- Article number
- FRS 7 - 4
- EAN
- 4007540020112
- Woofer Series
- Fullrange
- Nominal Diameter
- 2,5"
- Power Handling (RMS)
- 8 Watts
- Power Handling (max)
- 15 watts
- Impedance (Z)
- 4 Ohm
- Sensitivity (SPL at 1m / 2.83V)
- 88 dB
- Frequency Response
- 200–20000 Hz
- Voice Coil Diameter
- 14 mm
- DC Resistance (Re)
- 3.6 Ohm
- Voice Coil Inductance (Le)
- 0,3 mH
- Resonant Frequency (Fs)
- 250 Hz
- Mechanical Q (Qms)
- 3,21
- Electromagnetic Q (Qes)
- 1,96
- Total Q (Qts)
- 1,22
- Diaphragm Mass Inc. Airload (Mms)
- 0,8 g
- Surface Area of Cone (Sd)
- 22 cm²
- BL Product (BL)
- 1,7 T
- Compliance Equivalent Volume (Vas)
- 0,3 liters
- Maximum Linear Excursion (Xmax)
- +/−1,5 mm
- Overall Depth
- 31 mm
- Baffle Cutout Diameter
- 61 mm
- Bolt Circle Diameter
- 75 mm
- # Mounting Holes
- 4
- Mounting Hole Diameter
- 4.5 x 6 mm