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Old February 8th 04, 06:30 PM
Cecil Moore
 
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Yuri Blanarovich wrote:
Do
you think current can stand still?


I will help :-)

Nope, is no current when no flow, is standing water. If flow then current, my
dicksionary say so. Charge and credit cards can stay.


For those who think AC (and RF) current doesn't change directions every
1/2 cycle, here is a simple experiment, installed in a transmission line
with or without reflections, to prove otherwise:

diode
|\ |
+----| *|---(DC current meter)--+
| |/ | |
-------+ +---------
| | /| | |
+--(DC current meter)---|* |----+
| \|
diode

The upper diode will rectify the current flowing toward the right.
The lower diode will rectify the current flowing toward the left.
Ideally, the meters will read the same.

For those who think current stands still at a standing wave current loop,
if one installs the above measuring equipment at a current maximum point
on a standing wave, it will read the same current on both meters and that
current will NOT be zero.
--
73, Cecil http://www.qsl.net/w5dxp



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