PSN-L Email List Message

Subject: RE: Digest from 07/17/2007 00:01:20
From: "Stephen Hammond" shammon1@.............
Date: Sat, 21 Jul 2007 10:25:46 -0700


I was wondering if anybody has written a Java program that uses Larry's
PSN formatted data. I would be interested in seeing the source code and
what they did with it. 
Steve Hammond PSN San Jose, CA
 
-----Original Message-----
From: psn-l-request@.............. [mailto:psn-l-request@...............
On Behalf Of Bobhelenmcclure@.......
Sent: Saturday, July 21, 2007 8:04 AM
To: psn-l@............... PETERS_RD@..........
Subject: Re: Digest from 07/17/2007 00:01:20
 
Hi Randall,
 
  I tried out your QuickBasic program using the compiled program and
running from the source code. Changing the file name is not necessary,
so long as you enter the complete name.
 
  You neglected to tell users what keys to use to re-run or terminate
the program. 
 
Cheers,
 
Bob
 
~~~~~~~~~~Original Message~~~~~~~~~~~
Subject: Re: Digest from 07/17/2007 00:01:20
From: Randall Peters PETERS_RD@..........
Date: Thu, 19 Jul 2007 11:52:05 -0400
 
Because of  the recent interest in FFT's, I have posted some files on my
webpage at
http://physics.mercer.edu/hpage/psn/psn.html
  The pdf's should help those of you who have been wondering how the
Fourier transform works and why the Cooley-Tukey form (Fast version)
is SO MUCH better than the discrete FT (for which there is much
needless, repetitive calculations).
  The executable can be downloaded (I promise that it is safe to use)
and some data files have been posted to the site so that you can run
test cases.  test and test 2 are pure sine signals, one with a period of
17 s and the other 1000 s.  The 0704 file is a record of the Solomon
Islands EQ recorded wtih Larry Cochrane's VolksMeter.  Before you can
use the files you must rename your saved version (*.txt) to *.dat.  This
suffix must be typed in along with the filename when you are prompted
for the input file.



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I was wondering = if anybody has written a Java program that uses Larry’s PSN formatted = data. I would be interested in seeing the source code and what they did with it. =

Steve Hammond PSN = San Jose, CA

 

-----Original = Message-----
From: = psn-l-request@.............. [mailto:psn-l-request@............... On Behalf Of Bobhelenmcclure@.......
Sent: Saturday, July 21, = 2007 8:04 AM
To: psn-l@............... PETERS_RD@..........
Subject: Re: Digest from 07/17/2007 00:01:20

 

Hi = Randall,

 

  I tried out your QuickBasic program using the compiled program and = running from the source code. Changing the file name is not necessary, so long as you = enter the complete name.

 

  You neglected to tell users what keys to use to re-run or terminate the program. 

 

Cheers,

 

Bob

 

~~~~~~~~~~Origin= al Message~~~~~~~~~~~

Subject: Re: Digest from 07/17/2007 00:01:20
From: Randall Peters PETERS_RD@..........
Date: Thu, 19 Jul 2007 11:52:05 -0400

 

Because of  the recent interest in FFT's, I have posted some files on my = webpage at
http://physics.merc= er.edu/hpage/psn/psn.html
  The pdf's should help those of you who have been wondering how = the Fourier transform works and why the Cooley-Tukey form (Fast version)
is SO MUCH better than the discrete FT (for which there is much = needless, repetitive calculations).
  The executable can be downloaded (I promise that it is safe to = use) and some data files have been posted to the site so that you can run test cases.  test and test 2 are pure sine signals, one with a period of = 17 s and the other 1000 s.  The 0704 file is a record of the Solomon = Islands EQ recorded wtih Larry Cochrane's VolksMeter.  Before you can use the = files you must rename your saved version (*.txt) to *.dat.  This suffix = must be typed in along with the filename when you are prompted for the input = file.




Get a sneak peek of the all-new AOL.com.


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