|
gptkb:Sporadic_E_propagation
|
VHF bands
|
|
gptkb:Sulphur_Fire
|
sulphur storage facility
|
|
gptkb:Music_Performance
|
Clubs
|
|
gptkb:Sulphur_Fire
|
gptkb:Construction_Site
|
|
gptkb:Sulphur_Fire
|
gptkb:chemical_compound
|
|
gptkb:Music_Performance
|
Theaters
|
|
gptkb:Sleep_Talking
|
Any Age
|
|
gptkb:EarthQuake
|
tectonic plate boundaries
|
|
gptkb:Music_Performance
|
Recitals
|
|
gptkb:Music_Performance
|
Festivals
|
|
gptkb:Lahar
|
Any volcano with loose volcanic material
|
|
gptkb:Electric_Shock
|
gptkb:Workplace
|
|
gptkb:Thunderstorm
|
Any time of day
|
|
gptkb:Thunderstorm
|
Any time of year
|
|
gptkb:Sporadic_E_propagation
|
lower HF bands
|
|
gptkb:Morning_Sickness
|
Any time of day
|
|
gptkb:Electric_Shock
|
Industrial Sites
|
|
gptkb:EarthQuake
|
fault lines
|
|
gptkb:Light_Snow
|
temperatures below freezing
|
|
gptkb:Electric_Shock
|
Outdoors
|