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Old February 13th 14, 03:55 AM posted to rec.radio.amateur.antenna
Jeff Liebermann[_2_] Jeff Liebermann[_2_] is offline
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Default The ATU, a dying art?

On Wed, 12 Feb 2014 15:05:49 -0800 (PST), W5DXP
wrote:

On Wednesday, February 12, 2014 3:21:49 PM UTC-6, Sal wrote:
I'm at one end of the ham-knowledge scale ...


Sal, what is your technical opinion about the propagation delay through a 72uH 75m mobile Texas Bugcatcher loading coil?


Not big enough.
http://upload.wikimedia.org/wikipedia/en/1/14/Large_antenna_loading_coil.jpg
Hmmm... might not fit on my Subaru.

Good question. I seem to recall that you went though this exercise
about two years ago:
http://forums.qrz.com/showthread.php?336568-Delay-through-a-large-air-core-loading-coil
I don't have any better answers than the bad guesses offered. Did you
ever reach a conclusion or a consensus?

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Jeff Liebermann
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