AVR-Chat

At 03:21 PM 26/09/2005, you wrote:
>I have in the past used the NS LM1830

Looks like a discontinued product from NS. I have 6
left in stock :-) from an old client's product which
we no longer make.

Once upon a time I used to just send 6V ac into the water
tank and rectify the returning voltage and then Schmitt
trigger the voltage. Not as accurate as the LM1830 though.



Regards

John Samperi

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