SB Acoustics SB29BNC-C000-4

SB Acoustics SB29BNC-C000-4 Dome Tweeter

• Beryllium dome for non-resonant high frequency extension
• Copper cap on pole piece for reduced voice coil inductance and minimum phase shift
• CCAW voice coil for low moving mass
• Internal pressure equalization and flow resistor for non-resonant coupling of cavities
• Long life flexible lead wires
• Inherently shielded neodymium motor system
• Compact design
• Low resonance frequency

Specifications

• power handling (continuous/programme) = ? W
• frequency range = 900-35000 Hz
• resonance frequency fs = 950 Hz
• impedance R = 4 Ohm
• sound pressure level SPL = 95 dB (2,83V; 1m)
• DC resistance Re = 3.0 Ohm
• force factor BL = 2.6 N/A
• voice coil inductance L = 0,05 mH
• effective piston radiating area Sd = 9,6 cm²
• effective mechanical mass incl. air load mms = 0,46 g
• total Q factor Qts = 0,69 (Qms=1,36, Qes=1.40)
• voice coil diameter = 29 mm
• mounting diameter d = 55 mm
• overall diameter d = 72 mm
• mounting depth (not countersunk) t = 26.8 mm