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Jim Lux wrote:
Roy Lewallen wrote: Let's see how well the principles involved are understood. What is the delay through a physically very small toroidal coil with the same inductance as the solenoidal coil? Why? As in a coil wound on a toroidal magnetic core? or a air cored solenoid bent in a circle? I'll say one wound on a magnetic core, simply to keep the size small, the coupling tight, and the field confined. I don't, however, care how long a piece of wire it's wound with. Roy Lewallen, W7EL |
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