Clipper and clamping circuits are essential components in electronics used to modify signal waveforms. Clipper circuits limit the voltage levels of a signal, effectively "clipping" off portions of the waveform that exceed a certain threshold. Clamping circuits, on the other hand, shift the entire waveform up or down without altering its shape, ensuring that the signal stays within a desired voltage range. For detailed explanations and visual aids, resources like Wikipedia provide clear diagrams and in-depth discussions on these topics. Understanding these circuits is crucial for effective signal processing in various electronic applications.