MEP EP#214: It is Probably Safe

<h4><a href="https://macrofab.com/blog/mep-ep214-it-is-probably-safe/">MEP EP#214: It is Probably Safe</a><br></h4><h4>Parker</h4> <ul> <li>Just got back from vacation <ul> <li>Have not worked on any projects since last episode</li> </ul> </li> <li>Watched lots of old er James Bond movies <ul> <li>Should we do a Spy gadget episode if we can get the right guest?</li> </ul> </li> </ul> <h4>Stephen</h4> <ul> <li>Simulation of the Week: Behringer Model D Oscillator Core <ul> <li>Lots of cool stuff going on</li> <li>Exponential converter</li> <li>Constant current capacitor</li> <li>Discrete opamp with discrete comparator</li> </ul> </li> <li>CNC Update <ul> <li>Base built and topped with a torsion box <ul> <li>¾” MDF construction</li> </ul> </li> <li>Gantry is on but needs some love</li> <li>New Spindle has 80mm mount <ul> <li>This does not fit on my current z axis</li> <li>Make a mounting bracket with leftover aluminum from previous project</li> </ul> </li> </ul> </li> <li>New transformer for rackmount guitar preamp <ul> <li>Old configuration was to do a 115:12.6 transformer then feed that into a 12:230 to get back up to high voltage</li> <li>Simple math says 230/12 = 19.16 so, 12.6*19.16 = 241.41VRMS = 341.36VDC</li> <li>In reality I am getting 250V….</li> <li>Hopefully with the new transformer ratio I will get closer to 300V which would be a 20% increase</li> </ul> </li> </ul> <h4>Rapid Fire Opinion</h4> <ul> <li><a href="https://zoom.us/webinar/register/WN__TNZWXxHSNuRH2b1EwGKcg" target="_blank" rel="noopener">Webinar Updates</a> <ul> <li>Wednesday at 2PM Central</li> <li>Link in the show notes to register</li> <li>Parker does runs a webinar on March 11th</li> </ul> </li> <li><a href="https://www.fierceelectronics.com/sensors/sweat-sensor-finds-stress-quickly" target="_blank" rel="noopener">Sweat sensor finds stress quickly</a> <ul> <li>Future of smart watches?</li> </ul> </li> <li>AutoDesk Eagle sales tactics</