I have the original article on my web site at
http://www.seismicnet.com/lehman.html.

Regards,
Larry Cochrane
Redwood City, PSN


----- Original Message -----
From: "Ted Blank" 
To: 
Sent: Tuesday, November 21, 2000 7:08 PM
Subject: Re: latest Lehman Sensor info needed


>
> Kareem,
> If you can get to a library with Scientific American on microfiche, ask
for
> the July 1979 issue and read the original plans right there in the Amateur
> Scientist column.  You can print them out on most microfiche machines.  I
> think there are better amp/filter designs around, but that one worked for
a
> lot of people.  (The schematic is wrong though - the correction is in the
> August issue).
>
> Regards,
> Ted Blank
>
> IBM Global Services  -  Performance Management and Capacity Planning at
the
> Washington Systems Center
> Office:  238 Highland St., Portsmouth, NH 03801   Tieline: 8-253-9969
> Outside: (603) 433-9201
> Office Fax: (603) 433-9190    Pager: 1-800-759-8888  PIN  1151100
> Notes:   Ted Blank/Portsmouth/IBM@IBMUS    Internet:  ted@..........
>
>
> "Kareem Lanier" @.............. on 11/21/2000
> 09:36:30 PM
>
> Please respond to psn-l@..............
>
> Sent by:  psn-l-request@..............
>
>
> To:   "PSN News" 
> cc:
> Subject:  latest Lehman Sensor info needed
>
>
>
> I need the illustrations and a list of the hardware needed to build a
> Lehman
> Sensor. Does anyone have the latest info on this.
>
> Kareem Lanier
> Discover and Explore!
> www.kareemjupiter.com
>
>
>
>
>
>
>
>
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