PSN-L Email List Message

Subject: Re: Running 2 channels on Amaseis... Can it be done.
From: ChrisAtUpw@.......
Date: Tue, 28 Aug 2007 15:35:16 EDT


In a message dated 2007/08/28, Paulc@........ writes:

> Having nearly completed my vertical sensor ... my thoughts turn to 
> refinement of my Horizontal sensor. 
> However when that is completed it would be really great to be able to 
> monitor both systems simultaneously.
>  Several folks post all three axis's all with the same time line using 
> Winquake.
>  Can anyone explain how this is done?

Hi Paul,

       Winquake / WinSDR are multiple channel systems, by design, originally 
4, but extended to 8 with Larry's current ADC. 
       Larry does provide a shell program to which you can write a driver, 
but I don't know if one is available for Dataq devices?

> I don't see where Amaseis can draw multiple graph from different sensors 
> simultaneously.
> What are my options.
> Thank you for all your previous help on building my machines.

       AmaSeis is a single sensor program, designed for use in Schools with 
the IRIS AS1 seismometers. So as not to restrict the equipment that schools can 
use, some other ADC input driver systems like Dataq have been added.

       Since your computer is multitasking, you can run two copies of 
AmaSeis, no problem, but you will need two ports and two ADCs. (Someone correct me If 
I am now wrong, please?) 
       I would be very useful if AmaSeis could handle two channels....

       Alternatively, you can use the Dataq software for recording up to 4 
channels. I think that you can later convert to .sac format. 

       Regards,

       Chris Chapman   
In a me=
ssage dated 2007/08/28, Paulc@........ writes:

Having nearly completed my vert= ical sensor ... my thoughts turn to refinement of my Horizontal sensor. However when that is completed it would be really great to be able to monit= or both systems simultaneously.
Several folks post all three axis's all with the same time line using Winq= uake.
Can anyone explain how this is done?


Hi Paul,

       Winquake / WinSDR are multiple channel=20= systems, by design, originally 4, but extended to 8 with Larry's current ADC= ..
       Larry does provide a shell program to w= hich you can write a driver, but I don't know if one is available for Dataq=20= devices?


I don't see where Amaseis can=20= draw multiple graph from different sensors simultaneously.
What are my options.
Thank you for all your previous help on building my machines.

       AmaSeis is a single sensor program, des= igned for use in Schools with the IRIS AS1 seismometers. So as not to restri= ct the equipment that schools can use, some other ADC input driver systems l= ike Dataq have been added.

       Since your computer is multitasking, yo= u can run two copies of AmaSeis, no problem, but you will need two ports and= two ADCs. (Someone correct me If I am now wrong, please?)
       I would be very useful if AmaSeis could= handle two channels....

       Alternatively, you can use the Dataq so= ftware for recording up to 4 channels. I think that you can later convert to= .sac format.

       Regards,

       Chris Chapman

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