[Amps] HV Voltmeters

[Richard]

>         A string is required not for wattage but for voltage rating of 
>resistors.
>YES, resistors do have a voltage rating independent of its dissipation.
>
€  Amen

>It is best not to exceed 300 or so volts per resistor if they are 1/4 or 
>1/2 watt and probably not more than 500 volts per resistor for 1 and 2 watt 
>resistors. If you want to go beyond that check the manufacturer's specs.
>
€  In my experience, the max-V-ratings of ordinary resistors are somewhat 
lower.  However, I have seen some Dale 5w, resistors that are rated at 
15kV.  The conductive film is a long spiral. 

cheers, Bill

-  R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, 
www.vcnet.com/measures.  
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