Tektronix introduced the P6042 current probe in 1969, priced at $625 ($4100 in 2016 dollars). It has a probe you can clamp onto a wire carrying current. The output of the P6042 goes to an oscilloscope ...

[The Signal Path] had two Tektronix AC/DC current probes that didn’t work. Of course, that’s a great excuse to tear them open and try to get at least one working. You can see how it went in the video ...

The N2780A and N2783A oscilloscope current probes from Agilent Technologies provide a flat bandwidth response, low circuit insertion loss, and can take up to 500 A rms. A family of wide-bandwidth ...

June 19, 2014 (Nagano, Japan). Hioki E.E. Corp. has announced the launch of the CT6841 and the CT6843 AC/DC current probes (rated at 20 A and 200 A, respectively) for high precision testing ...

When working around mains voltages, it can be useful to know whether a given circuit is live or not. While this can be done by direct connection with a multimeter, non-contact methods are available ...