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[aclug-L] Re: Low pass Filters?

[aclug-L] Re: Low pass Filters?

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To: <discussion@xxxxxxxxx>
Subject: [aclug-L] Re: Low pass Filters?
From: "Joseph Rose" <jerose@xxxxxxxxxxx>
Date: Thu, 17 May 2001 22:26:31 -0500
Reply-to: discussion@xxxxxxxxx

----- Original Message -----
From: "David Carmichael" <dec2955@xxxxxxxxxx>
To: <Undisclosed-Recipient:;;>
Sent: Thursday, May 17, 2001 10:25 AM
Subject: [aclug-L] Low pass Filters?

> Can you help me find a "barrel style" blocking filter that will block all
> signals higher than UHF channel 30 (567.25MHz)
> snip
> snip
> David E. Carmichael
> =====================================================
> Southwestern Bell Internet:
> Mailto: dec2955@xxxxxxxxxx
> Home Page:
> =====================================================
> Southwestern Bell Telephone
> Local Voice: (316) 524-0246
> Local Fax : (316) 524-9731
> =====================================================

It sounds to me that you need a tilt filter. Because of the propagation
caracteristics of lower frequencies in coax, the low vhf channels are
typically reduced by 6db before mixing with higher channels. The extra noise
is caused by any in-line amplifiers being driven to distortion.

Joe Rose
McClelland Sound, Inc.

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