8CX300ND/N

Beyma 21cm (8in) Carbon Fiber Paper Cone Coax with 44mm Professional Compression Driver 8ohm

Technical specifications

Nominal impedance LF/HF
8/8 ohm
HF diaphragm ref.
5MSMC220PM48
LF Recone kit ref.
5M8CX3ND8
Nominal diameter
200 mm 8 in
Minimum impedance LF/HF
5.3 / 4.7 ohm
Frequency range
60-20000 Hz
Power capacity LF/HF
250/50 W AES
Program power LF/HF
500/100 w
Sensitivity LF/HF
96/104 dB @ 1w @ 1m
Recom. crossover frequency
1.5 kHz or higher (12dB/oct min slope)
Voice coil diameter LF/HF
62/44 mm - 2.5/1.75 in
Dispersion (conical)
70º
BL factor
12 N /A
Moving mass
0.020 kg
Winding length
15 mm
Xdamage pp
24 mm

Parameters Thiele & Small

Fs
61 Hz
Re
5.4 ohm
Qms
13
Qes
0.30
Qts
0.29
Vas
23 l
Cms
335 µm / N
Rms
0.6 kg/s
Efficiency %
1.6
Sd
0.022 m²
Xmax
6 mm
Vd
132 cm³
Le @1 kHz
0.3 mH

Construction details

Net weight
2.8 kg 6.2 lb
Total weight
3 kg 6.6 lb
Magnet
Neodymium