Tube in tube Test procedure With the new “Tube in tube” test procedure the cut-off frequency between Transfer impedance and screeningattenuation can be moved to lower frequency ranges. Download Script (Engl.)Download Script (Chin.)Author: Dipl.-Ing. Bernhard Mund, bedea Berkenhoff & Drebes GmbH 23. December 2002|Categories: Technical documents & information| Share this article! FacebookXLinkedInWhatsAppXingEmail