Originally posted by Jason Rodgers
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I was reviewing a Charlie Bar I wound a few weeks ago. Modelling a P90 but with a 3/16" 1018 steel bar polepiece and only 9500 turns of 42SPE I got an inductance of 9.23H @120hz with A4 mags!. Kinda blows the old soapbar out of the water....
cheers,
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