
<html>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=Windows-1252">

<style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style>

</head>

<body dir="ltr">

<div style="font-family: Arial, Helvetica, sans-serif; font-size: 10pt; color: rgb(0, 0, 0);">

<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:Calibri, sans-serif">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif;color:black">Oren Leavitt<span style="background:#FAFAFA"><span> </span>said F</span><i>ri Apr 9 17:17:01 CEST 2021<br style="mso-special-character:line-break">

<br>

</i></span></p>

<p class="MsoNormal" style="margin:0in 0in 8pt;font-size:11pt;font-family:Calibri, sans-serif;margin-bottom:0in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif;mso-fareast-font-family:"Times New Roman";color:black">“Would it be easier to take, say 4 1.03uF caps and nudge any frequency

<o:p> </o:p></span></p>

<p class="MsoNormal" style="margin:0in 0in 8pt;font-size:11pt;font-family:Calibri, sans-serif;margin-bottom:0in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif;mso-fareast-font-family:"Times New Roman";color:black">determining resistors up/down as needed?”<o:p> </o:p></span></p>

<p class="MsoNormal" style="margin:0in 0in 8pt;font-size:11pt;font-family:Calibri, sans-serif;margin-bottom:0in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif;mso-fareast-font-family:"Times New Roman";color:black"><o:p> </o:p></span></p>

<p class="MsoNormal" style="margin:0in 0in 8pt;font-size:11pt;font-family:Calibri, sans-serif;margin-bottom:0in;text-align:justify;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif;mso-fareast-font-family:"Times New Roman";color:black">Indeed – TRUE – see my frequently referenced, (even just in January):</span><span style="font-size:12.0pt;font-family:"Arial",sans-serif"><o:p> </o:p></span></p>

<p class="MsoNormal" style="margin:0in 0in 8pt;font-size:11pt;font-family:Calibri, sans-serif;margin-bottom:0in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif;mso-fareast-font-family:"Times New Roman";color:black"><o:p> </o:p></span></p>

<p class="MsoNormal" style="margin:0in 0in 8pt;font-size:11pt;font-family:Calibri, sans-serif;margin-bottom:0in;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif;mso-fareast-font-family:"Times New Roman";color:black">“Design of Wideband Analog 90° Phase Differencing Networks Without a Large Spread of Capacitor Values”;

</span><u><span style="font-size:12.0pt;font-family:"Arial",sans-serif;mso-fareast-font-family:"Times New Roman";color:#D00000"><a href="http://electronotes.netfirms.com/EN168-90degreePDN.PDF">http://electronotes.netfirms.com/EN168-90degreePDN.PDF</a></span></u><span style="font-size:12.0pt;font-family:"Arial",sans-serif;mso-fareast-font-family:"Times New Roman";color:black"><o:p> </o:p></span></p>

<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:Calibri, sans-serif">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif"><o:p> </o:p></span></p>

<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:Calibri, sans-serif">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif">Using this state-variable approach (outside in), you can use a handful of 1% caps (ALL the SAME value) and trim the poles with the resistors.<o:p> </o:p></span></p>

<p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:Calibri, sans-serif">

<span style="font-size:12.0pt;font-family:"Arial",sans-serif">-<b>Bernie<o:p> </o:p></b></span></p>

<br>

</div>

</body>

</html>