Beyma 6 B 30 P - Polypropylen

-6 %

RRP 71,00 €

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-6 %

This 6.5" unit has been designed to provide a wide, smooth response in the low and mid frequency range, with reduced harmonic distortion due the use of a copper ring on the pole piece, and polypropylene material in the cone construcion for a clean, natural sound reproduction. This model is especially recommended for studio and domestic applications, in small size 2 or 3 way enclosure.

Short data

Usage as Bass-Midrange
Power Handling 50 Watt
Impedance 8 Ohm
Frequency from 50 Hz
Max. Frequency 12 kHz
Sound pressure 90 dB


Overall dimensions 166 mm
Baffle cutout 140 mm
Depth (Total) 78 mm
Frame Material Steel plate
Membrane Type Cone
Membrane Surround Rubber
Membrane Material Polypropylen
Voice coil Ø 26 mm
Voice coil height 14 mm
Voice coil material Aluminium
Magnet Ø 90 mm
Magnet-weight 1000 g


Resonance fs fs: 55 Hz
Mechanical Q Qms: 3.36
Electrical Q Qes: 0.76
Total Q Qts: 0.62
Equivalent Air-Volumen Vas: 18 Liter
DC-Resistance Re: 5.9 Ohm
Coil Inductance Le: 0.5 mH
Mech. Compliance Cms: 0.59 mm/N
Moving Mass Mms: 14 g
mech. Resistance Rms: 1.44 kg/s-¹
Max. Excursion +/- Xmax: 4 mm
BL Product Bl: 5.9 N/A
Membrane Area Sd: 140 cm²
Sound pressure dB: 90 SPL
Efficiency Nref: 0.4 %

Frequency, Harmonic Distortion


Technical Dimesions

PDF-Product information

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