{"id":1192,"date":"2025-07-18T10:54:32","date_gmt":"2025-07-18T08:54:32","guid":{"rendered":"https:\/\/schaefer-scientific.com\/?post_type=product&p=1192"},"modified":"2026-02-09T09:49:53","modified_gmt":"2026-02-09T07:49:53","slug":"kapazitatsbrucken","status":"publish","type":"product","link":"https:\/\/schaefer-scientific.com\/de\/product\/capacitance-bridges","title":{"rendered":"Kapazit\u00e4tsbr\u00fccken"},"content":{"rendered":"
\n
\n

Pr\u00e4zisions-Kapazit\u00e4tsmessbr\u00fccken<\/h2>\n\n\n\n

Die Kapazit\u00e4tsmessbr\u00fccken des Herstellers Andeen-Hagerling bieten eine Kapazit\u00e4tsaufl\u00f6sung bis in den Sub-Attofarad-Bereich (10-18<\/sup> F!)<\/p>\n\n\n\n

Diese Messbr\u00fccken haben sich seit vielen Jahren in einem breiten Anwendungsspektrum bew\u00e4hrt und sind die Grundlage f\u00fcr entsprechende Ver\u00f6ffentlichungen:<\/p>\n\n\n\n

    \n
  • Dielektrische Charakterisierung<\/li>\n\n\n\n
  • Quantenkapazit\u00e4ten
    (Kohlenstoff-Nanor\u00f6hrchen, Nanodr\u00e4hte, Quantenpunkte, Graphen)<\/li>\n\n\n\n
  • Dilatometrie, thermische Ausdehnung, Magnetorestriktion<\/li>\n\n\n\n
  • Ferroelektrika, Multiferroika<\/li>\n\n\n\n
  • Fl\u00fcssigkristalle<\/li>\n\n\n\n
  • Physik bei niedrigen Temperaturen<\/li>\n\n\n\n
  • Magnetoresistive Effekte, magnetische Kapazit\u00e4t<\/li>\n\n\n\n
  • Magnetometrie<\/li>\n\n\n\n
  • Nanokraft-Erkennung\/Messtechnik<\/li>\n\n\n\n
  • \u00dcbergang Glas\/Glas-Fl\u00fcssigkeit<\/li>\n\n\n\n
  • Elektrische und kapazitive Messtechnik<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n
    \n
    \n

    Allgemeine Spezifikationen
    (Option-E: mit verbesserter Genauigkeit)<\/h2>\n\n\n\n
      \n
    • Messbarer Verlustfaktor bis zu 1,5 \u00d7 10-8<\/sup>\u00a0tan(\u03b4), Leitf\u00e4higkeit 3 \u00d7 10-7<\/sup>\u00a0Nanosiemens - entspricht einem Widerstand von 1,7 \u00d7 106\u00a0<\/sup>G\u03a9<\/li>\n\n\n\n
    • Analoger Ausgang (3 kHz bei 3 dB)<\/li>\n\n\n\n
    • Negative Verlust- und Kapazit\u00e4tsmessbereiche zur Messung ungew\u00f6hnlicher Proben oder 3-Pol-Netze<\/li>\n\n\n\n
    • Kommutierung (Invertierung des Pr\u00fcfsignals) zur Minimierung von externen Netzeinfl\u00fcssen oder anderen periodischen Aufnahmesignalen<\/li>\n\n\n\n
    • IEEE-GPIB und IEEE-1174 serielle Schnittstellen<\/li>\n\n\n\n
    • Programmierbar (erfordert m\u00f6glicherweise keine externe Steuerung)<\/li>\n\n\n\n
    • Abweichung - Messungen (Kapazit\u00e4t, Verlust - oder beides)<\/li>\n\n\n\n
    • Externe DC-Vorspannung bis zu +\/- 100 V<\/li>\n\n\n\n
    • Verf\u00fcgbare Referenz-Standardkapazit\u00e4ten - Modell\u00a0AH 1100<\/strong><\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n
      \n
      \n

      Multifrequenz<\/h2>\n\n\n\n
      Modelle<\/th>AH 2700A
      (Option-E)<\/th>      		AH 2700A Option-C
      (Option-E)<\/th><\/tr><\/thead>
      Frequenzgang<\/td>50 Hz - 20 KHz<\/td>50 Hz - 20 KHz<\/td><\/tr>
      Messfrequenzen<\/td>33 voreingestellte Frequenzen<\/td>kontinuierlich<\/td><\/tr>
      Aufl\u00f6sung Kapazit\u00e4tswert<\/td>bis zu Sub aF
      (atto Farad)<\/td>      		bis zu Sub aF
      (atto Farad)<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n
      \n
      \"\"<\/figure>\n<\/div>\n<\/div>\n\n\n\n
      \n
      \n

      Einzelne Frequenz<\/h2>\n\n\n\n
      Modell<\/th>AH 2550A<\/th><\/tr><\/thead>
      Frequenzgang<\/td>1 KHz<\/td><\/tr>
      Messfrequenzen<\/td>1 KHz<\/td><\/tr>
      Kapazit\u00e4tsaufl\u00f6sung<\/td>bis Sub aF (atto Farad)<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n\n
      \n
      \"\"<\/figure>\n<\/div>\n<\/div>","protected":false},"featured_media":1193,"template":"","meta":{"_acf_changed":true},"application":[43],"manufacturer":[44],"product-category":[26],"class_list":["post-1192","product","type-product","status-publish","has-post-thumbnail","hentry","application-precision-capacitance-measurement","manufacturer-andeen-hagerling-inc","product-category-measurement-and-control"],"acf":[],"yoast_head":"\nCapacitance bridges - Schaefer Scientific<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/schaefer-scientific.com\/de\/produkt\/kapazitatsbrucken\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Capacitance bridges - Schaefer Scientific\" \/>\n<meta property=\"og:description\" content=\"Precision capacitance measuring bridges The capacitance measuring bridges from the manufacturer Andeen-Hagerling offer a capacitance resolution down to the sub-attofarad (10-18 F!) 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