PURIFI PTT4.0X04-NAC-03. 4" y 4 Ohmios Ultra Low Distortion Extended Woofer
If you make the payment via bank transfer, you will receive an extra 3% discount on your order.
Would you be interested in trading in a device when purchasing this item?
Highlights:
Vibroacoustic optimized cone and dust cap in black anodized aluminum
Negligible Force Factor Modulation (FFM) and Surround Radiation Distortion (SRD)
Low Magnetic Hysteresis Distortion (MHD)
Dedicated midrange driver with enhanced efficiency
Designed and manufactured in Denmark
Product Details:
PURIFI PTT4.0X04-NAC-03 Woofer
The 4” long-stroke driver incorporates the easily recognizable PURIFI NeutralSurround suspension and ultra-linear motor system PURIFI PureDrive technology working in concert to elevate performance to a whole new level despite of it’s compact size.
Specifications:
Woofer Type: Mid-range woofer
Nominal Diameter: 4"
Power Handling (RMS): 200W
Impedance (Z): 4Ω
Sensitivity (SPL at 1m / 2.83V): 83.9 dB
Voice Coil Diameter: 30mm
DC Resistance (Re): 3.8Ω
Voice Coil Inductance (Le): 0.38mH
Resonant Frequency (Fs): 40 Hz
Mechanical Q (Qms): 3.8
Electromagnetic Q (Qes): 0.34
Total Q (Qts): 0.31
Diaphragm Mass Inc. Airload (Mms): 13.0g
Mechanical Compliance of Suspension (Cms): 1.22mm/N
Surface Area of Cone (Sd): 56.7cm2
BL Product (BL): 6.1N/A
Compliance Equivalent Volume (Vas): 5.5L
Maximum Linear Excursion (Xmax): 6.85 mm
Driver's Mechanical Losses (Rms): 0.87kg/s
Cone / Diaphragm Material: Black Anodized Aluminum
Overall Outside Diameter: 125mm
Overall Depth: 73.5mm
Baffle Cutout Diameter: 101mm
Mounting Hole Diameter: 4.2mm
