SPECIFICATIONS
Model/Part Number
Thiele/Small Parameters
Fs (free-air resonance, Hz)
Vas (equivalent compliance, cu. ft.)
Vas (equivalent compliance, liters)
Qms (Q, mechanical)
Qes (Q, electrical)
Qts (total driver Q)
Re (DC resistance, ohms)
Z (nominal impedance, ohms)
Le (inductance, mh)
Efficiency (1W @ 1M, dB)
Efficiency (2.86V @ 1M, dB)
Xmax (one way linear excursion, in.)
Xmax (one way linear excursion, mm)
RMS Power Watts
Nominal Power Watts
MAX Music Power Watts*
Mms (total moving mass, grams)
Cms (mechanical compliance, mm/N)
Bl (motor strength, Tesla-M)
Sd (effective radiating area, sq. cm.)
Sd (effective radiating area, sq. in.)
Frequency range (Hz)
Energy Bandwidth Product (EBP)**
Driver Physical Dimension
Speaker Displacement (cu ft)
Mounting hole diameter (inches/mm)
Mounting depth (inches/mm)
Magnet Weight (Oz)
Basket diameter (inches/mm)
Recommended Enclosures
Typical sealed enclosure (cu. ft.)
Vented enclosure (cu. ft.)***
Port tuning frequency (Hz)
Port diameter (inside,inches)
Port square equivalent (inches)
Port length (inches)
Specifications are subject to change without notice
14
XTRPRO102D
XTRPRO104D
39.3
0.634
17.952
9.776
0.407
0.391
3.4
4
2.293
87.8
90.8
0.472
12
900
1800
3600
173.461
0.094
19.479
366.44
56.798
35 - 1kHz
35 - 1kHz
97
0.1204
11.34 /
288
11.34 /
7.27 /
185
7.27 /
133
0.75
0.75
44
3
2.659x2.659
2.659x2.659
11.19
© 2012 MD Audio Engineering all rights reserved
XTRPRO122D
38.7
37.1
0.779
1.033
22.056
29.255
9.6
11.349
0.382
0.5
0.368
0.479
6.8
3.4
8
3.797
2.392
88.7
88.6
88.7
91.6
0.472
0.528
12
13.4
900
1250
1800
2500
3600
5000
145.959
258.594
0.116
0.071
25.886
20.875
366.44
539.13
56.798
83.565
32 - 1kHz
101
74
0.1204
0.1674
288
13.35 /
185
7.70 /
133
176
0.75
1.5
0.75
1.5
44
3
3.545x3.545
11.19
11.26
4
339
196
40
4