Barry,
On the Cushcraft 40 meter add on kit, they are definitely traps tuned to 20
meters.
73,
Joe, W1JR
At 02:55 PM 5/19/2003 +1200, Barry Kirkwood wrote:
>I am curious about the design of the 40m add on spikes attached to the
>driven elements of some tribanders.
>Do they use 20m parallel traps, ie coil and capcitor , or are they
>"Lattin traps" ie simply a loading coil which acts as an rf choke to keep
>the 20m energy out of the spike?
>73
>Barry
>
>
>end
>Barry Kirkwood PhD ZL1DD
>Signal Hill Homestay
>66 Cory Road
>Palm Beach
>Waiheke Island 1240
>NEW ZEALAND
>ph/fax 64-9-372-5161
>www.waiheke.co.nz/signal.htm
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