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Old November 19th 03, 01:04 AM
Wes Stewart
 
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On Tue, 18 Nov 2003 13:52:04 -0800, Jim Kelley
wrote:

|
|
|Cecil Moore wrote:
|
| Jim Kelley wrote:
| So the claim is that the amplitude of the reflection being bandied about
| is the sum of multiple reflections? I haven't seen any indication of
| that. It appears to be simply the amplitude of the first reflection.
| At least, that's the way it appears to me, the uninitiated.
|
| Shirley, you jest. Reference pages 17-20 in _T-Lines & Networks_ by Johnson.
| Consider a T-line with an SWR of 5.8284:1 and a constant 100W Z0-matched
| source. The forward power will be 100W, 150W, 175W, 187.5W, 193.75W,
| 196.875W, 198.4375W, ..., 200W. After steady-state is reached, the
| reflected power is a constant 100W (sans modulation and noise).
|
|Interesting reference. Wish I had it.

I have it and it doesn't say anything of the sort.

|He's showing re-reflections from
|a Z0-matched source? I don't think I understand all I know about that.
|:-)
|
|73, AC6XG