In short, [Christer] needed a high-frequency active differential oscilloscope probe, and they’re not cheap. So he built one himself. With some minor tweaking on the input damping resistors ...

Today, NASA's Parker Solar Probe will complete its seventh swing past Venus — the spacecraft's final maneuver around the ...

If you have a single-ended signal and you want to view it on your scope, your choice is either a passive or active probe. Usually some kind of passive probe will be most available. These commonly ...

City Controller Chris Hollins on Tuesday requested that an active probe into his office's fundraising practices also look ...

Identity of the active species. A quality chemical probe has sufficient chemical and physical property data to permit utilization in in vitro and cell-based assays with interpretations of results ...