speaker komponen betavo b4 z407 original 4 inch B4Z407

Bbetaro®

PROFESSIONAL AUDIO

Speaker Component 4"

Type : B4-N407

84-2407

ELECTRO ACOUSTIC SPECIFICATIONS

Nominal Chassis Diameter

4/102 in/mm

MAX Power

80 Watts

RMS Power

40 Watts

Impedance

8 Ohm

Resonance(natural) Frequency

81 Hz

Frequency Response

81-18000Hz

Sensitivity(1W/1m)

87 dB

Voice Coil Diameter

0.7"/19.45mm

Winding material

KSV

Magnet

8 Oz

THIELE SMALL PARAMETERS

FS Hz

81 Hz

Vas

4.4 dm?

RE Ohms

6.2 ohm

Qms

3.9

Qes

0.78

Qts

0.65

BL T/m

5.1 T/m

MMS(gms)

3 grams

Xmax(mm)

1.2 mm

Sd

5.28 cm?

Efficiency %

0.2 %

EBP

124

Nett Weight

0.54 KG

Gross Weight

0.60 KG

Packing Size

11.5*11.5*7 CM