Antique radios, Old Time Radios

200A

ID = 13500

Country:

United States of America (USA)

Brand:	Common type USA tube/semicond. Common type USA tube/semicond. Champion Radio Works; Danvers, Massachusetts Continental Corp. (Continental tube brand); Chicago, IL Lafayette Radio & TV Corp; New York (NY) OK (tubes), S.S. Kresge Co.; Detroit, MI QRS Music Company; Chicago, IL Silvertone (tubes) - see also Sears; Chicago, IL
Tube type:	Gas Triode Detector

Identical to

200A = UX200A = 00A = TC200A = SX200A = D400A = Detector_Knight = PA200A = BD200A = MX200A = PD200A

Similar Tubes

Normally replaceable-slightly different:

H_CeCo

First Source (s)

Apr.1926 : Saga of the Vacuumtube, Tyne

Predecessor Tubes

UX200

Base	UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Filament	Vf 5 Volts / If 0.25 Ampere
Literature	Taschenbuch zum Röhren-Codex 1948/49 Babani, International Radio Tube Encyclopaedia


	200A: Internet Miguel Angel Trujillo-Rodriguez

200A: own collection
Lindsay Shepherd

200A: Telefunken Werkstattbuch
Wolfgang Bauer

200A: KoBi
Konrad Birkner † 12.08.2014

Usage in Models

1= 1926 ; 1= 1927? ; 2= 1927 ; 1= 1928? ; 3= 1928

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):8

Collection of Lindsay Shepherd (AUS)

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200A

Common type USA tube/semicond.