- Article number
- 18W/4545-03
- Woofer Series
- Classic Series
- Woofer Type
- Midwoofer
- Nominal Diameter
- 7"
- Power Handling (RMS)
- 80 Watts
- Power Handling (max)
- 160 Watts
- Impedance (Z)
- 4 ohms
- Sensitivity
- 90 dB 2.83V/1m
- Frequency Response
- 30 to 3,000 Hz
- Voice Coil Diameter
- 1.65"
- DC Resistance (Re)
- 3.4 ohms
- Resonant Frequency (Fs)
- 35 Hz
- Mechanical Q (Qms)
- 2.49
- Electromagnetic Q (Qes)
- 0.38
- Total Q (Qts)
- 0.33
- Diaphragm Mass Inc. Airload (Mms)
- 21.6 g
- Mechanical Compliance of Suspension (Cms)
- 0.96 mm/N
- Surface Area of Cone (Sd)
- 145 cm²
- BL Product (BL)
- 6.6 Tm
- Compliance Equivalent Volume (Vas)
- 28.2 L
- Maximum Linear Excursion (Xmax)
- 6.5 mm
- Cone / Diaphragm Material
- Paper
- Basket / Frame Material
- Die cast aluminum
- Magnet Material
- Ferrite
- Overall Outside Diameter
- 6.97"
- Overall Depth
- 2.93"
- Baffle Cutout Diameter
- 6.22"
- # Mounting Holes
- 6
