P-Audio TM-10 10" Woofer

P Audio TM-10 Dual Gap Dual Voice Coil Subwoofers 

One of the best dual magnet, dual gap subwoofers made!

Description:  

 SUBWOOFER 
Size (in.) 10.0 
Nominal Diameter (mm) 254 
Colour Black 
Standard Impedance (Ohm) 4 Ohm 
Power RMS (Watts) 400 
Power Program (Watts) 800 
Sensitivity 1w/1m (dB) 89 
Frequency Range (Hz) 34 - 500 
Basket Material Die cast aluminum 
Cone Material Paper 
Poles Material 1008 Cold Roll Steel 
Gasket Material EVA 
Magnet Material Ferrite 
Surround Material TPU 
Voice Coil Material Inside/Outside Wound CCAW wire 
Former Material Glass fiber 
Voice Coil Diameter (in.) 3 
Spider Material Treated cotton 
Terminals Type Gold Plated Push

Thiele & small parameters 
Fs (Hz) 55 
Re (Ohm) 3,6 
Sd (sqmt) 0,034 
Qms 9,26 
Qes 0,61 
Qts 0,57 
Vas (lt) 9,94 
Mms (gr) 140,92 
Bl (T/m) 16,91 
Xmax (mm) 10 
Xmax Peak (mm) 30 
Le (mH) 1 
Hvc (mm) 30 
Hag (mm) 10 
Cms (µM/N) 60,54 
N0 (%) 0,26