need help with some terminology

[plyhammer 10+ year member]

using winisd and i need to know what Pe, Bl, and Sd stand for. thanks

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[g30ffr3y 10+ year member]

BL is motor strength.

 

[swimfreak26 10+ year member]

Pe is nominal power handling,

Sd is surface area of the cone.

 

[plyhammer 10+ year member]

thanks, so what would the Pe, Sd, and Bl be of the following:

4" extended range drivers

Driver features: 3/4" V.C. on paper former, large flat spider, paper cone, rubber surround, and a paper dustcap.

Specifications: *Power Handling: 5 watts RMS/10 watts max *VCdia: 3/4" *Le: .60 mH *Znom: 8 ohms *Re: 7.50 ohms *Frequency range: 75-15,000 Hz *Fs: 105 Hz *SPL: 86 dB 2.83V/1m *Vas: .08 cu. ft. *Qms: 5.0 *Qes: .90 *Qts: .76 *Xmax: 1 mm *Driver Dimensions: Overall Diameter: 4", Cutout Diameter: 3-11/16", Mounting Depth: 2-1/4"

 

[squeak9798 5,000+ posts]

Pe would be 5w.

Bl and Sd can not be determined from that info.