Order No.: 10.0680

Bass-midrange speakers, 20 W, 8 Ω (/8) and 4 Ω (/4)
Especially suitable for miniature speaker systems and column speakers.

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EUR 21,90
Buy at B2B shop
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Bass-midrange speakers, 20 W, 8 Ω (/8) and 4 Ω (/4)
Especially suitable for miniature speaker systems and column speakers.
Supplies Technical specifications

Technical specifications SP-45/4

Impedance (Z) 4 Ω
Frequency range f3-16,000 Hz
Resonant frequency (fs) 120 Hz
Power rating 20 W
Peak music power output 40 W
Sensitivity 88 dB/W/m
Suspension compl. (Cms) 1.1 mm/N
Moving mass (Mms) 1.6 g
Mech. Q factor (Qms) 2.82
Electr. Q factor (Qes) 0.68
Total Q factor (Qts) 0.55
Equivalent volume (Vas) 1.5 l
DC resistance (Re) 3.3 Ω
Force factor (BxL) 2.4 Tm
Voice coil induct. (Le) 0.1 mH
Voice coil diameter 19 mm
Voice coil former aluminium
Linear excursion (XMAX) ± 0.75 mm
Eff. cone area (Sd) 31 cm2
Magnet weight 150 g
Magnet diameter Ø 70 mm
Mounting cutout Ø 72 mm
Mounting depth 43 mm
Mounting hole diameter Ø 84 mm
Hole spacing X-axis 59.5 mm
Hole spacing Y-axis 59.5 mm
Dimensions 78 x 78 x 43 mm
Outside diameter Ø 93 mm
Width 78 mm
Height 78 mm
Depth 43 mm
Admiss. ambient temp. 0-40 °C
Weight 0.412 kg
Sales unit 1
Type of speaker 3"
Product data sheet
Tender text
Declaration of conformity

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