SPECIFICATIONS
Note: Specifications subject to change without notice.
Directed Part Number
PCX 102 PCX 104 PCX 122 PCX 124
Model Number
28102
28107
28112
28117
Thiele/Small Parameters
Fs (
free-air resonance, Hz
)
36.7
39.77
22.07
24.2
Vas (
equivalent compliance, cu. ft.
)
0.75
0.64
4.38
3.96
Vas (
equivalent compliance, liters
)
21.09
17.96
123.96
112.15
Qms (
Q, mechanical
)
3.56
3.46
3.58
2.98
Qes (
Q, electrical
)
0.96
1.03
0.62
0.65
Qts (
total driver Q
)
0.75
0.79
0.53
0.54
Re (
DC resistance, ohms
)
3.7
7
3.7
7
Z (
nominal impedance, ohms
)
2 x 2
2 x 4
2 x 2
2 x 4
Le (
inductance, mh
)
2.12
3.23
2.13
3.24
Efficiency (1W @ 1M, dB)
82.26
82.3
85.22
85.78
Xmax (
one way linear excursion, in.
)
0.63
0.63
0.63
0.63
Xmax (
one way linear excursion, mm
)
16.1
16.1
16.1
16.1
Pe (
continuous power handling, watts
)
300
300
300
300
Peak power handling (
music, watts
)
600
600
600
600
Mms (
total moving mass, grams
)
129
129
152
140
Cms (
mechanical compliance, mm/N
)
0.145
0.124
0.342
0.309
Bl (
motor strength, Tesla-M
)
10.7
14.82
11.22
15.13
Sd (
effective radiating area, sq. cm.
)
320.5
320.5
506.71
506.71
Sd (
effective radiating area, sq. in.
)
49.692
49.692
78.54
78.54
Frequency range (Hz)
36.7-250 39.8-250 22.1-250 24.2-250
Energy Bandwidth Product (EBP)
38
39
36
37
Driver Physical Dimension
Speaker Outer Diameter (
inches
)
10.118
10.118
12.992
12.992
Speaker Outer Diameter (
mm
)
257
257
330
330
Mounting hole diameter (
inches
)
9.212
9.212
11.1
11.1
Mounting hole diameter (
mm
)
234
234
282
282
Mounting depth (
inches
)
5.866
5.866
6.18
6.18
Mounting depth (
mm
)
149
149
157
157
Magnet Weight (
oz
)
65
65
70
70
Basket diameter (
inches
)
10.118
10.118
12.992
12.992
4
