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Re: TDR questions



On 3 Feb 99, at 17:42, owner-sowacs@aqua.ccwr.ac.za wrote:

> Dear Andrew,
> You made the following remark: 
> >>You should be aware that the Campbell Sci CS615's are not true TDR and
> they measure the dielectric constant at a lower frequency range than TDR.<<
> Can give me an estimate for this frequency range or the frequency that
> dominates the measurement. 
> Max Hilhorst

I can tell you that rise & fall times would indicate that the highest 
frequency components are about 200 MHz.


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