MEP EP#326: The Infinite Finite Grid

<h4><a href="https://macrofab.com/blog/mep-ep326-the-infinite-finite-grid/">MEP EP#326: The Infinite Finite Grid</a><b><br></b></h4><p><b>PART 2 : <a href="https://macrofab.com/blog/mep-ep325-metric-knuckle/" target="_blank" rel="noopener">Is there a macgyver way to measure voltage without a multimeter?</a> <br> </b></p> <ul> <li aria-level="1">Lots of great suggestions in our slack channel <ul> <li aria-level="2">Recreating older devices before digital multimeters where available </li> <li aria-level="2">Galvanometer</li> <li aria-level="2">Electrostatic Voltmeter</li> <li aria-level="2">Most of these require lots of experimentation or other precision devices to calibrate</li> </ul> </li> <li aria-level="1">Let's explore the electrolysis method further <ul> <li aria-level="2">Tools and measuring devices required <ul> <li aria-level="3">Watch / time keeping</li> <li aria-level="3">Container of known volume</li> </ul> </li> <li aria-level="2">Materials <ul> <li aria-level="3">Distilled Water</li> </ul> </li> <li aria-level="2"><a href="https://www.chem.purdue.edu/gchelp/howtosolveit/Electrochem/Electrolysis.htm" target="_blank" rel="noopener">Equations from Purdue</a></li> <li aria-level="2">Amps &amp; Time &lt;-&gt; Coulombs &lt;-&gt; Faradays &lt;-&gt; Moles of Electrons</li> </ul> </li> </ul> <p><a href="https://www.reddit.com/r/ElectricalEngineering/comments/u52sot/in_this_schematic_the_resistance_values_are_as/" target="_blank" rel="noopener"><b>Interesting EE homework question</b></a></p> <ul> <li aria-level="1">Calculating actual component resistance by in circuit resistance measurements</li> </ul>