|
|
Beyma 4FR40 - 4" 40W 8 Ohm
- 4" Full-range compact ferrite loudspeaker
- 80W program power
- Extended response and low distortion
- Paper cone and SantopreneTM surround
- Pressed steel basket
- Ceramic magnet
- Ideal for beam-steering application (columns), portable array and compact applications
Technical Specifications
- Nominal diameter 100 mm 4 in
- Nominal impedance 8 Ohm
- Minimum impedance 7.3 ohm
- Power capacity 40 W AES
- Program power 80 W
- Sensitivity 87 dB 1 W/1 m @ ZN
- Frequency range 100-20000 Hz
- Voice coil diameter 20.3 mm 0.8 in
- BL factor 4.2 N/A
- Moving mass 0.0044 kg
- Winding length 7.7 mm
- Air gap height 5 mm
- Xdamage pp -
Thiele Small Parameters
- Fs 92 Hz
- Re 6.4 ohm
- Qms 11.3
- Qes 0.96
- Qts 0.88
- Vas 2.8 l
- Cms 668 µm / N
- Rms 0.23 kg/s
- Efficiency % 0.22
- Sd 0.0055 m²
- Xmax 3 mm
- Vd 11 cm³
- Le @1 kHz 0.2 mH
Constructive Details
- Net weight 0.55 kg 1.2 lb
- Total weight 0.75 kg 1.65 lb
- Magnet Ferrite
Other Beyma products similar to Beyma 4FR40 - 4" 40W 8 Ohm: |
|
Beyma 4FR40 - 4" 40W 8 Ohm PDF data sheet (2 Mb)
View Beyma website for more information for Beyma 4FR40