

 

4 ohms

 

Rated Program Power

 

400 watts

 

500 watts

 

Fs

 

35 Hz

 

30 Hz

 

Qts

 

.32

 

.34

 

Qms

 

8.9

 

12.08

 

Qes

 

.33

 

.35

 

Vas (ft

3

)

 

1.80

 

4.54

 

Vas (liters)

 

51

 

128.6

 

Vas (m

3

)

 

.051

 

.128

 

Cms (um/N)

 

329.8

 

322

 

DCR (ohms)

 

3.00

 

2.81

 

Levc (mH) @ 1 KHz

 

1.5

 

1.5

 

BL (Tesla m)

 

10.98

 

11.42

 

Sd (in

2

)

 

54.3

 

86.7

 

Sd (m

2

)

 

.035

 

.053

 

Sd (cm

2

)

 

350

 

531

 

X max; one way (linear mm)

 

11.35

 

11.35

 

X max; one way (peak mm)

 

22

 

25

 

Vd (linear cm

3

)

 

397

 

602

 

Vd (peak cm

3

)

 

770

 

1325

 

Vd (linear m

3

)

 

.000397

 

.000602

 

Vd (peak m

3

)

 

.000770

 

.001325

 

Mms (grams)

 

60

 

87.3

 

Magnet Assembly (oz)

 

230

 

230

 

Magnet Weight (oz)

 

112

 

112

 

Vf (volume of frame)

 

180 in

3

 

200 in

3

 

Coil length (mm)

 

32

 

32

 

Coil diameter (in)

 

2

 

2

 

Preliminary  

SPECIFICATIONS & THIELE/SMALL PARAMETERS 

Reviews: