Antique radios, Old Time Radios

CY2

Country:	Europe		Brand:	Common type Europe
			Tube type:	High-vacuum Rectifier Power-supply

Tube ID = 278


	previous \| next

Identical to	CY2 = 30NG = TCY2 = UY2_Dario = MCY2 = 30BG = UVG51
Similar Tubes	Normally replaceable-slightly different: 1D4_Standard Other base: CY32; PV30 Other base and data slightly different: PV3018 Other base and other base diagram: PV4018 Multiple differences or of other kind: 25Z6G
First Series	Mar.1934 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Feb.1934 : Toute la radio # 1 Jul.1935 : Die Sendung 1935 #7
Successor Tubes	UY3 UY1 CY21_9pin

Base	Europe side contact base P (P8A) (Codex=Se)
Was used by	Radio/TV-reception etc.
Filament	Vf 30 Volts / If: 0.2 Ampere / -: Indirect / -: Series, AC/DC /
Description	Whith two independed diodes to be used as voltage doubler or for higher current. NOT intended as full wave rectifier. [JR] Text in other languages (may differ)
Tube prices	5 Tube prices (visible for members only)
Literature	Taschenbuch zum Röhren-Codex 1948/49


	Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Karel De Reus

R. Aufils
Raynal Aufils

Telefunken Werkstattbuch
Wolfgang Bauer

RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Usage in Models (calculation each 25th of the month)

4= 1934? ; 19= 1934 ; 2= 1935? ; 23= 1935 ; 1= 1936?? ; 5= 1936? ; 24= 1936 ; 34= 1937 ; 1= 1938?? ; 1= 1938? ; 29= 1938 ; 4= 1939?? ; 2= 1939? ; 30= 1939 ; 8= 1940?? ; 2= 1940? ; 22= 1940 ; 2= 1941? ; 12= 1941 ; 18= 1942 ; 4= 1943 ; 6= 1944 ; 6= 1945?? ; 3= 1945? ; 4= 1945 ; 5= 1946 ; 1= 1947? ; 8= 1947 ; 6= 1948 ; 1= 1949 ; 1= 1950?? ; 1= 1950 ; 2= 1951 ; 1= 1952? ; 1= 1952 ; 1= 1953 ;

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 294

Further Information for

CY2

CY2 (CY2) (29.07.2007) Reinhard Hanschke	Clicks: 215 Replies: 0
Nupreis 1938: 45.-- FFR. Lit.: Catalog der Firma MANUFRANCE (MF) von 1938.

CY2 (CY2) von OPTA, wann und wo gebaut? (21.03.2006) Wolfgang Eckardt	Clicks: 571 Replies: 1
Vor mir liegt eine CY2 mit dem OPTA-Logo (Rombus). Ich kenne zwar Loewe-Röhren, doch bin ich mir nicht sicher, wo und wann diese Röhren mit diesem Logo gebaut wurden. Aus der Kennung PO 2609 vermag ich keine Schlüsse zu ziehen. Stammen solche Röhren aus der Zeit 1942-45 in dem Betrieb in Berlin-Weißensee? Wolfgang Eckardt More ...

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]