RFI
[Top] [All Lists]

Re: [RFI] DSL Filter Update

To: <rfi@contesting.com>
Subject: Re: [RFI] DSL Filter Update
From: "Andy" <ingraham.ma.ultranet@rcn.com>
Reply-to: Andy <ingraham.ma.ultranet@rcn.com>
Date: Sat, 7 Mar 2009 18:41:29 -0500
List-post: <rfi@contesting.com">mailto:rfi@contesting.com>
>... But even if the wrong source/load impedance is used the shape of the
> passband/stopband will not change - only the overall attenuation.

The source/load impedance do indeed affect the shape.  In the vicinity of
cutoff it changes the Q and you can get peaking or very gradual rolloff with
the wrong impedance.  And the stopband attenuation could be way different.

Andy


_______________________________________________
RFI mailing list
RFI@contesting.com
http://lists.contesting.com/mailman/listinfo/rfi

<Prev in Thread] Current Thread [Next in Thread>