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FR 8 WP - 4 Ohm (black)

Art. No. 2148

Saltwater resistant 8 cm (3.3") full-range speaker with moulded plastic cone, plastic basket and grille. Absolutely corrosion-resistant and waterproof due to encased magnet and silicon-coated leads. Clear-cut high-range output.

*) IP protection class for front side when built into a sealed enclosure

Typical applications
  • Outdoor PA systems
  • Loudspeaker for solariums and damp
  • Boats, ships and open vehicles
Attributes
  • Seawater proof
  • Functionally at low temperature according to EN 60068-2-1 (-40 °C; 96 h)
  • Up to the standards of the Germanischer Lloyd (requirements for electrical equipment/low temperature)
  • Plastic: ASA (UL 94:HB; UV-/weather-proof)
  • Ball-resistant

WEEE-reg. no.: DE 79837685

Industrial prices are available on request.
Technical Data
Sketch
Amplitude & Impedance Frequency
Directivity pattern
Nennbelastbarkeit 15 W
Nennimpedanz Z 4 Ohm
Übertragungsbereich (-10 dB) 100–20000 Hz
Mittlerer Schalldruckpegel 84 dB (1 W/1 m)
Abstrahlwinkel (−6 dB) 114°/4000 Hz
Grenzauslenkung +/−3 mm
Resonanzfrequenz fs 158 Hz
Magnetische Induktion 1 T
Magnetischer Fluss 190 µWb
Obere Polplattenhöhe 3 mm
Schwingspulendurchmesser 20 mm
Wickelhöhe 4 mm
Schallwandöffnung 74 mm
Gewicht netto 0.23 kg
Gleichstromwiderstand Rdc 4.1 Ohm
Mechanischer Q-Faktor Qms 2.62
Elektrischer Q-Faktor Qes 1.33
Gesamt-Q-Faktor Qts 0.88
Äquivalentes Luftnachgiebigkeitsvolumen Vas 0.4 l
Effektive Membranfläche Sd 30 cm²
Dynamische bewegte Masse Mms 2.9 g
Antriebsfaktor Bxl 2.8 T m
Schwingspuleninduktivität L 0.3 mH
Farbe black
Anschlüsse 5.2 x 0.5 mm (+)/2.8 x 0.5 mm (-)
IP Schutzklasse IP 65 *) IP 67
Temperaturbereich −40 ... 80 °C

Used in / Accessories:

Gasket for FR 8 WP

For watertight mounting of- FR 8 WP 4 OHM (black)- FR 8 WP 4 OHM (white)- FR 8 WP 8 OHM (black)- FR 8 WP 8 OHM (white)

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