Mission CP-134

13 cm midrange driver with paper cone.  The voice coil is ventilated. The voice coil is made of kapton.

Specifications

• requency range = 50-10000 Hz
• resonance frequency fs = 53,8 Hz
• impedance R = 4 Ohm
• sound pressure level SPL = 88 dB (2,83V; 1m)
• DC resistance Re = 3,3 Ohm
• force factor BL = 5,44 N/A
• effective piston radiating area Sd = 82 cm²
• effective mechanical mass incl. air load mms = 8,83 g
• equivalent volume of compliance Vas = 9,24 l
• total Q factor Qts = 0,31 (Qms=6,34, Qes=0,33)
• voice coil diameter = 25 mm
• mounting diameter d = 111 mm
• overall diameter d = 126 mm
• mounting depth (not countersunk) t = 72 mm