Scan-Speak Discovery 15W/4424G00

Mid Bass

6″ / 150 mm
Nominal diameter
46 Hz
Resonance
0.24
Q factor
89 dB
Sensitivity
± 2.8 mm
Linear excursion
120 W
Program Power
Scan-Speak 15W/4424G00 Mid Bass
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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
88.8
dB
Frequency response
46 - 10000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
46.0
Hz
Mechanical quality factor
QMS
3.26
Electrical quality factor
QES
0.26
Total quality factor
QTS
0.24

Large signal parameters

Maximum linear excursion
xmax
2.8
mm
Maximum excursion before damage
xlim
8.0
mm
Air volume displaced at xmax
VD
22
cm³
Power handling
P
60
W
Program power
Pmax
120
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.1
Ω
Inductance (1kHz, estimated)
LE
0.15
mH
VC Diameter
25
mm
Winding height
HVC
10.5
mm

Magnet

Force factor
Bl
5.2
N/A
Motor constant
Bl/√RE
2.95
N/√W
Air gap height
HAG
5
mm

Diaphragm

Effective diameter
101
mm
Effective area
SD
80
cm²
Moving mass
MMS
7.9
g
Moving mass (without air load)
MMD
7.3
g
Material
Coated Fibre Glass

Suspensions

Stiffness
KMS
0.66
N/mm
Compliance
CMS
1510
µm/N
Equivalent volume to the compliance
VAS
13.8
L
Mechanical resistance
RMS
0.7
N·s/m
Surround material
SBR Rubber

Dimensions

Nominal diameter
6
″
150
mm
Volume occupied by the driver
0.2
L
Net weight
1.0
kg
Frame material
Die cast Aluminium
SPL & Impedance
Scan-Speak 15W/4424G00 SPL & Impedance
Scan-Speak 15W/4424G00 Dimensions
DatasheetDatasheet

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