20ns x 70 =1400 ns
every 500 ns?
Seems to me that the easiest way would be to
construct a tuner and a 50 ohm dummy load with
a thermometer.
Tune for max dummy load temp. and then measure the impedance of the
tuner-dummy-dummy load.
Change the sign of the j ( imaginary) component and you have it.
At 06:44 AM 9/12/2007 -0400, bumerang boom wrote:
>Hello, one and all.
>I need to characterize the output an unusual AMP. It
>outputs a 20nS 70Square pulse every 500nS.
>I would like to measure it's output complex impedance
>but
>I am not sure if the usual equipment like an antenna
>tuner and a SWR meter will indicate correct values.
>
>Can any one help with ideas in the test bed
>construction?
>Any help will be greatly appreciated.
>
>N2NNU
>
>
>
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