RS180-8 7" Reference Woofer

Data sheet

Impedance

8 Ohm

Driver type

Midwoofer

Sensitivity

87.1 dB @ 2.83V/1m

Frequency range

39 - 3600 Hz

Resonance frequency (fs)

35.7 Hz

DC resistance (Re)

6.4 ohms

Mechanical Q (Qms)

1.22

Electrical Q at Fs (Qes)

0.42

Total Q factor (Qts)

0.31

Speaker diameter

7"

Power handling

120 W

Voice coil inductance (L)

0.73 mH @ 1 kHz

Effective mechanical mass incl air load (mms)

17.9g

Effective piston radiating area (Sd)

124.7 cm²

Force factor (BL)

7.82 Tm

Equivalent volume of compliance (Vas)

24.4 liters

Overall diameter

180.5 mm

Mounting diameter

146 mm