P.Audio 19FT-115XB is a 19-inch 8 ohm LF driver rated at 1800 W RMS. The validated T/S data includes Fs 34 Hz, Qts 0.45, Vas 233 L, Xmax 9.5 mm, sensitivity 94.9 dB, plus 1477 cm³ Vd and 72 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
34Hz
Qts
0.45
Qes
0.47
Qms
11
Vas
233L
Re
5.3Ω
Le
0.96mH
Motor and cone
BL
26.8T·m
Sd
1555cm²
Mms
277g
Xmax
9.5mm
Vd †
1477cm³
Voice coil
114mm
Flux density
1.10T
Power and response
Sensitivity †
94.9dB
Manufacturer sensitivity
97dB
Power
1800W
Nominal power
1800W
Impedance
8Ω
Range
34–1000Hz
EBP †
72 · Sealed or vented
Size and mounting
Diameter
512mm
Cutout
472mm
Depth
201.2mm
Weight
18.8kg
Other published values
Cms
0.07mm/N
Power Program
3600
Other dimensions
Mounting Depth
201.2
Mounting Diameter
490
Sensitivity shows 94.9 dB, calculated from the T/S values. P.Audio publishes 97.0 dB, 2.1 dB apart.