AT60NC-4 Kapton
Precision diaphragm assembly
Unique foil damping
Optimized rear chamber
Two part faceplate
Smooth controlled dispersion
Very flat impedance curve
Nominal Impedance, 4 Ω
DC resistance, Re 3.9 Ω
Effective piston area, Sd 12.6 cm2
Free air resonance, Fs 2200 Hz
Sensitivity (2.83 V / 1 m), 91 dB
Frequency range, 2200-40000 Hz
Net weight, 332 g