PSN-L Email List Message

Subject: Re: New WinQuake Release
From: Dave Booth kc6wfs@...........
Date: Wed, 23 May 2001 21:55:26 -0700




Hi Larry,
I am sending off the registration for winquake tomarrow.
Darn the 30days went so fast.
When you get the MO can you email me the ser. number?
I'll include it on your form.
Thanks.
Dave Booth


Larry Cochrane wrote:
> 
> Greetings,
> 
> I released a new version of WinQuake today. You can down load the beta
> release here: http://www.seismicnet.com/software.html
> 
> Here's what's new in this release:
> 
> I fixed a bug in how WQ saves data in the new PSN format. The spec says to
> save two CRC (a way of checking the validity of data) bytes at the end of
> the file even if the CRC is not calculated. SDR, while not calculating the
> CRC, did save the two bytes at the end of the file and set the NO_CRC flag
> in the header section. When WQ updated the file, it would set the CRC flag
> but not write out the two bytes at the end of the file. Since older beta
> release did use the CRC bytes it wasn't a problem. This release calculates
> and saves the CRC bytes when saving the event file and if the NO_CRC flag is
> clear, it will test the CRC when reading in an event file. If the calculated
> CRC does not match the CRC bytes in the file you will get an error message.
> 
> Since people are sending in event files in the new format I created a simple
> program to check all of the event files on my system to see if they are two
> bytes short. If an event file was short the program would append two bytes
> to the end of the file. If you are sending in event files in the new format
> please upgrade to this release before sending anymore in.
> 
> This release has a new dialog box that displays the RMS (Root Means Square),
> minimum, maximum and mean of the viewed data. This dialog box can be opened
> by using the Calculate and RMS / Max / Min menu items.
> 
> Thanks it.
> 
> -Larry Cochrane
> Redwood City, PSN
> 
> __________________________________________________________
> 
> Public Seismic Network Mailing List (PSN-L)
> 
> To leave this list email PSN-L-REQUEST@.............. with
> the body of the message (first line only): unsubscribe
> See http://www.seismicnet.com/maillist.html for more information.
__________________________________________________________

Public Seismic Network Mailing List (PSN-L)


[ Top ] [ Back ] [ Home Page ]

Larry Cochrane <cochrane@..............>