- Article number
- PTT4.0PR-NF2-01
- EAN
- 0691046950079
- Woofer Type
- Passive radiator
- Nominal Diameter
- 4"
- Power Handling (RMS)
- -
- Power Handling (max)
- -
- Continuous Program Power
- -
- Impedance (Z)
- -
- Sensitivity (SPL at 1m / 2.83V)
- 0 dB
- Frequency Response
- -
- Voice Coil Diameter
- -
- Magnet Weight
- -
- DC Resistance (Re)
- -
- Voice Coil Inductance (Le)
- -
- Resonant Frequency (Fs)
- 24 Hz
- Mechanical Q (Qms)
- 7.0
- Electromagnetic Q (Qes)
- -
- Diaphragm Mass Inc. Airload (Mms)
- 30g
- Moving Mass Of Diaphragm (Mmd)
- -
- Mechanical Compliance of Suspension (Cms)
- 1.41 mm/N
- Surface Area of Cone (Sd)
- 57 cm²
- Volume of Displacement (Vd)
- 79.8 cm³
- BL Product (BL)
- -
- Compliance Equivalent Volume (Vas)
- 6.4 liter
- Maximum Linear Excursion (Xmax)
- 14 mm
- Driver's Mechanical Losses (Rms)
- -
- Cone / Diaphragm Material
- Proprietary Fibre Mix
- Surround Material
- Nitrile rubber
- Voice Coil Wire Material
- -
- Voice Coil Former
- -
- Dual Voice Coil
- -
- Basket / Frame Material
- Aluminum alloy diecast
- Magnet Material
- -
- Shielded
- -
- Overall Outside Diameter
- 125 mm
- Overall Depth
- 39.5 mm
- Baffle Cutout Diameter
- 100 mm
- Bolt Circle Diameter
- 115 mm
- # Mounting Holes
- 6
- Mounting Hole Diameter
- 4.2 mm
- Sealed Volume
- -
- Sealed F3
- -
- Vented Volume
- -
- Vented F3
- -