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3Pi or 4Pi? [message #91771] Tue, 28 April 2020 16:04 Go to previous message
Jimmy D. is currently offline  Jimmy D.
Messages: 3
Registered: April 2020
Esquire
I'm new to the forum. I want to help my graduating son build a pair of high efficiency speakers to compliment his singled ended KT88 amp he built. I want a compression driver and a very high efficiency. Looks like my options with Wayne's designs are either the 3 or 4, that can fit a modest space at least.

A couple questions:

Why is there so much difference in efficiency between the 3 and 4?

How can I get a copy of the plans for the 4?

Are the kit parts readily available for the 3 and 4?

What is the approximate -3 dB point for the 3 and 4?

Thanks in advance,
Jim
 
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