Fountek FR88

• Die cast chassis 
• Aluminum cone 
• extended frequency response 
• 25 mm voice coil  
• Low distortion

Specifications

• power handling (continuous/programme) = 15 W
• frequency range = 105-25000 Hz
• resonance frequency fs = 105 Hz
• impedance R = 8 Ohm
• sound pressure level SPL = 85 dB (2,83V; 1m)
• DC resistance Re = 6,3 Ohm
• force factor BL = 3,152 N/A
• effective piston radiating area Sd = 27,34 cm²
• effective mechanical mass incl. air load mms = 2 g
• equivalent volume of compliance Vas = 1,2 l
• total Q factor Qts = 0,6 (Qms=2,568, Qes=0,777)
• voice coil diameter = 25 mm
• maximum peak linear excursion vibration x_lin = +/- 1 mm
• mounting diameter d = 73,9 mm
• overall diameter d = 88,4 mm
• mounting depth (not countersunk) t = 48,1 mm
• mass m = 0,58 kg