ORIGINAL MESSAGE: (may be snipped)
On Thu, 05 Dec 2013 00:08:34 +0100, Peter wrote:
>the argument used by all the authorities is this:
>
>At an open circuit the forward voltage is Vf. Because it is reflected as
VR and is the same voltage - necessarily - the two voltages add to give a
reflected voltage of 2Vf. To get more requires energy to be made.
>
>So on a loss less line, the only voltage reflected back to the tx is 2Vf -
>where
Vf is the rms volts that would appear at the load when the line is matched.
REPLY:
But in an open circuit, isn't the reflected voltage reflected again? And
again and again? The only thing that keeps it from increasing forever is
loss in the line, I would think.
Can't prove it, but it seems logical.
73, Bill W6WRT
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