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Re: dilectrics



In a message dated 9/23/99 10:38:37 AM Pacific Daylight Time, 
tesla-at-pupman-dot-com writes:

> Bryan,
>  
>  Saran Wrap is Polyvinylidene Chloride, and its dielectric constant is
>  between 4.88 (60 Hz) and 3.18 (1 MHz), so using 4.0 is not a bad
>  estimate at TC frequencies. At 1 MHz, it's over 700 times as lossy as
>  LDPE, so it's a rather lossy dielectric if you're thinking about using
>  it as a capacitor dielectric...
>  
>  -- Bert --
>  
I think Glad wrap is polyethylene.  I remember reading it on the box.

Ed Sonderman