Instantaneous frequency of ground and cloud flash radiation in very high frequency narrowband system
Reference11 articles.
1. Frequency spectra of various events pertinent to lightning cloud flashes obtained from wavelet transform technique and ratified by narrow band measurement technique
2. Temporal features of different lightning events revealed from wavelet transform
3. T. Marshall, M. Stolzenburg, S. Karunarathne, S. Cummer, G. Lu, H. D. Betz, M. Briggs, V. Connaughton, S. Xiong, J. Geophys. Res. Atmos. 118, 10, 907–10,925 (2013).
4. The amplitude spectra of lightning radiation fields in the interval from 1 to 20 MHz
5. J. C. Willett, J. C. Bailey, C. Leteinturier, E. P. Krider, J. Geophys. Res. 95 (20), p367–387 (1990).