PHL audio 3860NdSM

Mid-range

10″ / 250 mm
Nominal diameter
90 Hz
Resonance
0.18
Q factor
100 dB
Sensitivity
± 2.5 mm
Linear excursion
500 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
99.5
dB
Frequency response
120 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
90.0
Hz
Mechanical quality factor
QMS
2.98
Electrical quality factor
QES
0.19
Total quality factor
QTS
0.18

Large signal parameters

Maximum linear excursion
xmax
2.5
mm
Maximum excursion before damage
xlim
4.0
mm
Air volume displaced at xmax
VD
94
cm³
Power handling
P
250
W
Program power
Pmax
500
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz, estimated)
LE
0.7
mH
VC Diameter
77
mm
Winding height
HVC
12
mm

Magnet

Force factor
Bl
25.2
N/A
Motor constant
Bl/√RE
10.7
N/√W
Air gap height
HAG
10
mm
Diameter
140
mm
Material
Neodymium

Diaphragm

Effective diameter
219
mm
Effective area
SD
377
cm²
Moving mass
MMS
38
g
Moving mass (without air load)
MMD
32.9
g

Suspensions

Stiffness
KMS
12.5
N/mm
Compliance
CMS
80
µm/N
Equivalent volume to the compliance
VAS
16.5
L
Mechanical resistance
RMS
7.21
N·s/m

Dimensions

Nominal diameter
10
250
mm
Overall diameter
255
mm
Baffle cutout diameter
229
mm
Overall depth
115
mm
Flange thickness
11
mm
Mounting depth
104
mm
Volume occupied by the driver
1.3
L
Net weight
4.3
kg
PHL audio 3860NdSM Dimensions

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