Fountek FR88EX

• Extend frequency response 
• Low distortion, long linear excursion 
• Die cast chassis, aluminum cone 
• 25 mm voice coil 
• Neodymium magnet 

Specifications

• power handling (continuous/programme) = 15 W
• frequency range = 95-20000 Hz
• resonance frequency fs = 95 Hz
• impedance R = 8 Ohm
• sound pressure level SPL = 84,3 dB (2,83V; 1m)
• DC resistance Re = 6 Ohm
• force factor BL = 3,313 N/A
• effective piston radiating area Sd = 27,34 cm²
• effective mechanical mass incl. air load mms = 2,356 g
• equivalent volume of compliance Vas = 1,269 l
• total Q factor Qts = 0,47 (Qms=1,96, Qes=0,622)
• voice coil diameter = 25 mm
• maximum peak linear excursion vibration x_lin = +/- 3 mm
• mounting diameter d = 73 mm
• overall diameter d = 88,4 mm
• mounting depth (not countersunk) t = 38 mm
• mass m = 0,35 kg