2f:[{"id":"251e8e1d39b0630afe031ebe5125327d0f83a7acb82cfd98c24d003fb814bcfecb92bdafb40c84cb4a18dc935fb9205eac419a1ddf10f9f6a33b13b051305cb3","href":"https://static.observableusercontent.com/files/251e8e1d39b0630afe031ebe5125327d0f83a7acb82cfd98c24d003fb814bcfecb92bdafb40c84cb4a18dc935fb9205eac419a1ddf10f9f6a33b13b051305cb3","name":"image@1.png","type":"image/png","lastModified":1704878637791.139,"size":3645},{"id":"c9a2d6c9a43812f6c0365d9e3cb148755f1bd624120d40a36587d43f2718be8f2e3bc80d1d71799531462c7dbd84f0cf134eb7624fec282412c3f013e02d652f","href":"https://static.observableusercontent.com/files/c9a2d6c9a43812f6c0365d9e3cb148755f1bd624120d40a36587d43f2718be8f2e3bc80d1d71799531462c7dbd84f0cf134eb7624fec282412c3f013e02d652f","name":"image.png","type":"image/png","lastModified":1704878637791.139,"size":4035}] 2d:{"title":"Microstrip Impedance","cells":[{"id":0,"value":"# Microstrip Impedance\n","pinned":false,"hidden":false,"mode":"md"},{"id":317,"value":"## Microstrip\n\n![image@1.png](${await FileAttachment(\"image@1.png\").url()}) \n","pinned":false,"hidden":false,"mode":"md"},{"id":373,"value":"viewof w1 = range.mils([.1, 50], {value: 42, step: 0.01, label: 'w : Trace Width'})","pinned":false,"hidden":false,"mode":"ojs"},{"id":376,"value":"viewof t1 = range.mils([.1, 5], {value: 1.37, step: 0.01, label: 't : Trace Thickness'})","pinned":false,"hidden":false,"mode":"ojs"},{"id":379,"value":"viewof h1 = range.mils([.1, 50], {value: 24, step: 0.01, label: 'h : Dielectric Thickness'})","pinned":false,"hidden":false,"mode":"ojs"},{"id":382,"value":"viewof er1 = Inputs.range([1, 6], {value: 4.5, step: 0.1, label: 'Dielectric Constant (εr)'})","pinned":false,"hidden":false,"mode":"ojs"},{"id":387,"value":"

${tex`Z_0`} : ${calc1Z0({w: w1, t: t1, h: h1, er: er1})} Ω

","pinned":false,"hidden":false,"mode":"md"},{"id":385,"value":"calc1Z0 = ({w, t, h, er}) => (87 / Math.sqrt(er + 1.41)) * Math.log((5.98 * h) / (0.8 * w + t))","pinned":true,"hidden":false,"mode":"ojs"},{"id":476,"value":"\n${tex`Z_0 = \\frac{87}{\\sqrt{\\varepsilon_r + 1.41}} \\ln{\\frac{5.98 \\times h}{0.8 \\times w + t}}`}\n

\n${tex`T_{pd} = 3.333 \\sqrt{0.475 \\times \\varepsilon_r + 0.67}`}\n\nhttps://www.everythingrf.com/rf-calculators/microstrip-impedance-calculator","pinned":false,"hidden":false,"mode":"md"},{"id":17,"value":"## Differential microstrip\n\n![image.png](${await FileAttachment(\"image.png\").url()})\n\nhttps://www.everythingrf.com/rf-calculators/differential-microstrip-impedance-calculator","pinned":false,"hidden":false,"mode":"md"},{"id":6,"value":"viewof w2 = range.mils([.1, 50], {value: 42, step: 0.01, label: 'w : Trace Width'})","pinned":false,"hidden":false,"mode":"ojs"},{"id":13,"value":"viewof d2 = range.mils([.1, 500], {value: 100, step: 0.01, label: 'd : Trace Separation'})","pinned":false,"hidden":false,"mode":"ojs"},{"id":20,"value":"viewof t2 = range.mils([.1, 5], {value: 1.37, step: 0.01, label: 't : Trace Thickness'})","pinned":false,"hidden":false,"mode":"ojs"},{"id":33,"value":"viewof h2 = range.mils([.1, 50], {value: 24, step: 0.01, label: 'h : Dielectric Thickness'})","pinned":false,"hidden":false,"mode":"ojs"},{"id":35,"value":"viewof er2 = Inputs.range([1, 6], {value: 4.5, step: 0.1, label: 'Dielectric Constant (εr)'})","pinned":false,"hidden":false,"mode":"ojs"},{"id":47,"value":"html`\n

Z0 : ${calc2Z0({w: w2, d: d2, t: t2, h: h2, er: er2})} Ω

Zd : ${calc2Zd({w: w2, d: d2, t: t2, h: h2, er: er2})} Ω

\n`","pinned":false,"hidden":false,"mode":"ojs"},{"id":68,"value":"calc2Z0 = ({w, d, t, h, er}) => (87 / Math.sqrt(er + 1.41)) * Math.log((5.98 * h) / (0.8 * w + t))","pinned":true,"hidden":false,"mode":"ojs"},{"id":108,"value":"calc2Zd = ({w, d, t, h, er}) => calc2Z0({w, d, t, h, er}) * 2 * (1 - 0.48 * Math.exp(-0.96 * d / h))","pinned":true,"hidden":false,"mode":"ojs"},{"id":91,"value":"Plot.plot({\n y: {grid: true},\n marks: [\n Plot.lineY(\n Array.from({length: 500}).map((_, i) => 20 + i / 10).map(w => ({w, n: 'z0', z0: calc2Z0({w, d: d2, t: t2, h: h2, er: er2})})),\n {x: 'w', y: 'z0', stroke: 'n'}\n ),\n Plot.lineY(\n Array.from({length: 500}).map((_, i) => 20 + i / 10).map(d => ({w: d, n: 'zd', zd: calc2Zd({w: w2, d: d, t: t2, h: h2, er: er2})})),\n {x: 'w', y: 'zd', stroke: 'n'}\n ),\n ]\n})","pinned":false,"hidden":false,"mode":"ojs"},{"id":167,"value":"oz2mm = n => n * 0.035","pinned":false,"hidden":false,"mode":"ojs"},{"id":169,"value":"mil =({\n mm: n => n * 0.0254\n})","pinned":false,"hidden":false,"mode":"ojs"},{"id":173,"value":"mm = ({\n mil: n => n / 0.0254,\n oz: n => n / 0.035\n})","pinned":false,"hidden":false,"mode":"ojs"},{"id":181,"value":"range = (() => {\n function rangeUnit () {\n const uarguments = arguments;\n return function () {\n const range = Inputs.range(...arguments);\n const unit = Inputs.select(...uarguments);\n const res = html`${range}${unit}`;\n res.value = range.value;\n res.oninput = () => {\n res.value = range.value * unit.value;\n }\n return res;\n }\n }\n return {\n mm: rangeUnit(new Map([\n ['mils', 0.0254],\n ['inches', 25.4],\n ['cm', 10],\n ['mm', 1],\n ['micron', 0.001],\n ['oz', 0.035]\n ]), {value: 1}),\n mils: rangeUnit(new Map([\n ['mils', 1],\n ['inches', 1000],\n ['cm', 1 / 0.00254],\n ['mm', 1 / 0.0254],\n ['micron', 1 / 25.4],\n ['oz', 0.035 / 0.0254]\n ]), {value: 1})\n };\n})()","pinned":false,"hidden":false,"mode":"ojs"}],"files":"$W2f","stdlib":"1","titling":"auto"}