Re: Fourier Transforms for Idiots?
- To: mathgroup at smc.vnet.net
- Subject: [mg37686] Re: Fourier Transforms for Idiots?
- From: "Tom Hardy" <tomhardy at cox.net>
- Date: Fri, 8 Nov 2002 02:16:10 -0500 (EST)
- References: <aq878p$e74$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
"Ron Hubbard" <hubbard_ron at hotmail.com> wrote in message news:aq878p$e74$1 at smc.vnet.net... > For a research project I need to know if radio waves of > various frequencies are either constructively or destructively > interfering with each other. I was told Fourier transforms are > good for this purpose, but I am mathematically challenged and > have problems with 2+2. > > How complicated is it to use Mathematica to determine these > kinds of interactions? Does anyone know of any software or > programs available where values can be plugged in without > having to know a lot of math? > > Thanks. > > > I'm not sure what you mean by "in phase" and "cancellation" at the same time. Two sources of the same frequency can be phased to "cancel" for "a long time". Two sources of different frequencies reinforce and cancel over a "short time".