Re: Useless questions

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Jim Lux by way of Terry Fritz <twftesla-at-qwest-dot-net>" <jimlux-at-earthlink-dot-net>

sound card  does the digitizing into a .WAV
a shareware program called SOX converts the format to something useful (i.e.
a text file)


----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Sunday, February 24, 2002 9:32 PM
Subject: Re: Useless questions


> Original poster: "Ed Phillips by way of Terry Fritz <twftesla-at-qwest-dot-net>"
<evp-at-pacbell-dot-net>
>
> Tesla list wrote:
> >
> > Original poster: "Jim Lux by way of Terry Fritz <twftesla-at-qwest-dot-net>"
> <jimlux-at-earthlink-dot-net>
> >
> > Actually, some form of CWFM might work here.. sweep the frequency of the
> > transmitter (many have a varactor in the cavity for just this
purpose)...
> > digitize the audio return... take Fourier transform, etc....
>
> If you could get the received signal digitized into a file that would
> be a snap - the Fourier analysis routine in Excel works just fine.
> Problem is all of the stuff it would take to do that.  Straightforward
> enough, but more work than I'm interested in undertaking.
>
> Ed
>
>
>