{"id":25,"date":"2023-05-01T18:17:43","date_gmt":"2023-05-01T16:17:43","guid":{"rendered":"https:\/\/www.inventable.eu\/IT\/?p=25"},"modified":"2023-05-03T09:25:20","modified_gmt":"2023-05-03T07:25:20","slug":"calcolatore-codice-colori-resistori","status":"publish","type":"post","link":"https:\/\/www.inventable.eu\/IT\/calcolatore-codice-colori-resistori\/","title":{"rendered":"Calcolatore codici di colori dei resistori"},"content":{"rendered":"<p>Il programma di questa pagina permette di calcolare il valore di resistenza e di tolleranza di un resistore in base alle bande di colore dipinte sul suo corpo.<br \/>\n<script type \"text\/javascript\">\r\n\r\nvar languageSelect = 2;  \r\nvar templanguage = 0;\r\nvar optBand5;\r\nvar multiplierArray = [0,1,2,3,4,5,6,7,8,9,-1,-2];\r\nvar bandValue = [-1,-1,-1,-1,-1]\r\n\r\nvar colorNameArray = new Array();\r\nvar colorBandArray = new Array();\r\nvar namesArray = new Array();\r\n\r\ncolorNameArray[0]=[\"black\",\"brown\",\"red\",\"orange\",\"yellow\",\"green\",\"blue\",\"violet\",\"grey\",\"white\",\"gold\",\"silver\"];\r\ncolorNameArray[1]=[\"negra\",\"marron\",\"roja\",\"naranja\",\"amarilla\",\"verde\",\"azul\",\"violeta\",\"gris\",\"blanca\",\"dorada\",\"plateada\"];\r\ncolorNameArray[2]=[\"nera\",\"marrone\",\"rossa\",\"arancione\",\"gialla\",\"verde\",\"blu\",\"violetta\",\"grigia\",\"bianca\",\"dorata\",\"argentata\"];\r\n\r\nvar cart = \"https:\/\/www.inventable.eu\/IT\/media\/calcolatore_colori_res\/\"\r\nvar est = String.fromCharCode(46, 112, 110, 103);\r\n\r\ncolorBandArray[0]=[0,1,2,3,4,5,6,7,8,9];\r\ncolorBandArray[1]=[0,1,2,3,4,5,6,7,8,9];\r\ncolorBandArray[2]=[0,1,2,3,4,5,6,7,8,9];\r\ncolorBandArray[3]=[0,1,2,3,4,5,6,7,10,11];\r\ncolorBandArray[4]=[11,10,2,1,5,6,7,8];\r\n\r\nnamesArray[0]=[\"Band\",\"Resistor color code calculator\" ];\r\nnamesArray[1]=[\"Banda\",\"C\u00f3digos de color de las resistencias\" ];\r\nnamesArray[2]=[\"Banda\",\"Codici di colori dei resistori\"];\r\n\r\nvar vuoto = cart + \"band_blank\" + est;\r\nvar cart_pref = cart + \"band_\";\r\n\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Language select \r\n\/\/ -------------------------------------------------------------------------------\r\nfunction cambiaLingua()\r\n{\r\n\tvar lingua =  window.navigator.language;\r\n\r\n\tif (lingua == \"sp\")\t{\r\n\t\tlanguageSelect = 1;\r\n\t\t}\r\n\telse if (lingua == \"it\") {\r\n\t\tlanguageSelect = 2;\r\n\t\t}\r\n\telse {\r\n\t\tlanguageSelect = 0;\t\r\n\t\t}\r\n}\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Language Show\/hide \r\n\/\/ -------------------------------------------------------------------------------\r\nfunction LanguageShowHide() {\r\n\r\n\r\n\tdocument.getElementById(\"optBand34Eti\").innerHTML = \" 3 o 4 bande\"\r\n\tdocument.getElementById(\"optBand5Eti\").innerHTML = \" 5 bande\"\r\n\tdocument.getElementById(\"txtResValueEti\").innerHTML = \"Valore:\";\r\n\tdocument.getElementById(\"cmbResTolerEti\").innerHTML = \"Tolleranza:\";\r\n\t\r\n}\r\n\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Add option color bands in the select field \r\n\/\/ -------------------------------------------------------------------------------\r\nfunction optColorBands(){\r\n\r\nvar comboSelect;\r\nvar txt = namesArray[languageSelect][0];\r\n\r\nfor (var index = 1; index <= colorBandArray.length; index++)\r\n\t{\r\n\tcomboSelect = document.getElementById(\"band\" + index);\r\n\tselectAddOptions(comboSelect, colorBandArray[index - 1], colorNameArray[languageSelect])\t\r\n\tdocument.getElementById(\"titBand\" + index).innerHTML = txt + \" \" + index + \": \";\r\n\t}\r\n\r\n\r\nbandChange()\r\n\r\ndocument.getElementById(\"cmbResToler\")[0].selected = true;\r\n\r\nLanguageShowHide()\r\n\r\n}\r\n\r\n\/\/ Add <options> to <select>\r\n\/\/ -------------------------\r\nfunction selectAddOptions(selectObj, arrayItem, arrayName ){\r\n\r\nfor (var index = 0; index < arrayItem.length; index++)\t\r\n\t{ \r\n\tvar option = document.createElement('option');\r\n\toption.text = arrayName[arrayItem[index]];\r\n\tselectObj.add(option);\r\n\t}\r\n}\r\n\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Color Change\r\n\/\/ -------------------------------------------------------------------------------\r\nfunction colorChange(){\r\n\tvar img_name;\r\n\tvar bandSelected = 0;\r\n\tvar indexInColorNameArray ;\r\n\r\n\tfor (var bandSelectIndex = 1; bandSelectIndex <= 5; bandSelectIndex++)\r\n\t{\r\n\t\tbandSelected = document.getElementById(\"band\" + bandSelectIndex)\r\n\t\titemSelected = bandSelected.selectedIndex\r\n\t\t\r\n\t\tif (itemSelected > 0)\r\n\t\t\t{\r\n\t\t\tindexInColorNameArray = colorBandArray[bandSelectIndex-1][itemSelected - 1]\r\n\t\t\tbandValue[bandSelectIndex -1] = indexInColorNameArray;\r\n\t\t\timg_name = cart_pref + colorNameArray[0][indexInColorNameArray] + est;\r\n\t\t\t}\r\n\t\telse \r\n\t\t\t{\r\n\t\t\tbandValue[bandSelectIndex -1] = -1;\r\n\t\t\timg_name = vuoto;\r\n\t\t\t}\r\n\t\r\n\t\tif (!optBand5 && bandSelectIndex == 3 )\r\n\t\t\tdocument.getElementById(\"imgBand\" + (bandSelectIndex + 1)).src = img_name;\r\n\t\telse\r\n\t\t\tdocument.getElementById(\"imgBand\" + bandSelectIndex ).src = img_name;\r\n\t\r\n\t\r\n\t\tif (bandSelectIndex == 5)\r\n\t\t\t{\r\n\t\t\tdocument.getElementById(\"cmbResToler\")[itemSelected ].selected = true;\t\r\n\t\t\t}\r\n\t}\r\n\tohmsFormat(ResCalc());\r\n}\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Change Tolerance\r\n\/\/ -------------------------------------------------------------------------------\t\t\r\nfunction changeToler(choice){\r\n\tvar img_name;\r\n\tvar itemSelected;\r\n\tif (choice.selectedIndex > 0)\r\n\t\t{\r\n\t\titemSelected = colorBandArray[4][choice.selectedIndex - 1];\t\r\n\t  \timg_name= cart_pref + colorNameArray[0][itemSelected] + est;\r\n\t\t}\r\n\telse\r\n\t\timg_name = vuoto;\r\n\t\r\n\tdocument.getElementById(\"imgBand5\").src = img_name;\r\n\tdocument.getElementById(\"band5\").selectedIndex = choice.selectedIndex ;\t\t\r\n}\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Return key\r\n\/\/ -------------------------------------------------------------------------------\r\nfunction returnResValue(event) {\r\n\r\nif (event.keyCode == 13) valueToColors();\r\n\t\r\n}\r\n\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Value To colors\r\n\/\/ -------------------------------------------------------------------------------\r\nfunction valueToColors(){\r\n\r\nvar multiplier = 1 ;\r\nvar ohms = 0;\r\nvar img_name;\r\nvar rounded = 0;\r\n\r\nvar txtOhms = document.getElementById(\"txtResValue\").value\r\ntxtOhms = txtOhms.toUpperCase();\r\ntxtOhms = txtOhms.replace(\",\", \".\");\r\ntxtOhms = txtOhms.replace(\"OHM\", \"\");\r\ntxtOhms = txtOhms.replace(\"S\", \"\");\r\n\r\nif (document.getElementById(\"cmbUnita\").selectedIndex == 1)\r\n\t{\r\n\tmultiplier = 1000;\r\n\t}\r\nelse if (document.getElementById(\"cmbUnita\").selectedIndex == 2)\r\n\t{ \r\n\tmultiplier = 1000000;\r\n\t}\r\n\r\nconsole.log(document.getElementById(\"cmbUnita\").selectedIndex);\r\n\r\nohms = txtOhms * multiplier;\r\n\r\nmultiplier = 0;\r\n\r\nif (!optBand5)\r\n\t{\r\n\twhile( ohms >= 100)\r\n\t\t{\r\n\t\tohms = ohms \/ 10\r\n\t\tmultiplier++;\r\n\t\t\r\n\t\tif (ohms < 100 && Math.round(ohms) != ohms)\r\n\t\t\t{\r\n\t\t\tohms = Math.round(ohms)\r\n\t\t\trounded = 1;\r\n\t\t\t}\r\n\t\t}\r\n\t\tif (ohms < 1)\r\n\t\t\t{ ohms *= 100;\r\n\t\t\t  multiplier = 11;\r\n\t\t\t}\r\n\t\telse if (ohms < 10)\t\t\r\n\t\t\t{ ohms *= 10;\r\n\t\t\t  multiplier = 10;\r\n\t\t\t}\r\n\t\tohms = \"\" + ohms;\r\n\t\t\r\n\t\tif (ohms.length < 2) ohms = \"0\" + ohms;\r\n\t\t\r\n\t\timg_name = cart_pref + colorNameArray[0][ohms[0]] + est;\r\n\t\tdocument.getElementById(\"imgBand1\").src = img_name;\t\r\n\t\tdocument.getElementById(\"band1\").selectedIndex = parseInt(ohms[0]) + 1;\t\r\n\t\t\r\n\t\timg_name = cart_pref + colorNameArray[0][ohms[1]] + est;\r\n\t\tdocument.getElementById(\"imgBand2\").src = img_name;\r\n\t\tdocument.getElementById(\"band2\").selectedIndex = parseInt(ohms[1]) + 1;\t;\t\t\r\n\t\t\r\n\t\timg_name = cart_pref + colorNameArray[0][multiplier] + est;\r\n\t\tdocument.getElementById(\"imgBand4\").src = img_name;\r\n\t\tif (parseInt(multiplier) < 10) document.getElementById(\"band4\").selectedIndex = parseInt(multiplier) + 1;\t\r\n\t\telse document.getElementById(\"band4\").selectedIndex = parseInt(multiplier) -1;\r\n\t}\r\nelse\r\n\t{\r\n\twhile( ohms >= 1000)\r\n\t\t{\r\n\t\tohms = ohms \/ 10\r\n\t\tmultiplier++;\r\n\t\t\r\n\t\tif (ohms < 1000 && Math.round(ohms) != ohms)\r\n\t\t\t{\r\n\t\t\tohms = Math.round(ohms)\r\n\t\t\trounded = 1;\r\n\t\t\t}\r\n\t\t}\r\n\t\tif (ohms < 10)\r\n\t\t\t{ ohms *= 100;\r\n\t\t\t  multiplier = 11;\r\n\t\t\t}\r\n\t\telse if (ohms < 100)\t\t\r\n\t\t\t{ ohms *= 10;\r\n\t\t\t  multiplier = 10;\r\n\t\t\t}\r\n\t\tohms = \"\" + ohms;\r\n\t\t\r\n\t\twhile(ohms.length < 3) ohms = \"0\" + ohms;\r\n\t\t\r\n\t\timg_name = cart_pref + colorNameArray[0][ohms[0]] + est;\r\n\t\tdocument.getElementById(\"imgBand1\").src = img_name;\t\r\n\t\tdocument.getElementById(\"band1\").selectedIndex = parseInt(ohms[0]) + 1;\t\r\n\t\t\r\n\t\t\r\n\t\timg_name = cart_pref + colorNameArray[0][ohms[1]] + est;\r\n\t\tdocument.getElementById(\"imgBand2\").src = img_name;\r\n\t\tdocument.getElementById(\"band2\").selectedIndex = parseInt(ohms[1]) + 1;\t;\r\n\r\n\t\timg_name = cart_pref + colorNameArray[0][ohms[2]] + est;\r\n\t\tdocument.getElementById(\"imgBand3\").src = img_name;\t\t\r\n\t\tdocument.getElementById(\"band3\").selectedIndex = parseInt(ohms[2]) + 1;\t;\r\n\t\t\r\n\t\timg_name = cart_pref + colorNameArray[0][multiplier] + est;\r\n\t\tdocument.getElementById(\"imgBand4\").src = img_name;\t\r\n\t\tif (parseInt(multiplier) < 10) document.getElementById(\"band4\").selectedIndex = parseInt(multiplier) + 1;\t\r\n\t\telse document.getElementById(\"band4\").selectedIndex = parseInt(multiplier) -1;\t\t\r\n\t}\r\n}\r\n\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Band 3,4,5 change\r\n\/\/ -------------------------------------------------------------------------------\r\nfunction bandChange(){\r\n\r\noptBand5 = document.getElementById(\"optBand5\").checked;\r\n\r\nif (!optBand5)\r\n\t{\r\n\tdocument.getElementById(\"titBand3\").innerHTML = \"\";\r\n\tdocument.getElementById(\"titBand4\").innerHTML = namesArray[languageSelect][0] + \" 3: \";\t\r\n\tdocument.getElementById(\"titBand5\").innerHTML = namesArray[languageSelect][0] + \" 4: \";\r\n\tdocument.getElementById(\"riga3\").style.display = \"none\";\r\n\tdocument.getElementById(\"imgBand4\").src = vuoto;\r\n\t}\r\nelse\r\n\t{\r\n\tdocument.getElementById(\"titBand3\").innerHTML = namesArray[languageSelect][0] + \" 3: \";\r\n\tdocument.getElementById(\"titBand4\").innerHTML = namesArray[languageSelect][0] + \" 4: \";\t\t\r\n\tdocument.getElementById(\"titBand5\").innerHTML = namesArray[languageSelect][0] + \" 5: \";\r\n\tdocument.getElementById(\"riga3\").style.display = \"table-row\";\t\t\r\n\t}\r\n\r\nohmsFormat(ResCalc());\r\nresetData();\r\n}\r\n\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Reset Data\r\n\/\/ -------------------------------------------------------------------------------\r\nfunction resetData(){\r\n\t\r\n\tdocument.getElementById(\"band1\").selectedIndex = 0;\r\n\tdocument.getElementById(\"band2\").selectedIndex = 0;\r\n\tdocument.getElementById(\"band3\").selectedIndex = 0;\r\n\tdocument.getElementById(\"band4\").selectedIndex = 0;\r\n\tdocument.getElementById(\"band5\").selectedIndex = 0;\r\n\tdocument.getElementById(\"cmbResToler\").selectedIndex = 0;\r\n\tdocument.getElementById(\"txtResValue\").value = \"\";\r\n\r\n\tdocument.getElementById(\"imgBand1\").src = vuoto;\r\n\tdocument.getElementById(\"imgBand2\").src = vuoto;\r\n\tdocument.getElementById(\"imgBand3\").src = vuoto;\r\n\tdocument.getElementById(\"imgBand4\").src = vuoto;\r\n\tdocument.getElementById(\"imgBand5\").src = vuoto;\r\n\t\r\n\tbandValue = [-1,-1,-1,-1,-1]\r\n}\r\n\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Standard Res Calculate\r\n\/\/ -------------------------------------------------------------------------------\r\nfunction ResCalc(){\r\n\r\nvar ohms = 0;\r\n\r\nif (optBand5)\r\n\t{\r\n\tif (bandValue[0] > -1 && bandValue[1] > -1 && bandValue[2] > -1 && bandValue[3] > -1)\r\n\t\t{\r\n\t\tohms = (bandValue[0] * 100) + bandValue[1] * 10 + bandValue[2];\r\n\t\tohms = eval(\"\" + ohms + \"e\" + multiplierArray[bandValue[3]]);\r\n\t\t}\r\n\t}\r\nelse\t\t\r\n\t{\t\r\n\tif (bandValue[0] > -1 && bandValue[1] > -1 && bandValue[3] > -1)\r\n\t\t{\t\r\n\t\tohms = (bandValue[0] * 10) + bandValue[1];\r\n\t\tohms = eval(\"\" + ohms + \"e\" + multiplierArray[bandValue[3]]);\r\n\t\t}\r\n\t}\r\n\r\nreturn ohms;\t\r\n}\r\n\r\n\/\/ -------------------------------------------------------------------------------\r\n\/\/ Ohms Format\r\n\/\/ -------------------------------------------------------------------------------\r\nfunction ohmsFormat(ohmsValue){\r\n\tif (ohmsValue >= 1e6)\r\n\t\t{\r\n\t\tohmsValue \/=1e6;\r\n\t\tdocument.getElementById(\"txtResValue\").value = ohmsValue;\r\n\t\tdocument.getElementById(\"cmbUnita\").selectedIndex = 2;\r\n\t\t}\r\n\telse if (ohmsValue >= 1e3)\r\n\t\t{\r\n\t\tohmsValue \/=1e3\r\n\t\tdocument.getElementById(\"txtResValue\").value = ohmsValue;\r\n\t\tdocument.getElementById(\"cmbUnita\").selectedIndex = 1;\r\n\t\t}\r\n\telse if (ohmsValue == 0)\r\n\t\t{\r\n\t\t return \"\"\t\r\n\t\t}\r\n\telse \r\n\t\t{\r\n\t\tdocument.getElementById(\"txtResValue\").value = ohmsValue;\r\n\t\tdocument.getElementById(\"cmbUnita\").selectedIndex = 0;\r\n\t\t}\r\n}\t\t\r\n\r\n\/\/ -------------------------------------------------------------------------------\r\nwindow.onload = optColorBands;\r\n\r\n<\/script>\r\n<style>\r\n.post-content table tbody > tr:nth-child(2n+1) > td {\r\n  background: #ffffff;\r\n}\r\n.post-content th, .post-content td {\r\n  line-height: 0%;\r\n}\r\n\r\ntd {\r\n\tpadding:0px !important;\r\n}\r\n\r\ninput[type=text] {\r\n\ttext-align:center;\r\n\tbackground:#EEE;\r\n\tborder: 1px solid #AAA;\r\n\tfont-size: 130%;\r\n\tcolor:black; \r\n\twidth: 70px;\r\n\tfont-size: 150% !IMPORTANT;\r\n}\r\n\r\nselect {\r\n\tfont-size: 150%;\r\n}\r\n\r\n<\/style>\r\n\r\n\t\t\t<!-------------------------------------------------------\r\n\t\t\tSelect 3 band or 5 band\r\n\t\t\t------------------------------------------------------->\r\n\t\t\t<p>\r\n\t\t\t<input type=\"radio\" name=\"optBand\" id=\"optBand34\" onChange=\"bandChange()\" checked=\"checked\"\/><span id=\"optBand34Eti\"><\/span> <br\/>\r\n\t\t\t<input type=\"radio\" name=\"optBand\" id=\"optBand5\" onChange=\"bandChange()\" \/><span id=\"optBand5Eti\"><\/span>\r\n\t\t\t<\/p>\r\n\t\t\t<!