Subject: Re: Possible Underground Wireless Transmitter
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Date: Mon, 13 Jan 2003 14:05:37 -0500
NNTP-Posting-Date: Mon, 13 Jan 2003 14:05:42 EST
Organization: Bell Sympatico
If you had stated the application on your first post , you would have
received more appropriated suggestions .
On 13 Jan 2003 10:22:17 -0800, firstname.lastname@example.org (Jared) wrote:
>Thanks for all the suggestions, but I don't know if they'll work for
>my application. I manage fields (football, baseball...) and I wanted
>to put sensors underneath the playing surface to see if any areas are
>"abused" more then others, so i can't have anything sticking out of
>I want to measure moisture levels and possibly pH.
>I realize the feasibility isn't very logical, but it is still
>something i wish to try.
>If this helps
>- All-weather. It must SURVIVE all weather conditions, but I'm not
>concerned if it doesn't actually transmit in the pouring rain, I can
>take measurements after.
>- Its a variety if soil types, but its just average, store bought soil
>and grass... if that helps.
>For the underground transmitting (using the soil as the travelling
>media), what kind of distance does that get, and it sounds like it
>would take up a rather large amount of power...