LAAJAKAISTAELEMENTTI VISATON SC 4.7 ND 4 OHM

Magnetically shielded oval fullrange driver with good efficiency and balanced frequency response with a clear highrange reproduction. Extremely small size due to a neodymium magnet system. Applicable as built-in speaker in TV's and PC's with very small mounting space.

Typical applications:
- Video monitoring screens
- TVs
- Control speaker for electronic devices

Attributes:
- Moisturised cone
- Metal basket
- Magnetically shielded

Technical Data:
Rated power	2 W
Maximum power	4 W
Nominal impedance Z	4 Ohm
Frequency response	220–20000 Hz
Mean sound pressure level	81 dB (1 W/1 m)
Opening angle (-6 dB)	180°/4000 Hz hor. 180°/4000 Hz ver.
Excursion limit	+/−0,5 mm
Resonance frequency fs	420 Hz
Magnetic induction	0,7 T
Magnetic flux	60 µWb
Height of front pole-plate	2 mm
Voice coil diameter	14 mm
Height of winding	2 mm
Cutout diameter	35 x 65 mm (oval)
Net weight	0,041 kg
D.C. resistance Rdc	3,8 Ohm
Mechanical Q factor Qms	4,43
Electrical Q factor Qes	6,55
Total Q factor Qts	2,64
Equivalent volume Vas	0,9
Effective piston area Sd	45 cm²
Dynamically moved mass Mms	0,7 g
Force factor Bxl	1,2 Tm
Inductance of the voice coil L	0,2 mH
Temperature range	−25 ... 70 °C