Recommended Enclosures
Directed Part Number 27301 27303 27306 27308 27311 27313
Model Number H2 10.2 H2 10.4 H2 12.2 H2 12.4 H2 15.2 H2 15.4
Fs (free-air resonance) 35.31 37.18 29.51 33.24 27.64 30.53
Vas (equivalent compliance, cu. ft.) 0.45 0.40 1.24 1.01 2.99 2.58
Vas (equivalent compliance, liters) 12.75 11.22 35.13 28.6 84.79 73.02
Qms (Q, mechanical) 6.82 7.14 6.8 7.57 7.12 7.55
Qes (Q, electrical) 0.73 0.82 0.69 0.89 0.84 1.04
Qts (total driver Q) 0.66 0.74 0.62 0.79 0.75 0.91
Re (DC resistance, ohms) 3.34 7.1 3.04 7.2 3.44 7.1
Z (nominal impedance, ohms) 4 8 4 8 4 8
Le (inductance, mh) 1.52 1.8 1.52 1.82 1.5 1.76
Efficiency (2.83v/1M, dB) 84.55 80.86 87.32 83.12 88.86 85.45
Xmax (one-way linear excursion, in.) 1.14 1.14 1.14 1.14 1.14 1.14
Xmax (one-way linear excursion, mm) 29 29 29 29 29 29
Power (continuous power handling)* 2000 watts 2000 watts 2000 watts 2000 watts 2000 watts 2000 watts
Peak power handling (music,)** 2500 watts 2500 watts 2500 watts 2500 watts 2500 watts 2500 watts
Mms (total moving mass, grams) 201 197 240 232 307 288
Cms (mechanical compliance, µM/N) 101 93 121 99 108 94
BI (motor strength, Tesla-M) 14.18 19.9 14.01 19.78 14.73 19.36
Sd (effective radiating area, sq. m.) 0.03 0.03 0.045 0.045 0.075 0.075
Sd (effective radiating area, sq. in.) 44.95 44.95 68.2 68.2 120.9 120.9
Frequency range (Hz) 30-2.5k 30-2.5k 30-2.5k 30-2.5k 30-2.5k 30-2.5k
Energy Bandwidth Product (EBP) 48 45 43 37 33 29
1500 Watt Sealed Enclosure (cu. ft.)* 0.66 0.66 1 1 2.5 2.5
2500 Watt Sealed Enclosure (cu. ft.)** 0.33 0.33 0.66 0.66 1.5 1.5
1500 Watt Vented Enclosure (cu. ft)*, *** 0.75 0.75 1.5 1.5 3 3
Port Tuning Frequency (Hz) 28 28 28 28 28 28
Port Diameter (inside, in.) 3 3 4 4 5 5
Equivalent Square Port (in.) 2.65 x 2.65 2.65 x 2.65 3.54 x 3.54 3.54 x 3.54 4.43 x 4.43 4.43 x 4.43
Port Length (in.) 26 25 26 23 19 16.8
2500 Watt Vented Enclosure (cu. ft.)**,*** 0.6 0.5 1 1 2.25 2.5
Port Tuning Frequency (Hz) 28 28 28 29 30 30
Port Diameter (inside in.) 3 3 4 4 5 5
Equivalent Square Port (in.) 2.65 x 2.65 2.65 x 2.65 3.54 x 3.54 3.54 x 3.54 4.43 x 4.43 4.43 x 4.43
Port Length (in.) 25 25 27 24 21 18
SPECIFICATIONS
1. Parameters listed are for conventional applications only, for further assist please call Tech Audio Support * For SQ (sound quality applications) amps should be between
2. Recommend enclosure are NET Box Volumes, speaker and port displacement are NOT calculated into the Pe and Peak power ratings.
volume of the enclosure, you will need to add these volumes to calculate GROSS volume for the enclosure. ** SPL usage only! Not rated for continuos use at this level.
3. Please call Technical Audio support for further specifications and information: 1-800-876-0800 ext. 2032 *** Sub-sonic filters should always be used and adjusted specifically
Specifications subject to change without notice for vented box designs.
Driver Physical Dimension
Speaker Displacement (cu. ft.) 0.14 0.14 0.16 0.16 0.22 0.22
Mounting hole diameter (in.) 9.25 9.25 11.25 11.25 14 14
Mounting depth (in.) 7.5 7.5 8 8 9.25 9.25
Basket diameter (in.) 11 11 13 13 15.75 15.75