8″ SB23MFCL45-4 / Polypropylene

Features

  • Long stroke design
  • Linear high stability suspension
  • Low damping rubber surround
  • Long copper voice coil
  • Non-conducting reinforced fibre glass coil former
  • Very stiff mineral filled Polypropylene cone
  • Vented cast aluminium chassis
  • Large vented motor system
  • Long life silver lead wires
  • Optimized for smaller enclosures
Category:

Additional information

Nominal Impedance

4 Ω

DC resistance

Re 3.3 Ω

Voice coil inductance

Le 0.73 mH

Effective piston area

Sd 210 cm2

Voice coil diameter

45.5 mm

Voice coil height

32 mm

Air gap height

8 mm

Linear coil travel (p-p)

24 mm

Magnetic flux density

1.03 T

Magnet weight

2.0 kg

Net Weight

4.7 kg

Free air resonance

Fs 27 Hz

Sensitivity

87.5 dB

Mechanical Q-factor

Qms 7.7

Electrical Q-factor

Qes 0.36

Total Q-factor

Qts 0.34

Moving mass incl. air

Mms 59 g

Force factor

Bl 9.6 Tm

Equivalent volume

Vas 37 liters

Compliance

Cms 0.59 mm/N

Mechanical loss

Rms 1.3 kg/s

Rated power handling

150 W

Note

IEC 268-5, T/S parameters measured on drive units that are broken in.

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