Beyma 4FR40 4" FULL RANGE Loudspeaker 80W 8Ohm 100-20000Hz, 87dB

Beyma 4FR40 4" FULL RANGE Loudspeaker 80W 8Ohm 100-20000 Hz 87dB

4" Full-range compact ferrite loudspeaker 80W program power Extended response and low distortionPaper cone and Santoprene TM surroundPressed steel basketCeramic magnetIdeal 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 inBL factor 4.2 N/AMoving mass 0.0044 kgWinding length 7.7 mmAir gap height 5 mmXdamage pp -

Thiele Small Parameters
Fs 92 HzRe 6.4 ohmQms 11.3Qes 0.96Qts 0.88Vas 2.8 lCms 668 µm / NRms 0.23 kg/sEfficiency % 0.22Sd 0.0055 m²Xmax 3 mmVd 11 cm³Le @1 kHz 0.2 mH

Constructive Details
Overall diameterBolt circle diameter 118,2 mm 4,65 inBaffle cutout diameter:108,2 mm 4,26 inFront mount 92 mm 3,62 inDepth 60 mm 2,36 inNet weight 0,55 kg 1,21 lbShipping weight 0,75 kg 1,65 lbMagnet Ferrite