Sattelite Up-/Downconverter
Downconverter Driver Circuit Upconverter
Teardown of a KA-Band sattelite transceiver out-door-unit (ODU)
Together with a signal generator (a Marconi 2032) I got my hands on an old (~2003) sattelite out door unit. These rugged units – the case itself probably weighs like 10 kg – are usually as the naming may imply mounted outdoor in close proximity of the parabol sattlite dish. The main reason is to…
VNA Calibration, Characterization and Uncertainties
While messing around with the HP 8720A I discovered a great free (for non commercial use) tool called METAS VNA Tools. This software suite offers a comprehensive array of tools for tracking various uncertainty contributors to VNA (Vector Network Analyzer) measurements. Among the most prominent contributors are: My understanding of these topics has been greatly…