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var xhr = new XMLHttpRequest();
xhr.open("GET", url, true);
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reject(new Error("item page " + xhr.status));
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var doc = new DOMParser().parseFromString(xhr.responseText, "text/html");
resolve(doc.querySelector(".phywe-item-accordion"));
};
xhr.onerror = function () {
reject(new Error("item page network error"));
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xhr.send();
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name: textOf(nameLink || cols[0]),
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item.quantity = isNaN(qty) ? textOf(cols[2]) : String(qty);
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items.push(item);
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return items;
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function fillTable(tableId, items, withQuantity) {
var table = document.getElementById(tableId);
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return;
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for (var i = 0; i < items.length; i++) {
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nameTd.style.width = "80%";
nameTd.textContent = items[i].name;
tr.appendChild(nameTd);
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numberTd.textContent = items[i].mappedTo;
tr.appendChild(numberTd);
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var qtyTd = document.createElement("td");
qtyTd.textContent = items[i].quantity || "";
tr.appendChild(qtyTd);
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tbody.appendChild(tr);
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while (wrapper && wrapper.className.indexOf("printtablediv") === -1) {
wrapper = wrapper.parentElement;
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continue;
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name: textOf(nameLink || cols[0]),
mappedTo: textOf(fileLink || cols[1]),
quantity: cols[2] ? textOf(cols[2]) : ""
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items.push(item);
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return items;
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function fillFromAccordion(accordion) {
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var versucheStep = accordion.querySelector('[data-step="versuche"]');
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setHeadline("print-versuche", stepTitle(versucheStep));
fillTable("print-versuche", versuche, false);
var lieferumfangStep = accordion.querySelector('[data-step="lieferumfang"]');
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fillTable("print-lieferumfang", lieferumfang, true);
var zubehoer = accordion.querySelector('[data-step="zubehoer"]');
var sections = zubehoer ? zubehoer.querySelectorAll(".card-body") : [];
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notwendig = items;
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empfohlen = items;
}
}
fillTable("print-zubehoer-notwendig", notwendig, false);
fillTable("print-zubehoer-empfohlen", empfohlen, false);
var mediaStep = accordion.querySelector('[data-step="media"]');
var media = parseMedia(mediaStep);
setHeadline("print-media", stepTitle(mediaStep));
fillTable("print-media", media, true);
}
function start() {
var itemUrl = resolveItemUrl();
if (!itemUrl) {
setTimeout(function () {
window.print();
}, 2000);
return;
}
loadAccordion()
.then(function (accordion) {
fillFromAccordion(accordion);
})
.catch(function (err) {
if (window.console && console.warn) {
console.warn("Accordion konnte nicht geladen werden:", resolveItemUrl(), err);
}
})
.then(function () {
setTimeout(function () {
window.print();
}, 500);
});
}
if (document.readyState === "loading") {
document.addEventListener("DOMContentLoaded", start);
} else {
start();
}
})();
Datenblatt Die Diode als elektrisches Ventil mit Cobra SMARTsenseArtikel-Nr.: P1373769 ![]()
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
Prinzip Eine Diode lässt Strom nur in einer Richtung durch und sperrt ihn in der anderen. Deshalb wirkt sie wie ein elektrisches Ventil. Mit Hilfe einer Diode lässt sich auch mit Wechselstrom Ladung in einen Kondensator pumpen. Vorteile
Aufgaben Untersuche, welche Wirkung eine Diode auf die Ladung eines Kondensators in einem Wechselstromkreis hervorruft. Lernziele In diesem Versuch sollen die Schüler erkennen, dass die Diode als elektrisches Ventil in Stromkreisen verwendet werden kann.
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PHYWE Systeme GmbH & Co. KG
Robert-Bosch-Breite 10 – 37079 Göttingen – Deutschland
www.phywe.com
Robert-Bosch-Breite 10 – 37079 Göttingen – Deutschland
www.phywe.com

