Statements (18)
Predicate | Object |
---|---|
gptkbp:instanceOf |
audio oscillator
|
gptkbp:frequency |
20 Hz to 20 kHz
|
gptkbp:hasModel |
200A
|
gptkbp:historicalSignificance |
helped launch HP as a company
|
https://www.w3.org/2000/01/rdf-schema#label |
HP 200A audio oscillator
|
gptkbp:introducedIn |
1939
|
gptkbp:inventedBy |
gptkb:Bill_Hewlett
|
gptkbp:locationOfFirstProduction |
gptkb:Palo_Alto,_California
|
gptkbp:manufacturer |
gptkb:Hewlett-Packard
|
gptkbp:marketedAs |
precision audio oscillator
|
gptkbp:notableFor |
first product of Hewlett-Packard
|
gptkbp:powerSource |
AC mains
|
gptkbp:technology |
gptkb:Wien_bridge_oscillator
|
gptkbp:usedBy |
gptkb:Walt_Disney_Studios
|
gptkbp:usedFor |
audio testing
|
gptkbp:usedIn |
gptkb:Fantasia_(film_production)
|
gptkbp:bfsParent |
gptkb:Hewlett-Packard_(until_1999_spin-off)
|
gptkbp:bfsLayer |
7
|