15″ SB42FHCL75-6 / Honeycomb


  • Light weight rigid honeycomb cone (hard paper honeycomb with fiber glass skin layers).
  • 3” copper voice coil for improved power handling.
  • Long life silver lead wires.
  • Vented pole piece for minimum compression.
  • Vented cast aluminum chassis for optimum strength and low compression.
  • Low damping rubber surround for improved dynamic linearity.
  • Non-conducting fiber glass voice coil former for minimum damping.
  • Large motor system

Additional information

Nominal Impedance

6 Ω

DC resistance

Re 4.6 Ω

Voice coil inductance

Le 2.1 mH

Effective piston area

Sd 850 cm2

Voice coil diameter

75.6 mm

Voice coil height

31 mm

Air gap height

8 mm

Linear coil travel (p-p)

23 mm

Magnetic flux density

1.1 T

Magnet weight

3.6 kg

Net Weight

10.2 kg

Free air resonance

Fs 18.4 Hz


93 dB

Mechanical Q-factor

Qms 7.4

Electrical Q-factor

Qes 0.32

Total Q-factor

Qts 0.31

Moving mass incl. air

Mms 166 g

Force factor

Bl 16.7 Tm

Equivalent volume

Vas 462 liters


Cms 0.45 mm/N

Mechanical loss

Rms 2.6 kg/s

Rated power handling

300 W


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



There are no reviews yet.

Be the first to review “15″ SB42FHCL75-6 / Honeycomb”

Your email address will not be published. Required fields are marked *