In Reply to: Re: 20khz from a 2" driver? posted by GM on June 15, 2000 at 20:28:44:
>>So you think he's figured a way around Hoffman's Iron Law? When I queried him before on this, he tried to change the subject and didn't respond.Don't know. I don't even know what that is.
>> What is the ~15deg phase shift referenced to?
The phase of the input signal I guess. Remember, this is electrical phase which is a function of the inductance.
>>WRT to Xmax, for that 1" to be linear will require that the driver be about as much suspension as diaphragm. This will severely reduce Vd, and hence LF output...
Actually, Babb drivers do not use any suspension. They have a patented mechanism that replaces the suspension. The suspension just adds to the weight that needs to be driven (something that some other manufacturers fail to mention when they quote the weight of their cones).
>> ...so I'm assuming that this isn't Xmax, but Xsus.
No, it's Xmax, but if you read it correctly you'll realize that the Xmax is 0.5", the peak-to-peak is 1". I guess I should have clarified that a bit more, but I thought it was clear enough out of the information I posted.
Enjoy
Deon
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- Re: 20khz from a 2" driver? - Deon C 18:59:18 06/17/00 (0)
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