Understanding Sporadic E

This video provides an overview of sporadic E, an uncommon type ionospheric propagation that primarily affects signals at VHF frequencies. Timeline: 00:00 Introduction 00:15 Ionospheric propagation (skywave) 01:05 Ionospheric propagation (skywave) – E layer 01:21 About sporadic E (Es) 02:31 Es and frequency 03:07 Dimensions of Es “clouds” 03:42 Mapping Es 04:16 Causes of Es and predicting Es 05:16 Es or tropospheric ducting? 06:13 Summary