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Re: CF Lights and pH probe interference

In a message dated 1/25/2001 00:56:20 Pacific Standard Time, 
Aquatic-Plants-Owner at actwin_com writes:

> I cannot use my PinPoint pH meter at the same time my CF lights are on - the
>  readings jump all over the place, sometimes into negative numbers!  I
>  understand it is interference from the ballast (mounted in the hood in
>  between the lights), but I am at a loss as to how to avoid the problem.   I
>  have even considered getting a small wet/dry to place the pH probe in the
>  sump!  Of course, this is only a 30G aquarium (X-tall), and a wet dry is
>  likely overkill.