P.Audio 15FT-88MB is a 15-inch 8 ohm LF driver rated at 700 W RMS. The validated T/S data includes Fs 43 Hz, Qts 0.50, Vas 102.1 L, Xmax 5.2 mm, sensitivity 94 dB, plus 462 cm³ Vd and 83 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
43Hz
Qts
0.50
Qes
0.52
Qms
10.2
Vas
102.1L
Re
6.3Ω
Le
0.71mH
Motor and cone
BL
20.1T·m
Sd
889cm²
Mms
121g
Xmax
5.2mm
Vd †
462cm³
Voice coil
89mm
Flux density
1T
Power and response
Sensitivity †
94dB
Manufacturer sensitivity
97dB
Power
700W
Nominal power
700W
Impedance
8Ω
Range
43–4000Hz
EBP †
83 · Sealed or vented
Size and mounting
Diameter
389.5mm
Cutout
350.1mm
Depth
165.5mm
Weight
9.5kg
Other published values
Cms
0.10mm/N
Power Program
1400
Other dimensions
Mounting Depth
165.5
Mounting Diameter
372
Sensitivity shows 94.0 dB, calculated from the T/S values. P.Audio publishes 97.0 dB, 3.0 dB apart.