[Elecraft] OCF antennas and baluns??
Phil Wheeler
[email protected]
Fri Dec 19 21:39:00 2003
George, W5YR wrote:
>In those "old days" they used r-f ammeters suspended by insulated wire from
>the antenna and inductively coupled to measure the currents on either side
>of the tap point. The tap point itself could be slid along the wire. After
>adjustment for equal or nearly equal currents, the wire was soldered on. And
>operation began.
>
I fed my Windom from my ARC-5 transmitter using a Pi network (tapped
coil on a ceramic form abt 2 inches in diameter) through an RF ammeter.
The tuner and meter were mounted in a plywood box with no top (so I
could move the tap).
TVI? No TV stations so not a problem :-)
73, Phil