Murdock variable condenser for Armstrong regenerative receiver
date: label: Date made
content: 1912
name: label: associated user
content: unknown
label: associated person
content: Armstrong, Edwin Howard
label: maker
content: Murdock Radio Co.
notes: label: Description
content: This variable condenser was used by Edwin Howard Armstrong for his first regenerative radio circuit in 1912. Manufactured by Murdock Radio Co., the condenser stores an electric charge between intermeshed metal plates. The amount of charge stored can be varied by sliding one set of plates further into the unit.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Marion Armstrong
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.314503.02
label: catalog number
content: 314503.02
label: accession number
content: 202631
objectType: label: Object Name
content: Capacitor, Variable
label: Object Name
content: capacitor
label: Object Name
content: variable condenser
label: Other Terms
content: Capacitor, Variable; Radio
physicalDescription: label: Measurements
content: overall: 5 in x 12 in x 3 3/4 in; 12.7 cm x 30.48 cm x 9.525 cm