About that Indonesian 7.2 earthquake, I didn't pickup the initial P and S
waves, but about 30 minutes or so later I pick up the response showing 16
second sine waves. I assume this is the earth ringing like a bell. The
seismometer is a 23 second Lehman, E-W.
Gary




-----Original Message-----
From: psn-l-request@.............. [mailto:psn-l-request@............... On
Behalf Of Thomas Dick
Sent: Thursday, February 12, 2009 8:03 AM
To: psn-l@..............
Subject: earthquake activity in Indonesia

John Search is away. Anybody know whether is activity is volcanic activity?
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