An easy experiment with a coil

#28

October 28th 04, 10:17 PM

Jim Kelley

Posts: n/a

Gene Fuller wrote:

Antenna books point out that the current in a
short antenna decreases in a straight line, not a sine curve, from the
feed point to the tip. (E.g. Kraus, 2nd Ed. page 216)

Isn't that simply because the slope of a sine wave near the zero
crossing closely approximates that of a straight line?

73, Jim AC6XG

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