<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='color:#1F497D'>Kenneth Olson<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>22 Whipple rd<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Billerica, Mass. 01821<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>978-667-6455<o:p></o:p></span></p></div><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> kenneth olson [mailto:w7lsg@comcast.net] <br><b>Sent:</b> Friday, November 04, 2022 1:38 AM<br><b>To:</b> 'bars' <bars-bounces@w1hh.org><br><b>Cc:</b> 'kenneth olson' <w7lsg@comcast.net><br><b>Subject:</b> question<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I am trying to operate a 220v lamp on 120v.<o:p></o:p></p><p class=MsoNormal>I can find a lot of references to calculating the voltage out of a voltage multiplier.<o:p></o:p></p><p class=MsoNormal>I can find many diagrams for the different voltage multiplier.<o:p></o:p></p><p class=MsoNormal>I cannot find any math to calculate the capacitance value to supply a certain current.<o:p></o:p></p><p class=MsoNormal>Any help?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Kenneth Olson<o:p></o:p></p><p class=MsoNormal>22 Whipple rd<o:p></o:p></p><p class=MsoNormal>Billerica, Mass. 01821<o:p></o:p></p><p class=MsoNormal>978-667-6455<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>