Precision Devices PD.155NR1

Name: PD.155NR1
Brand: Precision Devices

Mid Bass

15″ / 381 mm

Nominal diameter

37 Hz

Resonance

0.23

Q factor

96 dB

Sensitivity

± 12 mm

Linear excursion

2000 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.7; dB
Frequency response: 45 - 2000; Hz
Resonance frequency (free air)
f_S: 37.0; Hz
Mechanical quality factor
Q_MS: 6.10
Electrical quality factor
Q_ES: 0.24
Total quality factor
Q_TS: 0.23
Maximum linear excursion
x_max: 12.0; mm
Air volume displaced at x_max
V_D: 1074; cm³
Power handling
P: 1000; W
Program power
P_max: 2000; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.4; Ω
Inductance (1kHz)
L_E: 2.35; mH
VC Diameter: 127; mm
Winding height
H_VC: 30.5; mm
Winding material: Copper
Former material: Glass Fibre
Flux density
B: 1.18; T
Force factor
Bl: 28.6; N/A
Motor constant
Bl/√R_E: 12.3; N/√W
Air gap height
H_AG: 13; mm
Material: Neodymium
Effective diameter: 338; mm
Effective area
S_D: 895; cm²
Moving mass
M_MS: 154; g
Moving mass (without air load)
M_MD: 134.9; g
Material: Paper
Stiffness
K_MS: 8.12; N/mm
Compliance
C_MS: 123; µm/N
Equivalent volume to the compliance
V_AS: 140; L
Mechanical resistance
R_MS: 5.87; N·s/m
Nominal diameter: 15; ″
: 381; mm
Overall diameter: 408; mm
Baffle cutout diameter: 415; mm
Overall depth: 210; mm
Flange thickness: 11; mm
Mounting depth: 199; mm
Volume occupied by the driver (estimated): 5.6; L
Net weight: 10.0; kg

Datasheet

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Precision Devices PD.155NR1

Mid Bass

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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