Clipping circuits select that part of the signal which lies above and below a reference level. Depending on whether the diode is connected in series with the load or in shunt with the load, these circuits are called either series-clipping circuits or shunt-clipping circuits.

FIGURE 4.7(a) Series clipper

FIGURE 4.7(a) Series clipper that clips the negative half-cycles

FIGURE 4.7(b) input waveform and output waveform

FIGURE 4.7(b) The transfer characteristic, input waveform and output waveform of a series clipper that clips negative half-cycles

4.3.1 Series Clippers

Consider the series-clipping circuit ...

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