[TowerTalk] Min spacing to 80m yagi ?

[TexasRF at aol.com]

Danged new math!
 
73/k5gw
 
 
 
In a message dated 10/6/2010 9:33:20 P.M. Central Daylight Time,  
df3kv at t-online.de writes:

I don´t  think so.
And 3.5MHz x 3 = 10.5MHz.

73
Peter,  DJ7WW


-----Original Message-----
From:  towertalk-bounces at contesting.com
[mailto:towertalk-bounces at contesting.com]  On Behalf Of GALE STEWARD

The harmonic relationship between 40 & 15  has always been a problem if the
antennas are too close. The ratio between  40/15 (7mhz X 3 = 21mhz) and 
80/20
is the same (3.5mhz X 3 =  14mhz).

I think that the 20M will have real problems in this  case.


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