Beyma 3FR30

TECHNICAL SPECIFICATIONS
Nominal diameter 3 mm
Nominal impedance 8 Ohm
Minimum impedance 6.5 ohm
Power capacity 30 W AES
Program power 60 W
Sensitivity 91 dB @ 1 W/1m @ ZN
Frequency range 160-20000 Hz
Voice coil diameter 20.3 mm 0.8 in
BL factor 4.9 N/A
Moving mass 0.0022 kg
Winding length 10.5 mm
Air gap height 3 mm
THIELE SMALL PARAMETERS
Fs 160 Hz
Re 5.6 ohm
Qms 8
Qes 0.52
Qts 0.49
Vas 0.67 l
Cms 430 µm / N
Rms 0.28 kg/s
Efficiency % 0.5
Sd 0.003 m²
Xmax 4.5 mm
Vd 13.5 cm³
Le @1 kHz 0.25 mH
CONSTRUCTIVE DETAILS
Net weight 0.57 kg 1.25 lb
Total weight 0.7 kg 1.54 lb
Magnet Ferrite