But, kind sir, it makes NO difference if you LP + HP or HP + LP. So you
eliminate
all of the "reverse" cases!
Paul S.
thinking in the frequency domain
-----Original Message-----
From: Dave Bradley <
daveb@...>
To:
motm@onelist.com <
motm@onelist.com>
Date: Friday, May 14, 1999 10:07 AM
Subject: Re: [motm] 420 Questions
>From: "Dave Bradley" <daveb@...>
>
>Actually, there are 12 ways to connect 2 3 mode filters...
>
>Mr. Chroma
>
>> >What are the "6 ways" to connect 2 420s?
>>
>> LP + LP
>> LP + Notch
>> LP + HP
>> HP + HP
>> HP + Notch
>> Notch + Notch
>>
>
>
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