i'd like a copy too please.

Why not post it on piclist.com ???

John

> -----Original Message-----
> From: pic microcontroller discussion list
> [mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of John Waters
> Sent: 29 January 2002 06:18
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [PIC]:Wetness sensor
>
>
> Hi Marco,
> I want a copy as well, thanks a lot!
> John
>
> >Marco:
> >Would you mind sending me the scanned circuit too?
> >I am thinking of automating the drip irrigation system I currently have.
> >Thanks for your time and effort.
> >Madhu
> >mailto: madhu.annapragada@home.com
> >
> >Re: [PIC]:Wetness sensor
> >
> >
> > > Ghadirian,
> > > I have only little experience in electronics (only PIC beginner),
> >however
> >I
> > > remeber a little circuit for gardening in a my old hobby electronics
> > > magazine. If I remember right, his "heart" is a CD4060 with other few
> > > components, it's really cheap. The output are a led and/or  a
> buzzer and
> >the
> > > time delay for the moisture measure is regulated with a
> trimmer. Battery
> > > life is very long too (months).
> > > The probe are simple little inox sticks and are controlled with AC
> >current
> > > to prevent electrodes polarization.
> > > NB: this sensor is stand-alone. If you want interface it with PIC, you
> >must
> > > modify the circuit, probably.
> > >
> > > If you like, I can scan the circuit image and send to you by e-mail.
> > >
> > > Bye
> > > Marco
> >
> > >
> >
> >--
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> >
> >
>
>
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