FRS 8 4 OHM Art. No. 2003 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 Used in / Accessories: PROTECTIVE GRILLE FR 8
sketch frequency- and impedance response	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) Maximum cone displacement 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 6 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 Heat resistance −25 ... 70 °C Similar Products F 8 SC 8 OHM FR 8 4 OHM FR 87 4 OHM FR 8 8 OHM FR 8 JS 8 OHM FR 8 WP 4 OHM (black) FR 8 WP 4 OHM (white) FR 8 WP 8 OHM (white) FRS 8 8 OHM FRS 8 M 8 OHM SC 8 N 8 OHM SL 87 WPM 4 OHM SL 87 WPM 8 OHM
Radiation pattern 2000 Hz Radiation pattern 5000 Hz Radiation pattern 10000 Hz