Speaker

[uaefame]

I have a 4ohms speaker with 4'' dual cone. its from kingwood KW-401. I just want to find out the B(magnatic field), L(inductance), b(damping cofficient), M(effective mass of air).


I am looking for any speaker not nessary this one

Anyone can tell me the spec of a speaker because i search the net the never mention about B, L, b, M.

Help needed

 

[audioguru]

Small dual cone speakers are very cheap and usually do not have any spec's.

Speaker spec's have Thiele-small parameters listed but use different letters that you do.

This website lists the parameters of over 4000 speakers:
The Thiele-Small Loudspeaker Database