LaVoce NBASS15-30

Bass Guitar Speaker

15″ / 380 mm
Nominal diameter
42 Hz
Resonance
0.37
Q factor
95 dB
Sensitivity
± 6.6 mm
Linear excursion
800 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
95.1
dB
Frequency response
40 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
42.0
Hz
Mechanical quality factor
QMS
5.00
Electrical quality factor
QES
0.40
Total quality factor
QTS
0.37

Large signal parameters

Maximum linear excursion
xmax
6.6
mm
Maximum excursion before damage
xlim
12.5
mm
Air volume displaced at xmax
VD
564
cm³
Power handling
P
400
W
Program power
Pmax
800
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
1.06
mH
VC Diameter
75
mm
Winding height
HVC
18.6
mm
Winding material
Copper
Former material
Glass fiber

Magnet

Force factor
Bl
19.0
N/A
Motor constant
Bl/√RE
8.33
N/√W
Air gap height
HAG
10.5
mm
Diameter
74
mm
Height
9
mm
Material
Neodymium

Diaphragm

Effective diameter
330
mm
Effective area
SD
855
cm²
Moving mass
MMS
107
g
Moving mass (without air load)
MMD
89.9
g
Material
Water Proof Treated Paper

Suspensions

Stiffness
KMS
7.14
N/mm
Compliance
CMS
140
µm/N
Equivalent volume to the compliance
VAS
140
L
Mechanical resistance
RMS
5.65
N·s/m
Surround material
Polycotton

Dimensions

Nominal diameter
15
380
mm
Volume occupied by the driver
3.2
L
Net weight
3.5
kg
Frame material
Steel
LaVoce NBASS15-30 SPL & Impedance
LaVoce NBASS15-30 Dimensions

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