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Re: gEDA-user: [OFF] high current amplifier

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Subject: Re: gEDA-user: [OFF] high current amplifier
From: John Griessen <john@xxxxxxxxxxxxxx>
Date: Wed, 20 May 2009 10:17:35 -0500
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Dave McGuire wrote:

>    I believe this is commonly referred to as a "Class D" amplifier.   
> It is basically a switching regulator with a loop response time that  
> is fast enough to handle audio frequencies.

Sure.  and he says to operate "around 50 Hz", which I take as 35 to 65 Hz...fog horn.

With a limited required response the digital amp version can be
simplified.  To simplify to meet a spec is good design.

John
-- 
Ecosensory   Austin TX

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