Re: [amsat-bb] 10m on a 20" whip.

[Bob Bruninga <bruninga@xxxxxxxx>]

On Wed, 7 Mar 2001, Bruce Bostwick wrote:

> effects that the calculations don't take into account) but it will be 
> *EXTREMELY* inefficient -- sort of like the helical coil element in a 
> "rubber dummy load" HT antenna.  You may get a good 50 ohm load to 
> the radio, but don't count on much ERP for your PEP .. ;-)

But I think that we have 14 to 20 dB of extra link margin using PSK31 so
that we can afford the loss.  I dont know how to calculate an "efficiency"
until we build it and see?

bob


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