SKU: V-2240-BF45 BF 45 - 4 Ohm

Visaton Speaker Driver - BF 45 - 4 Ohm Full Range Miniature Speaker
Art. No. 2240

Visaton BF 45 - 4 Ohm

Characteristics and Sound Properties
4.5 cm (1.8") fullrange speaker with aluminium diaphragm and transparent plastic basket with two mounting holes. Balanced frequency response and very good low range reproduction. Suitable for applications where slim construction and good music and speech reproduction are requested.

Technical Specifications

Rated power	4 W
Maximum power	8 W
Nominal impedance Z	4 Ohm
Frequency response	90-20000 Hz
Mean sound pressure level	79 dB (1W/1m)
Resonance frequency fs	160 Hz
Height of front pole-plate	3 mm
Voice coil diameter	17 mm
Height of winding	4 mm
Cutout diameter	45 mm
Net weight	32g
Temperature range	-25 ... 70 °C

Driver Dimensions

Loudspeaker Driver Dimensions and Measurements - all dimensions in mm (approx.)

Frequency and Impedance Response

Loudspeaker Frequency and Impedance Response Graph

Directivity Pattern

Loudspeaker Directivity Pattern (on and off axis response)