GRS 4PF-8 Woofer 4" 10 cm - membrana in carta 8 Ohm

GRS - Great Replacement Speakers

Ottimi altoparlanti per chi ha bisogno di sostuire i propri fuori uso. Le caratteristiche permottono a questi altoparlanti di addattarsi facilmente in tutte le situazioni. Ovviamente sono validi anche per progetti ex-novo!

Resonant frequency fS 98 Hz

Electrical Q QES 1.90

Mechanical Q QMS 4.55

Total Q factor QTS 1.34

Suspension equivalent air volume VAS 3.4 litres

DC resistance RE 7.49 Ω

Voice coil inductance LE 0.88 mH

Maximum linear excursion Xmax ± 2.5 mm

Efficiency η₀ 0.16 %

Efficiency bandwidth product EBP 51

Overall diameter 104.8 mm

Baffle hole diameter 95.3 mm

Mounting depth 54 mm

Diaphragm material Treated Paper

Voice coil diameter 25.4 mm

Magnet Ferrite

Highlights

• Perfect for use in sealed-box home theater and music systems
• Poly-laminated paper cone, treated foam surround, and polymer dust cap
• Smooth frequency response with minimal cone breakup
   

Product Details

GRS 4PF-8 4" Paper Cone Foam Surround Woofer

Thanks to their carefully optimized parameters, GRS 4PF-8 4" poly-laminated paper cone woofers offer a high degree of compatibility when used as replacement speakers—they also provide excellent performance in new projects, too.