VOLT BM165.1

Name: BM165.1
Brand: VOLT

Mid Bass

6.5″ / 165 mm

Nominal diameter

30 Hz

Resonance

0.24

Q factor

87 dB

Sensitivity

± 6.3 mm

Linear excursion

200 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 87.4; dB
Frequency response: 50 - 3000; Hz
Resonance frequency (free air)
f_S: 30.0; Hz
Mechanical quality factor
Q_MS: 4.12
Electrical quality factor
Q_ES: 0.26
Total quality factor
Q_TS: 0.24
Maximum linear excursion
x_max: 6.3; mm
Maximum excursion before damage
x_lim: 12.0; mm
Air volume displaced at x_max
V_D: 97; cm³
Power handling
P: 100; W
Program power
P_max: 200; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.5; Ω
Inductance (1kHz)
L_E: 1.2; mH
VC Diameter: 38; mm
Winding material: Copper
Force factor
Bl: 9.8; N/A
Motor constant
Bl/√R_E: 4.18; N/√W
Weight: 1.55; kg
Material: Ferrite
Effective diameter: 140; mm
Effective area
S_D: 154; cm²
Moving mass
M_MS: 25; g
Moving mass (without air load)
M_MD: 23.5; g
Material: Coated Black HIPS
Stiffness
K_MS: 0.81; N/mm
Compliance
C_MS: 1230; µm/N
Equivalent volume to the compliance
V_AS: 40.8; L
Mechanical resistance
R_MS: 1.14; N·s/m
Surround material: Low Loss Rubber
Nominal diameter: 6.5; ″
: 165; mm
Overall diameter: 189; mm
Baffle cutout diameter: 163; mm
Overall depth: 90; mm
Flange thickness: 6; mm
Mounting depth: 84; mm
Volume occupied by the driver: 0.7; L
Net weight: 1.95; kg
Frame material: Diecast Aluminium Vented

Datasheet

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VOLT BM165.1

Mid Bass

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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