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SPM-205/4

8", 70Wrms, 4ohm
105380
In stock
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Description

Hi-fi bass-midrange speakers, 150 WMAX, 70 WRMS, 8 Ohm and 4 Ohm 
  • Excellent replacement speakers of the same quality as from the original equipment manufacturer
  • Coated low-resonance paper cone
  • Long-term stable rubber surround
  • To be used preferably in closed or transmission line cabinets



Impedance (Z) 4 Ohm
Transmission method -
Frequency range f3-5,000 Hz
Resonant frequency (fs) 37 Hz
Rec. crossov. frequ. (fmax.) (12 dB/oct.) -
Power rating (RMS) 70 W
Peak music power output (MAX) 150 W
Sensitivity 89 dB/W/m
Max. rated SPL -
Max. voltage -
Radiation angle, horizontal -
Radiation angle, vertical -
Suspension compl. (Cms) 0.98 mm/N
Moving mass (Mms) 18 g
Mech. Q factor (Qms) 2.71
Electr. Q factor (Qes) 0.68
Total Q factor (Qts) 0.55
Equivalent volume (Vas) 72 l
DC resistance (Re) 3.6 O
Force factor (BxL) 4.75 Tm
Voice coil induct. (Le) 0.65 mH
Voice coil diameter Ø 25.5 mm
Voice coil former aluminium
Linear excursion (XMAX) ± 3 mm
Eff. cone area (Sd) 210 cm2
Magnet weight 380 g
Magnet diameter Ø 80 mm
Mounting cutout Ø 183 mm
Mounting depth 80 mm
Mounting hole diameter Ø 216 mm
Hole spacing X-axis -
Hole spacing Y-axis -
Dimensions Ø 200 mm x 88 mm
Outside diameter Ø 200 mm
Width Ø 200 mm
Height -
Depth 88 mm
Protective class -
Admiss. ambient temp. 0-40 °C
Weight 1.062 kg
Packing unit 1
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