技術系ブログ

Cable TV and RigExpert analyzers

A Time Domain Reflectometer (actually, a Frequency Domain Reflectometer) mode which is built into the RigExpert AA-230PRO (and which is available in AntScope software for AA-230 and AA-230PRO analyzers) may be successfully used to check cable TV …

3D visualization of bandpass filter characteristics

An interesting method of bandpass filter testing and tunung is described in Agilent AN 1287-8 (Simplified Filter Tuning Using Time Domain) and AN 1287-10 (Network Analysis Solutions Advanced Filter Tuning Using Time Domain Transforms) application notes. This …

Four 50-Ohm N Terminators

We recently received four different 50-Ohm N terminators from DigiKey. Here is a result of a short experiment of analyzing these terminators with a RigExpert AA-1400 analyzer. The photo of all four terminators: SWR measurement results: 082-5722-RFX, …

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September 2019
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