Statements (19)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
mechanical siren
|
| gptkbp:audio |
loud mechanical wail
|
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| https://www.w3.org/2000/01/rdf-schema#label |
Q-Siren
|
| gptkbp:introduced |
1940s
|
| gptkbp:manufacturer |
gptkb:Federal_Signal_Corporation
|
| gptkbp:material |
metal
|
| gptkbp:nickname |
Q2B
|
| gptkbp:notableFeature |
distinctive sound
|
| gptkbp:powerSource |
electric motor
|
| gptkbp:status |
still in production
|
| gptkbp:type |
vehicle-mounted
rotary siren |
| gptkbp:usedBy |
fire departments
|
| gptkbp:usedFor |
emergency warning
|
| gptkbp:usedOn |
fire trucks
|
| gptkbp:weight |
about 60 pounds
|
| gptkbp:bfsParent |
gptkb:Federal_Signal_Corporation
|
| gptkbp:bfsLayer |
6
|