Many oscilloscope measurements are used for characterizing pulse signals or digital data. While you can always use cursors or estimate the measurement off the display, it's often easier and more ...

When you’re hunting for a signal with your oscilloscope, the stronger it is, the better. If it’s weak, you might struggle to tease it out from other interference, or even from the noise floor itself.

IN a recent communication in these columns, Daly and Sutherland 1 have described a new instrument in which an infra-red spectrum is traced upon a cathode ray screen having a long persistence of glow, ...

My colleagues and I are not conscious of any act of impropriety in this matter, but the comments above give a misrepresentation of the position, to which I must reply briefly. It was shown more than ...