[TenTec] What makes the 238 good or any other tuner good?

[Randy Russe3ll]

Or 2:1 with open line, 600 ohm.

--- Robert & Linda McGraw K4TAX <RMcGraw at Blomand.Net>
wrote:

> Based on average antenna heights above ground for
> the average ham location, 
> for a 1/2 wave antenna operated on an even harmonic,
> the feed Z is typically 
> in the order of 1000 to 1500 ohms.  In theory, in
> free space, yes it is much 
> higher.  In practice, it isn't as high as one would
> imagine.  With 50 ohm 
> coax the line SWR is ~30:1 while with some value of
> open wire line it is 
> ~3.3:1.
> 
> 73
> Bob, K4TAX
> 
> 
> 
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