19 results
Nominal diameter
SensitivitySPL1W
dB

Thiele & Small parameters

Resonance frequencyfS
Hz
Mechanical quality factorQMS
Electrical quality factorQES
Total quality factorQTS

Large signal parameters

Maximum linear excursionxmax
mm
Air volume displaced at xmaxVD
cm³
Program powerPmax
W

Voice Coil & Magnet

Nominal impedanceZ
Ω
DC resistanceRE
Ω
Force factorBl
N/A
Motor constantBl/√RE
N/√W
InductanceLE
mH
VC Diameter
mm

Diaphragm

Effective diameter
mm
Effective areaSD
cm²
Moving massMMS
g

Suspensions

StiffnessKMS
N/mm
ComplianceCMS
µm/N
Equivalent volume to CMSVAS
L
Mechanical resistanceRMS
N·s/m

Dimensions

Overall size
mm
Baffle cutout diameter
mm
Overall depth
mm
Mounting depth
mm
Volume occupied
L
Net weight
kg
Lowther PM8 Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 20000 Hz
QTS
0.33
xmax
1.0 mm
SPL1W
95 dB
Bl/√RE
3.18
Pmax
200 W
Lowther PM7A Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 20000 Hz
QTS
0.31
xmax
1.0 mm
SPL1W
96 dB
Bl/√RE
3.35
Pmax
200 W
Lowther PM6C Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 20000 Hz
QTS
0.46
xmax
1.0 mm
SPL1W
94 dB
Bl/√RE
2.66
Pmax
200 W
Lowther PM6A Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 20000 Hz
QTS
0.46
xmax
1.0 mm
SPL1W
94 dB
Bl/√RE
2.68
Pmax
200 W
Lowther PM5 Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 20000 Hz
QTS
0.19
xmax
1.0 mm
SPL1W
98 dB
Bl/√RE
4.28
Pmax
200 W
Lowther PM4 Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 20000 Hz
QTS
0.16
xmax
1.0 mm
SPL1W
99 dB
Bl/√RE
4.6
Pmax
200 W
Lowther PM2A Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 20000 Hz
QTS
0.21
xmax
1.0 mm
SPL1W
98 dB
Bl/√RE
4.03
Pmax
200 W
Lowther EX4 Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 22500 Hz
QTS
0.23
xmax
1.0 mm
SPL1W
97 dB
Bl/√RE
3.76
Pmax
200 W
Lowther EX3 Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 22000 Hz
QTS
0.25
xmax
1.0 mm
SPL1W
97 dB
Bl/√RE
3.67
Pmax
200 W
Lowther EX2 Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 20000 Hz
QTS
0.32
xmax
1.0 mm
SPL1W
95 dB
Bl/√RE
3.17
Pmax
200 W
Lowther DX65 Full-range
7Full-range
fS
82 Hz
SD
106 cm²
80 - 22500 Hz
QTS
0.26
xmax
1.0 mm
SPL1W
96 dB
Bl/√RE
4.41
Pmax
200 W
Lowther DX55 Full-range
7Full-range
fS
82 Hz
SD
106 cm²
80 - 22000 Hz
QTS
0.26
xmax
1.0 mm
SPL1W
96 dB
Bl/√RE
4.36
Pmax
200 W
Lowther DX45 Full-range
7Full-range
fS
82 Hz
SD
106 cm²
80 - 20000 Hz
QTS
0.32
xmax
1.0 mm
SPL1W
95 dB
Bl/√RE
3.81
Pmax
200 W
Lowther DX4 Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 22000 Hz
QTS
0.22
xmax
1.0 mm
SPL1W
98 dB
Bl/√RE
4.13
Pmax
200 W
Lowther DX3 Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 22000 Hz
QTS
0.22
xmax
1.0 mm
SPL1W
98 dB
Bl/√RE
4.04
Pmax
200 W
Lowther DX2 Full-range
8Full-range
fS
45 Hz
SD
210 cm²
30 - 20000 Hz
QTS
0.30
xmax
1.0 mm
SPL1W
96 dB
Bl/√RE
3.46
Pmax
200 W
Lowther C45 Full-range
7Full-range
fS
82 Hz
SD
106 cm²
80 - 20000 Hz
QTS
0.41
xmax
1.0 mm
SPL1W
93 dB
Bl/√RE
3.11
Pmax
200 W
Lowther A55 Full-range
7Full-range
fS
82 Hz
SD
106 cm²
80 - 22000 Hz
QTS
0.36
xmax
1.0 mm
SPL1W
94 dB
Bl/√RE
3.57
Pmax
200 W
Lowther A45 Full-range
7Full-range
fS
82 Hz
SD
106 cm²
80 - 20000 Hz
QTS
0.53
xmax
1.0 mm
SPL1W
92 dB
Bl/√RE
2.87
Pmax
200 W