-------------------------------------------------------\r\n\t\t\tResistor design and color input field select\r\n\t\t\t------------------------------------------------------->\r\n\t\t\t<table id=\"stdResDesignTable\">\r\n\t\t\t\t<tr><td><img decoding=\"async\" src=\"https:\/\/www.inventable.eu\/IT\/media\/calcolatore_colori_res\/res_su.png\"><\/td>\r\n\t\t\t\t\t<td><\/td>\r\n\t\t\t\t<\/tr>\r\n\t\t\t\t\t\t\r\n\t\t\t\t<tr><td><img id=\"imgBand1\"><\/td>\r\n\t\t\t\t\t<td><span id=\"titBand1\">B1<\/span><select id=\"band1\" onChange=\"colorChange()\">\r\n\t\t\t\t\t\t<option value=\"\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\r\n\t\t\t\t\t\t<\/select>\r\n\t\t\t\t\t<\/td>\r\n\t\t\t\t<\/tr>\r\n\t\t\t\t\t\t\r\n\t\t\t\t<tr><td><img id=\"imgBand2\"><\/td>\r\n\t\t\t\t\t<td><span id=\"titBand2\">B2<\/span><select id=\"band2\" onChange=\"colorChange()\">\r\n\t\t\t\t\t\t<option value=\"\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\r\n\t\t\t\t\t\t<\/select>\r\n\t\t\t\t\t<\/td>\r\n\t\t\t\t<\/tr>\t\t\t\t\t\t\r\n\t\t\t\t\t\t\r\n\t\t\t\t<tr id=\"riga3\"><td><img id=\"imgBand3\"><\/td>\r\n\t\t\t\t\t<td><span id=\"titBand3\">B3<\/span><select id=\"band3\" onChange=\"colorChange()\">\r\n\t\t\t\t\t\t<option value=\"\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\r\n\t\t\t\t\t\t<\/select>\r\n\t\t\t\t\t<\/td>\r\n\t\t\t\t<\/tr>\r\n\r\n\t\t\t\t<tr><td><img id=\"imgBand4\"><\/td>\r\n\t\t\t\t\t<td><span id=\"titBand4\">B4<\/span><select id=\"band4\" onChange=\"colorChange()\">\r\n\t\t\t\t\t\t<option value=\"\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\r\n\t\t\t\t\t\t<\/select>\r\n\t\t\t\t\t<\/td>\r\n\t\t\t\t<\/tr>\r\n\r\n\t\t\t\t<tr><td><img id=\"imgBand5\"><\/td>\r\n\t\t\t\t\t<td><span id=\"titBand5\">B5<\/span><select id=\"band5\" onChange=\"colorChange()\">\r\n\t\t\t\t\t\t<option value=\"\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\r\n\t\t\t\t\t\t<\/select>\r\n\t\t\t\t\t<\/td>\r\n\t\t\t\t<\/tr>\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t<tr><td><img decoding=\"async\" src=\"https:\/\/www.inventable.eu\/IT\/media\/calcolatore_colori_res\/res_giu.png\"><\/td><\/tr>\r\n\t\t\t<\/table>\r\n\r\n\t\t<!-------------------------------------------------------\r\n\t\t\tResistor value and tolerance\r\n\t\t\t------------------------------------------------------->\t\t\t\r\n\t\t\t<p>\r\n\t\t\t\t<label id=\"txtResValueEti\" for=\"txtResValue\">Value:<\/label>\r\n\t\t\t\t<input id=\"txtResValue\"  type=\"text\" onkeypress=\"returnResValue(event)\" style=\"width: 130px;\">&nbsp;&nbsp;&nbsp;\r\n\t\t\t\t<select id=\"cmbUnita\"><option>&#937;<option>K&#937;<option>M&#937;<\/select>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\r\n\t\t\t\t<input type=\"image\" src=\"https:\/\/www.inventable.eu\/IT\/media\/calcolatore_colori_res\/freccia_su.png\" border=\"0\" style=\"vertical-align: