Most of the energy in the long period looks to be in the <45 second
range already.
=20
Jack
=20
________________________________
From: psn-l-request@.............. [mailto:psn-l-request@...............
On Behalf Of ChrisAtUpw@.......
Sent: Tuesday, September 12, 2006 11:37 AM
To: psn-l@..............
Subject: Re: Long-period vs short-period instruments
=20
In a message dated 2006/09/12, JohnJan@........ writes:
A few times the question has come up about which events can be seen=20
on short period versus a long period instruments.
I've set up a page with images of the broad-band station COR, which=20
is run by the USGS
and Oregon State University:
http://www.jclahr.com/science/psn/cor/index.html
Clicking on this image toggles between short-period- and=20
long-period-filtered versions.
Hi John,
Not many of us have instruments which go to 1000 sec. Can you
show us what the 10 to 40 sec band looks like in comparison, please?
Regards,
Chris Chapman
Most of the energy in the long =
period looks
to be in the <45 second range already.
Jack
From:
psn-l-request@.............. [mailto:psn-l-request@............... =
On Behalf Of ChrisAtUpw@.......
Sent: Tuesday, September =
12, 2006
11:37 AM
To: psn-l@..............
Subject: Re: Long-period =
vs
short-period instruments
In a message dated 2006/09/12, JohnJan@........ =
writes:
A few times the question has come up about which =
events can
be seen
on short period versus a long period instruments.
I've set up a page with images of the broad-band station COR, which
is run by the USGS
and Oregon
Clicking on this image toggles between short-period- and
long-period-filtered versions.
Hi John,
Not many of us have instruments =
which go
to 1000 sec. Can you show us what the 10 to 40 sec band looks like in
comparison, please?
Regards,
Chris Chapman