One type of lightning flash IC Flash with a single waveform is called Narrow Bipolar Events (NBE). There are two types of NBE, namely positive polarity (PNBE) and negative polarity (NNBE). Based on previous research, 12908 lightning recording data were obtained, but only 1096 data could be analyzed. The data NBE obtained were 111 PNBE and 70 NNBE. Until now, there has been no research that has …