P.Audio 15FT-115XB is a 15-inch 8 ohm LF driver rated at 1600 W RMS. The validated T/S data includes Fs 35 Hz, Qts 0.33, Vas 103.8 L, Xmax 9.5 mm, sensitivity 93.2 dB, plus 808 cm³ Vd and 103 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
The published T/S values agree with each other
Thiele/Small
Fs
35Hz
Qts
0.33
Qes
0.34
Qms
8.2
Vas
103.8L
Re
5.3Ω
Le
1.03mH
Motor and cone
BL
26.8T·m
Sd
850cm²
Mms
223g
Xmax
9.5mm
Vd †
808cm³
Voice coil
114mm
Flux density
1.10T
Power and response
Sensitivity †
93.2dB
Manufacturer sensitivity
96dB
Power
1600W
Nominal power
1600W
Impedance
8Ω
Range
35–2000Hz
EBP †
103 · Leans vented
Size and mounting
Diameter
386mm
Cutout
355mm
Depth
180mm
Weight
17.4kg
Other published values
Cms
0.10mm/N
Power Program
3200
Other dimensions
Mounting Depth
180
Mounting Diameter
370
Sensitivity shows 93.2 dB, calculated from the T/S values. P.Audio publishes 96.0 dB, 2.8 dB apart.