SpeakerTalk Forum Index SpeakerTalk
This forum has been set up to facilitate discussion of 1970s KEF speakers and drive units. The owner of the Forum has no connection with KEF Audio.
 
 FAQFAQ   SearchSearch   MemberlistMemberlist   UsergroupsUsergroups   RegisterRegister 
 ProfileProfile   Log in to check your private messagesLog in to check your private messages   Log inLog in 

Richard Allan Loudspeakers & Transducers.

 
Post new topic   Reply to topic    SpeakerTalk Forum Index -> Other speakers
View previous topic :: View next topic  
Author Message
proffski
Über Contributor 1000+


Joined: 22 Aug 2003
Posts: 1296
Location: Tewkesbury UK

PostPosted: Tue Jun 13, 2006 11:49 pm    Post subject: Richard Allan Loudspeakers & Transducers. Reply with quote

Ok, on the assumption that the bass driver you have is the CG12 here are the details of that particular unit. There were also CG12T, CG12-S as well as CG12-SS.

Parameters For The CG12
Fs= 30Hz
Qms = 3.52
Qes = 0.36
Qt = 0.327
VAS (cu-ft) = 1.86
No = % 0.51
Cms (M/N) = 17.90
Mms (gms) = 11.40
Bl (Wb/M) = 13.7

Gap Flux = 14,000 gauss.
Total flux = 105,000 maxwells.
Power handling 10W.
Back to top
View user's profile Send private message Send e-mail
Display posts from previous:   
Post new topic   Reply to topic    SpeakerTalk Forum Index -> Other speakers All times are GMT + 1 Hour
Page 1 of 1

 
Jump to:  
You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot vote in polls in this forum


Powered by phpBB © 2001, 2005 phpBB Group