if you are looking for a rain gauge, try this link.
this device puts out one pulse per .01" of rain fall

http://www.davisnet.com/davis/prodsearch.asp?cat=18

michael



-----Original Message-----
From: TONY NIXON 54964 <Tony.nixon@ENG.MONASH.EDU.AU>
To: PICLIST@MITVMA.MIT.EDU <PICLIST@MITVMA.MIT.EDU>
Date: Thursday, January 22, 1998 4:53 PM
Subject: RainFlow


>Has any one got any info or links on how to implement, (understand),
>rain flow analysis.
>
>
>TIA
>Tony
>
>For the beginner....
>PicNPoke Multimedia 16F84 Simulator Assembler, and Tutorial.
>Now with PicNPlay circuit simulator.
>Plus animated Address Mode Tutor.
>
>http://www.dontronics.com/picnpoke.html
>