
AI-created image
Statements (21)
Predicate | Object |
---|---|
gptkbp:instanceOf |
gptkb:military
|
gptkbp:controversy |
environmental concerns
public opposition |
gptkbp:decommissioned |
2004
|
gptkbp:frequency |
76 Hz
|
gptkbp:fullName |
gptkb:Extremely_Low_Frequency_Project
|
gptkbp:fundedBy |
gptkb:United_States_Department_of_Defense
|
https://www.w3.org/2000/01/rdf-schema#label |
Project ELF
|
gptkbp:location |
gptkb:Clam_Lake,_Wisconsin
gptkb:Republic,_Michigan |
gptkbp:notableFor |
longest radio waves ever used for communication
|
gptkbp:operatedBy |
gptkb:United_States_Navy
|
gptkbp:operationalPeriod |
1989–2004
|
gptkbp:predecessor |
gptkb:Project_Sanguine
|
gptkbp:purpose |
communicate with submerged submarines
|
gptkbp:relatedTo |
gptkb:Project_Sanguine
gptkb:Project_Seafarer nuclear submarine communication |
gptkbp:technology |
extremely low frequency radio transmission
|
gptkbp:bfsParent |
gptkb:United_States_Department_of_Defense_projects
|
gptkbp:bfsLayer |
4
|