Topband: grounded tower detuning

[Greg - ZL3IX]

Hi Gary,

With the tower only 70 ft high, you should get enough detuning simply by 
disconnecting the coax from the shunt feed with a relay, when on Rx.

73, Greg, ZL3IX

Gary Nichols wrote:
> Has anyone on this reflector been able to detune a grounded tower using one
> or two drop wires instead of the
>
> Usual three.  I presently use a gamma rod to shunt-feed my 70ft grounded
> tapered tower making the third drop wire very difficult to do.  I am not
> really looking to re-do my matching network to use the drop wires as a feed
> system but only to de-tune it to get my square 4 RX antenna working properly
> and retain the gamma feed system since it works so well.  TIA, de gary,
> kd9sv
>
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>