4 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
Peerless GBS-85N25PR07-04 Shallow Woofer

Peerless GBS-85N25PR07-04

4 Ω
3.5 Shallow Woofer
fS130 Hz
SD35.3 cm²
100 - 1000 Hz
QTS0.70
xmax3 mm
SPL1W83.2 dB
Bl/√RE2.39
Pmax24 W
Peerless GBS-85N25PR03-04 Shallow Woofer

Peerless GBS-85N25PR03-04

4 Ω
3.5 Shallow Woofer
fS120 Hz
SD35.3 cm²
100 - 8000 Hz
QTS0.91
xmax3.1 mm
SPL1W83.8 dB
Bl/√RE1.62
Pmax30 W
Peerless GBS-115N25AL01-04 Shallow Woofer

Peerless GBS-115N25AL01-04

4 Ω
4.5 Shallow Woofer
fS90 Hz
SD58.1 cm²
90 - 4000 Hz
QTS0.63
xmax4.9 mm
SPL1W84.2 dB
Bl/√RE2.49
Pmax40 W