[TowerTalk] Fwd: Change in Frequency As Antenna Height
Steve Hunt
steve at karinya.net
Thu Jun 2 13:13:56 EDT 2016
Scale the height by 2 and divide the frequency shift by 2 and it bears
comparison with this:
http://www.karinya.net/g3txq/temp/dipole_vs_cobweb_tuning.png
Steve G3TXQ
On 02/06/2016 18:08, Jim Thomson wrote:
>
> ## scale that up to 40m... then it becomes a 205 khz increase when going from
> 20 ft..to 100 ft. But I dont know if scaling or extrapolating the 10M data is valid.
>
> Jim VE7RF.
>
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