>The self inductance of a straight wire can be found at
>http://www.hills2.u-net.com/electron/induct.htm#StraightWire
>
>However, how do you measure it without or use it with out making a loop?
? One bend the Cu foil a bit and spreads the Cu clips a bit.
>Unless you are using it as an antenna or part of a transmission line.
>
>Once you have closed a loop you have something much different.
>
? The loop is closed by the 48,5pF cap and the clipleads. The Cu foil
does not close the loop. I have no other way to make this measurement.
>For example the old TV turret tuners had coils that were trimmed by
>a machine pushing in on one side of the coil thus distorting it. This
>stretched the wire
>in each turn a bit but it also reduced the area inside the coil. The
>inductance
>was reduced.
>
? cheers, Bill
- R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K,
www.vcnet.com/measures.
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