Beautiful HP 4194A Plots and Data

The Hewlett Packard¬†4194A is a workhorse impedance analyzer, still considered the gold standard by many and in wide use worldwide. ¬†It is an autobalancing bridge, which provides remarkable wide range and accuracy, from 100 Hz to 100 MHz. I’ve had a 4194 for many years and get much use out of it, measuring transformer characteristics, … Read more…