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<p>[QUOTE=&quot;desertgem, post: 2733205, member: 15199&quot;]I like this part.&nbsp; <b>The bullion wand penetrates four times deeper than the other sensors, which is great for larger bars and poured bars with heavy surface textures or stamping.&nbsp; </b></p><p><b><br /></b></p><p>I think they eliminated the &#039;skin effects of metals&#039; on electrical transmission characteristic. A pure layer of gold around a 10 ounce bar of gold should transmit almost entirely by a mm or such from the battery voltage. But I have no horse in this race. Now if they said it was &#039;sound waves&#039; I might believe it. IMO[/QUOTE]</p><p><br /></p>

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