[AMRadio] 50 ohms simple question


Edward B Richards zuu6k at juno.com
Thu Apr 5 15:57:45 EDT 2007


70 ohms is the treoriticaly impedance out in free space. In the real
world, capacity to other things lower the actual impedance. 50 ohms is
just an educated average guess. It can vary widly.

73 from Ed Richards K6UUZ
Simi Valley, CA. Home of Air 
Force 1 pavallion

On Thu, 5 Apr 2007 15:52:01 -0300 "Alan Beck" <abeck at xplornet.com>
writes:
> Basic question
> 
>  
> 
> Why is it that my radios are 50 ohms and the impedance at the feed 
> point at
> the antenna (pure dipole) is 70 ohms.
> 
>  
> 
> Am I mistooken
> 
>  
> 
> Alan
> 
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