Lock-In.pdf

Differential Opamp Circuits.pdf

Test New 3.wav

Nevada Again? 2/22/08

Nevada 2/21/08

Nevada Composite

NevadaEQ.pdf

Possible EQ Precursor and event 2/12/08 Oaxaca, Mexico.

Note Millihertz activity starting at 10:46 utc.

11:54 utc increased activity.

Bolivia 2/16/08.