Re: Better FM radio reception?

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#242

From: The Evil EE Minion
Date: Fri, 06 Nov 1998 00:00

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Chris Sidi wrote:

> Why do people make FM dipole antennas then? IIRC, radio shack sells a

Because they're really cheap..

> receive, some of them are so strong that the front end of the receiver
> gets overloaded. Once overloaded it doesn't pick up the weaker stations

True.. This is called the noise floor. A strong signal on one frequency
can raise the noise floor across a wider frequency range, increasing the
minimum discernable signal at nearby frequencies.

> So if you attenuate the whole signal from your antenna you can move the
> stronger stations down to a level where your receiver is not overloaded

This is a good point, although if you're in home park, I don't think
that there are any stations that are strong enough to warrant this..

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From: The Evil EE Minion <fh28@prism.gatech.edu>
Subject: Re: Better FM radio reception?
Date: 1998/11/06
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