Specification Sheet - Mod 15-120

15" - 120 W Mod Series Loudspeaker
Mod 15-120 -
4Ω /
8Ω /
16Ω
General Characteristics
Nominal Overall Diameter 385 mm 15 in
Nominal Voice Coil Diameter 50 mm 2 in
Magnet Weight 810 g 29 oz
Overall Weight 4.2 kg 9.26 lbs
Flux Density 1 T
Thiele-Small Parameters
16Ω
Voice Coil DC Resistance RE 3.77 4.94 12.03 Ω
Resonance Frequency ƒS 41.5 47.5 47.1 Hz
Mechanical Q Factor QMS 5.13 5.59 16.48
Total Q Factor QTS 0.65 0.77 1.06
Mechanical Moving Mass MMS 53.7 59 49.5 g
Mechanical Compliance CMS 275 191 231 µm/N
Force Factor BxL 8.39 9.87 12.48 Wb/m
Equivalent Acoustic Volume VAS 220.1 153 184.4 lt.
Maximum Linear Displacement XMAX ±1 ±1 ±1 mm
Reference Efficiency nO 2.01 1.76 1.64 %
Diaphragm Area SD 754.8 754.8 754.7 cm2
Losses Electrical Resistance RES 25.8 31 175 Ω
Voice Coil Inductance @ 1kHz LE 0.62 0.7 1.49 mH
Electrical Q Factor QES 0.74 0.89 1.13
Constructive Characteristics
Magnet Ferrite
Voice Coil Winding Copper
Voice Coil Former Aluminum
Cone Material Paper
Surround Material Integrated Paper
Dust Dome Material Solid Paper
Basket Material Pressed Sheet Steel
Electrical Characteristics
16Ω
Nominal Impedance 4 8 16 Ω
Rated Power 100 100 100 W
Musical Power 200 200 200 W
Sensitivity@1W,1m 95.3 96.5 95.4 dB
Product Dimensions
Note: all dimensions are in mm.
MOD15-120 angled view
MOD15-120 bottom view
MOD15-120 side view
MOD15-120 top view