Re: Kramer VDAs

In article <[EMAIL PROTECTED]>,
   Leonard Caillouet <[EMAIL PROTECTED]> wrote:

> "William Meyer" <[EMAIL PROTECTED]> wrote in message
> news:[EMAIL PROTECTED]
> > oN 13-Nov-03, Leonard Caillouet said:
> >
> > > What kind of measurements are you making to demonstrate this?
> >
> > Using multiburst from a Leitch generator, and a pair of timed cables,
> > one with a single foot of RG-59 (and with an alternate single foot of
> > 8281, for comparison) into two channels of a Tek 2445 scope. Subtract
> > one channel from the other, and with the 1 foot length of 8281 in
> > place, null the differential as much as possible. Then replace the 1
> > foot of 8281 with 1 foot of RG-59, and observe the differential.

> What kind of differences do you see?  Surprising for 1 foot to see any.

at that length you may be seeing differences due to connector/cable mismatch.