Specification Sheet - 10" Blackbird 40

10" - 40 W Jet Series Loudspeaker
10" Blackbird 40 -
8Ω /
16Ω
General Characteristics
Nominal Overall Diameter 259 mm 10 in
Nominal Voice Coil Diameter 32 mm 1.26 in
Magnet Weight 360 g 13 oz
Overall Weight 1.7 kg 3.75 lbs
Flux Density 1.28 T
Voice Coil Winding Depth 9 mm 0.35 in
Magnetic Gap Depth 6 mm 0.24 in
Thiele-Small Parameters
16Ω
Voice Coil DC Resistance RE 5.6 12.1 Ω
Resonance Frequency ƒS 91.8 95.2 Hz
Mechanical Q Factor QMS 13.05 13.42
Total Q Factor QTS 0.94 1.16
Mechanical Moving Mass MMS 18.5 18 g
Mechanical Compliance CMS 162 155 µm/N
Force Factor BxL 7.68 10.1 Wb/m
Equivalent Acoustic Volume VAS 25.1 24 lt.
Diaphragm Area SD 330.1 330.1 cm2
Voice Coil Inductance @ 1kHz LE 0.47 0.6 mH
Electrical Q Factor QES 1.01 1.27
Constructive Characteristics
Magnet Reinforced Alnico
Voice Coil Winding Copper
Voice Coil Former Kapton
Cone Material Paper
Surround Material Integrated Paper
Dust Dome Material Non-treated Cloth
Basket Material Pressed Sheet Steel
Surround Treatment Yes
Electrical Characteristics
16Ω
Nominal Impedance 8 16 Ω
Rated Power 40 40 W
Musical Power 80 80 W
Sensitivity@1W,1m 96.4 95.4 dB
Product Dimensions
Note: all dimensions are in mm.
10" Blackbird 40 - Angled View
10" Blackbird 40 - Top View
10" Blackbird 40 - Side View