LAAJAKAISTAELEMENTTI VISATON FRS 8 4 OHM

8 cm (3.3") HiFi fullrange driver. Linear frequency response between 200 and 20000 Hz. Suitable for surround effect speakers, mini sub/sat systems. Due to the small size very suitable for model construction and as control speaker for electronic devices.

Typical applications:
- Control speaker for electronic devices
- Ceiling-mounted speakers in railway carriages and busses
- Mini Hi-fi systems
- Model construction

Attributes:
- Moisturised cone
- Metal basket

Technical Data:
Rated power	30 W
Maximum power	50 W
Nominal impedance Z	4 Ohm
Frequency response	100–20000 Hz
Mean sound pressure level	82 dB (1 W/1 m)
Opening angle (-6 dB)	180°/4000 Hz
Excursion limit	+/−2,5 mm
Resonance frequency fs	115 Hz
Magnetic induction	0,8 T
Magnetic flux	200 µWb
Height of front pole-plate	4 mm
Voice coil diameter	20 mm
Height of winding	4,5 mm
Cutout diameter	73 mm
Net weight	0,28 kg
D.C. resistance Rdc	3,5 Ohm
Mechanical Q factor Qms	3,61
Electrical Q factor Qes	0,85
Total Q factor Qts	0,69
Equivalent volume Vas	1 l
Effective piston area Sd	31 cm²
Dynamically moved mass Mms	2,5 g
Force factor Bxl	2,2 T m
Inductance of the voice coil L	0,4 mH
Temperature range	−25 ... 70 °C