Jensen Punch BP 8/150

Name: BP 8/150
Brand: Jensen

Bass Guitar Speaker

8″ / 209 mm

Nominal diameter

75 Hz

Resonance

0.33

Q factor

93 dB

Sensitivity

± 3.1 mm

Linear excursion

300 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 93.2; dB
Resonance frequency (free air)
f_S: 74.7; Hz
Mechanical quality factor
Q_MS: 3.61
Electrical quality factor
Q_ES: 0.36
Total quality factor
Q_TS: 0.33
Maximum linear excursion
x_max: 3.1; mm
Maximum excursion before damage
x_lim: 6.6; mm
Air volume displaced at x_max
V_D: 66; cm³
Power handling
P: 150; W
Program power
P_max: 300; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 6.1; Ω
Inductance (1kHz)
L_E: 0.71; mH
VC Diameter: 50; mm
Winding height
H_VC: 11; mm
Winding material: Copper
Former material: Kapton
Flux density
B: 1.1; T
Force factor
Bl: 13.29; N/A
Motor constant
Bl/√R_E: 5.39; N/√W
Air gap height
H_AG: 10; mm
Weight: 1.1; kg
Material: Ferrite
Effective diameter: 165; mm
Effective area
S_D: 214; cm²
Moving mass
M_MS: 22.4; g
Moving mass (without air load)
M_MD: 20.1; g
Material: Paper
Stiffness
K_MS: 4.93; N/mm
Compliance
C_MS: 203; µm/N
Equivalent volume to the compliance
V_AS: 13.1; L
Mechanical resistance
R_MS: 2.91; N·s/m
Surround material: Treated Cloth
Nominal diameter: 8; ″
: 209; mm
Overall diameter: 209; mm
Volume occupied by the driver (estimated): 1.3; L
Net weight: 3.1; kg
Frame material: Pressed Sheet

Datasheet

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Jensen Punch BP 8/150

Bass Guitar Speaker

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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