Re: Re: It's Snowing!!!

["Neil Fuller" <neil@xxxxxxxxxxxxxxxxx>]

Good idea but different types of snow have different densities so although
you would measure the water content of the snow, you wouldn't be measuring
the depth that the snow would have accumulated to had it not been melted by
the heater!

----- Original Message -----
From: "solentelectricalservices" <paul@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Tuesday, February 22, 2005 5:42 PM
Subject: [ukha_d] Re: It's Snowing!!!


>
>
> what about a rain sensor but with a small heater? The snow collects
> like rain in a funnel type thing, melts and drips onto the spoon? I
> say spoon as the rain sensors I use are spoons that simply tip empy
> the water and start collecting again. This sends a N/C pulse to a
> counter. Each pulse is 1" I think. Obviously you would have to
test
> measures of snow to work the pulse out.
>
> Just a thought
>
>
>
> --- In ukha_d@xxxxxxx, "Ward, David" <DAvid.Ward@s...>
wrote:
>> surely you have cameras for security anyway? ;)
>>
>> -----Original Message-----
>> From: Stuart Grimshaw [mailto:stuart.grimshaw@g...]
>> Sent: 22 February 2005 13:14
>> To: ukha_d@xxxxxxx
>> Subject: Re: [ukha_d] It's Snowing!!!
>>
>>
>>
>> On Tue, 22 Feb 2005 12:26:25 -0000, Malcolm Lansell
>> <mlansell@f...> wrote:
>> >
>> > If the ruler was heated slightly, no snow would stick to it,
>> hence reduced
>> > drifting error.
>> >
>> > Perhaps a metal rod mounted vertically, marked at 1"
intervals (or
>> > alternatively in centimetres for you kids), with some of that
>> heater wire
>> > that is used to stop pipes freezing wrapped around it.  Add
>> the webcam and
>> > away you go ;-)
>>
>> My major problem with the webcam option is that it's a bit of a
> waste
>> of a webcam, for the amount of times it actually snows in this
> country
>> bad  enough to warrant going home.
>>
>> --
>> -S
>> http://www.makepovertyhistory.org/
>>
>>
>>
>>
>> Yahoo! Groups Links
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> Yahoo! Groups Links
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