Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Radio communication technology
|
| gptkbp:alsoKnownAs |
HF radio
|
| gptkbp:enables |
long-distance communication
|
| gptkbp:hasModulationType |
gptkb:AM
gptkb:SSB CW FM |
| https://www.w3.org/2000/01/rdf-schema#label |
Short Wave Radio
|
| gptkbp:inventedBy |
early 20th century
|
| gptkbp:mayReceive |
shortwave radio receiver
|
| gptkbp:partOf |
radio spectrum
|
| gptkbp:regulates |
gptkb:International_Telecommunication_Union
|
| gptkbp:usedBy |
gptkb:government_agency
hobbyists broadcasters |
| gptkbp:usedFor |
amateur radio
international broadcasting military communication emergency communication |
| gptkbp:uses |
ionospheric propagation
|
| gptkbp:usesFrequencyRange |
1.6 to 30 MHz
|
| gptkbp:bfsParent |
gptkb:Methodrone
|
| gptkbp:bfsLayer |
7
|