1.5″ / 38 mm
Nominal diameter
250 Hz
Resonance
1.9
Q factor
83 dB
Sensitivity
± 1.27 mm
Linear excursion
10 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.0
dB
Frequency response
180 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
250
Hz
Mechanical quality factor
QMS
4.92
Electrical quality factor
QES
3.21
Total quality factor
QTS
1.90
Large signal parameters
Maximum linear excursion
xmax
1.27
mm
Air volume displaced at xmax
VD
1.0
cm³
Power handling
P
5
W
Program power
Pmax
10
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.09
mH
VC Diameter
16
mm
Magnet
Force factor
Bl
1.23
N/A
Motor constant
Bl/√RE
0.482
N/√W
Air gap height
HAG
2
mm
Diaphragm
Effective diameter
31
mm
Effective area
SD
7.8
cm²
Moving mass
MMS
0.5
g
Moving mass (without air load)
MMD
0.5
g
Suspensions
Stiffness
KMS
1.16
N/mm
Compliance
CMS
860
µm/N
Equivalent volume to the compliance
VAS
0.069
L
Mechanical resistance
RMS
0.15
N·s/m
Surround material
Polyurethane
Dimensions
Nominal diameter
1.5
″
38
mm
Net weight
0.058
kg
Frame material
Pressed Steel
Similar speaker drivers to Peerless TC5FB00-08
1.5″Full-range
fS
250 Hz
SD
7.6 cm²
180 - 20000 Hz
QTS
1.60
xmax
1.3 mm
SPL1W
82 dB
Bl/√RE
0.555
Pmax
10 W
2″Full-range
fS
250 Hz
SD
12 cm²
150 - 20000 Hz
QTS
1.63
xmax
0.4 mm
SPL1W
87 dB
Bl/√RE
0.537
Pmax
10 W