Purifi Audio PTT4.0M04-NAC-03
4" (10cm) midrange driver
/piece
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Your advantages with Masori
Description
Experience pure audio excellence with the PTT4.0M04-NAC-03, a specially designed midrange driver from Purifi Audio. This 4" mid-woofer has been optimized for higher sensitivity and stands out with features such as vibro-acoustically optimized cone and dust cap made of black anodized aluminum, low magnetic hysteresis distortion (MHD), negligible Force Factor Modulation (FFM) and Surround Radiation Distortion (SRD). Other special features include the midrange driver with increased efficiency and the Danish-made design. With its strong focus on quality and performance, the PTT4.0M04-NAC-03 sets new standards in mid-woofers.
Highlights
- Vibroacoustically optimized diaphragm and dust cap made of black anodized aluminium
- Negligible Force Factor Modulation (FFM) and Surround Radiation Distortion (SRD)
- Low magnetic hysteresis distortion (MHD)
- Dedicated midrange driver with improved efficiency
- Developed and manufactured in Denmark
Properties
- Woofer type Mid-bass woofer
- Nominal diameter 10 cm
- Sensitivity (SPL at 1m / 2.83V) 86.1 dB
- Voice coil diameter 30mm
- Direct current resistance (Re) 3.4Ω
- Voice coil induction (Le) 0.26mH
- Resonant frequency (Fs) 48 Hz
- Mechanical quality (Qms) 4.2
- Electrical quality (Qes) 0.3
- Overall quality (Qts) 0.28
- Moving mass (Mms) 10.1g
- Compliance of the suspension (Cms) 1.09mm/N
- Diaphragm area (Sd) 56.7cm2
- Force factor (BL) 5.9N/A
- Equivalent volume (Vas) 5.0L
- Maximum deflection (Xmax) 6.85 mm
- Driver's Mechanical Losses (Rms) 0.72kg/s
- Cone / Diaphragm Material Black Anodized Aluminum
- Voice coil wire material CCAW
- Outer diameter 125mm
- Total depth 73.5mm
- Cut-out diameter 101mm
- Fixing hole diameter 4.2mm
Download data sheet
