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Author Message
  Topic: Dot Graph access/example
John Sigurdson

Replies: 2
Views: 10248

PostForum: Bug Reports   Posted: Thu Oct 07, 2010 2:17 am   Subject: Dot Graph access/example
Maybe it's me, but the access to the "Dot Graph Format" and "Dot Graph Options" dialog seems obscure. DPlot Help implies that "Dot Graph Format" should be on the "Op ...
  Topic: Fill Between Curves
John Sigurdson

Replies: 2
Views: 10376

PostForum: Suggestions/Questions   Posted: Wed Jul 05, 2006 1:21 am   Subject: Fill Between Curves
Dave,

That will work. Thanks for the quick reply.

John
  Topic: Off-topic - Free Historical Foreign Exchange Rate Data
John Sigurdson

Replies: 1
Views: 11570

PostForum: Suggestions/Questions   Posted: Wed Jul 05, 2006 1:17 am   Subject: Off-topic - Free Historical Foreign Exchange Rate Data
Dave,

Here's a non DPlot (off-topic) suggestion for quickly obtaining and DPlotting free historical foreign exchange-rate data that your users might like - similar to the previous one for free stoc ...
  Topic: Fill Between Curves
John Sigurdson

Replies: 2
Views: 10376

PostForum: Suggestions/Questions   Posted: Wed Jul 05, 2006 12:25 am   Subject: Fill Between Curves
Dave,

Dplot continues to be most useful.

I have an X/Y graph with two lines that cross at a mid-X value (Line 1 values exceed Line 2 values at X < mid-X and Line 2 values exceed Line 1 value ...
  Topic: FFT resolution and frequency spectrum
John Sigurdson

Replies: 2
Views: 11409

PostForum: Suggestions/Questions   Posted: Tue Aug 23, 2005 12:17 pm   Subject: FFT resolution and frequency spectrum
Thanks, again, David

I should have known...
  Topic: FFT resolution and frequency spectrum
John Sigurdson

Replies: 2
Views: 11409

PostForum: Suggestions/Questions   Posted: Mon Aug 22, 2005 11:20 pm   Subject: FFT resolution and frequency spectrum
David,

Starting with a pressure waveform in psi with 30 ms of data recorded at 1 MHz (30,000 data points). I lable the X axis as microseconds and Y axis as psi.

When I do an FFT of this signal, ...
  Topic: Crash on filtering generated sine wave
John Sigurdson

Replies: 3
Views: 17176

PostForum: Bug Reports   Posted: Tue Aug 09, 2005 3:01 am   Subject: Crash on filtering generated sine wave
Dave,

Thanks for the solution and quick reply. Much appreciated.

John
  Topic: Crash on filtering generated sine wave
John Sigurdson

Replies: 3
Views: 17176

PostForum: Bug Reports   Posted: Sun Aug 07, 2005 3:09 pm   Subject: Crash on filtering generated sine wave
I'm trying to estimate the roll off in dB for the bandpass filter by generating a 100 Hz sine wave and then setting the bandpass low cutoff just above 100Hz (150 Hz) and hi cut off at some 10s of kHz. ...
 
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