P.Audio 19FT-115XB

Low frequency

19″ / 483 mm
Nominal diameter
42 Hz
Resonance
0.49
Q factor
95 dB
Sensitivity
± 9 mm
Linear excursion
2400 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
95.4
dB
Frequency response
40 - 1000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
42.0
Hz
Mechanical quality factor
QMS
9.46
Electrical quality factor
QES
0.52
Total quality factor
QTS
0.49

Large signal parameters

Maximum linear excursion
xmax
9.0
mm
Air volume displaced at xmax
VD
1400
cm³
Power handling
P
1200
W
Program power
Pmax
2400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.1
Ω
Inductance (1kHz)
LE
0.96
mH
VC Diameter
114
mm
Winding height
HVC
32
mm
Winding material
EISVW
Former material
Glass fiber

Magnet

Flux density
B
1.2
T
Force factor
Bl
27.57
N/A
Motor constant
Bl/√RE
12.2
N/√W
Air gap height
HAG
14
mm
Material
Ferrite

Diaphragm

Effective diameter
445
mm
Effective area
SD
1555
cm²
Moving mass
MMS
290.8
g
Moving mass (without air load)
MMD
248.9
g
Material
Waterproof Paper

Suspensions

Stiffness
KMS
20.83
N/mm
Compliance
CMS
48
µm/N
Equivalent volume to the compliance
VAS
165
L
Mechanical resistance
RMS
8.11
N·s/m
Surround material
Cloth
Spider material
Cotton (Double silicone)

Dimensions

Nominal diameter
19
483
mm
Overall diameter
512
mm
Baffle cutout diameter
472
mm
Overall depth
222
mm
Flange thickness
21
mm
Mounting depth
201
mm
Volume occupied by the driver (estimated)
10.0
L
Net weight
18.8
kg
Frame material
Aluminium
P.Audio 19FT-115XB SPL & Impedance
P.Audio 19FT-115XB Dimensions

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