middle;\" onclick=\"valueToColors()\"\/>\r\n\t\t\t\t\r\n\t\t\t<\/p>\r\n\t\t\t<p>\t\t\t\r\n\t\t\t\t<label id=\"cmbResTolerEti\" for=\"cmbResToler\">Tolerance:<\/label>\t\t\t\t\r\n\t\t\t\t<select id=\"cmbResToler\"  onChange=\"changeToler(this)\">\r\n\t\t\t\t\t<option> 20%\r\n\t\t\t\t\t<option> 10%\r\n\t\t\t\t\t<option> 5%\r\n\t\t\t\t\t<option> 2%\r\n\t\t\t\t\t<option> 1%\r\n\t\t\t\t\t<option> 0,5%\r\n\t\t\t\t\t<option> 0,25%\t\r\n\t\t\t\t\t<option> 0,10%\t\r\n\t\t\t\t\t<option> 0,05%\t\t\t\t\t\r\n\t\t\t\t<\/select>\r\n\t\t\t<\/p><br \/>\nInoltre, digitando un valore di resistenza nella casella di testo, scegliendo la tolleranza e cliccando sulla freccia verso l&#8217;alto, il programma disegna la resistenza con i rispettivi colori.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-54 size-medium\" src=\"https:\/\/www.inventable.eu\/IT\/wp-content\/uploads\/2023\/05\/inventable_it_eu-300x57.png\" alt=\"inventable.it versione italiana di inventable.eu\" width=\"300\" height=\"57\" srcset=\"https:\/\/www.inventable.eu\/IT\/wp-content\/uploads\/2023\/05\/inventable_it_eu-300x57.png 300w, https:\/\/www.inventable.eu\/IT\/wp-content\/uploads\/2023\/05\/inventable_it_eu-1024x195.png 1024w, https:\/\/www.inventable.eu\/IT\/wp-content\/uploads\/2023\/05\/inventable_it_eu-768x146.png 768w, https:\/\/www.inventable.eu\/IT\/wp-content\/uploads\/2023\/05\/inventable_it_eu-973x185.png 973w, https:\/\/www.inventable.eu\/IT\/wp-content\/uploads\/2023\/05\/inventable_it_eu-508x97.png 508w, https:\/\/www.inventable.eu\/IT\/wp-content\/uploads\/2023\/05\/inventable_it_eu.png 1488w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/>\r\n\r\n<p style=\"text-align: center;\">I contenuti di questa pagina sono originali, con licencia <a href=\"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/3.0\/it\/deed.it\">Creative Commons BY_NC_ND<\/a><\/p>\r\n<a href=\"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/3.0\/it\/deed.it\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.inventable.eu\/media\/General\/cc_by_nc_nd.png\" alt=\"\" width=\"140\" height=\"50\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Calcolatore on-line che visualizza il valore di resistenza in base al codice di colori stampato sul corpo del resistore.<\/p>\n","protected":false},"author":1,"featured_media":26,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[8,9,10,12,11],"class_list":["post-25","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-calcolatori","tag-codici","tag-componenti","tag-componenti-elettronici","tag-resistenze","tag-resistori"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Calcolatore codici di colori dei resistori -<\/title>\n<meta name=\"description\" content=\"Calcolatore on-line che visualizza il valore di resistenza in base al codice di colori stampato sul corpo del resistore.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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