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SPECIFICATIONS
Model/Part Number XTRPRO102 XTRPRO104 XTRPRO122
Thiele/Small Parameters
Fs (free-air resonance, Hz) 28.0 32.1 30.5
Vas (equivalent compliance, cu. ft.) 0.681 0.587 1.198
Vas (equivalent compliance, liters) 19.300 16.630 33.950
Qms (Q, mechanical) 5.00 5.12 6.02
Qes (Q, electrical) 0.48 0.54 0.62
Qts (total driver Q) 0.44 0.49 0.56
Re (DC resistance, ohms) 4.1 7.2 4.1
Z (nominal impedance, ohms) 4 8 4
Le (inductance, mh) 2.03 3.00 2.06
Efficiency (1W @ 1M, dB) 81.3 81.9 83.7
Efficiency (2.86 V @ 1M, dB) 84.7 82.7 87.2
Xmax (one way linear excursion, in.) 0.702 0.702 0.702
Xmax (one way linear excursion, mm) 17.825 17.825 17.825
Pe (continuous power handling, watts) 500 500 500
Peak power handling (music, watts) * 1000 1000 1000
Mms (total moving mass, grams) 190.65 168.39 244.17
Cms (mechanical compliance, mm/N) 0.170 0.146 0.112
Bl (motor strength, Tesla-M) 16.85 21.23 17.05
Sd (effective radiating area, sq. cm.) 283.529 283.529 463.770
Sd (effective radiating area, sq. m.) 0.028 0.028 0.046
Sd (effective radiating area, sq. in.) 43.964 43.964 71.912
Frequency range (Hz) 28 - 500 32.1 - 500 30.5-500
Energy Bandwidth Product (EBP) ** 58 59 49
Driver Physical Dimension
Speaker Displacement (cu ft) 0.068 0.068 0.091
Mounting hole diameter (inches/mm) 8.85/225 8.85/225 10.91/277
Mounting depth (inches/mm) 5.86/149 5.86/149 6.45/164
Magnet Weight (Oz) 96.00 96.00 96.00
Basket diameter (inches/mm) 10.23/260 10.23/260 12.28/312
Recommended Enclosures
Typical sealed enclosure (cu. ft.) 0.75 0.75 1.50
Vented enclosure (cu. ft.) *** 0.75 0.75 1.50
Port tuning frequency (Hz) 44.00 44.00 40.00
Port diameter (inside, inches) 3.00 3.00 4.00
Port square equivalent (inches) 2.659 x 2.659 2.659 x 2.659 3.545 x 3.545
Port length (inches) 11.19 11.19 11.26
Specifi cations are subject to change without notice