Radios antiguas y Radios de Colección

245

ID = 3227

País:

Estados Unidos

Marca:	Common type USA tube/semicond. Common type USA tube/semicond. Canadian Westinghouse, Hamilton Cossor, A.C.; London CeCo (tubes), C.E. Mfg. Co. Inc.; Providence, RI Crescent (tubes); (where?) Everbest Radio Corp.; New York, NY Guaranteed Manufacturing Co.; (where?) Gulbransen Co.; Chicago Kelly Tube Co.; New York, NY Lafayette Radio & TV Corp; New York (NY) Legion (Tube brand); (Where ?) Neon Lamp Works, Inc.; New York City, NY Paramount Radio Tube Co.; Brooklyn, NY Pilot Electric Mfg. Co. (Radio Corp.); Brooklyn (NY) RCA (RCA Victor Co. Inc.); New York (NY) Silvertone (tubes) - see also Sears; Chicago, IL Sonatron Tube Company; Chicago and New York Sparton-Cardon Tubes; Jackson MI Speed, Cable Radio Tube Corp. / Cable Supply Co.; New York and Brooklyn, NY Westinghouse El. & Mfg. Co. - see also Canadian W.
Diseñador:	Westinghouse El. & Mfg. Co. - see also Canadian W.
Tipo:	Triode, vacuum Power/Output

Idéntica a

245 = X245 = P245 = 45 = UX245 = PA245 = AC45 = TX-45 = VX245 = A.C.245 = PM245 = AX-245 = R45_Rogers = CL-45 = GSX245 = RYB245 = TX245 = TS245 = T-45 = G-45 = JX245 = Z-45 = TC245 = C-245 = NX-245

Válvulas similares

Substituya normalmente -diferencia peq.:

FX245 ; U245

Base

UX-Base (4 Pins (2 thick, USA 1924) (Codex=Bo)

Usada en

Radio/TV-reception etc.

Filamento

Vf 2.5 Volt / If 1.5 Ampere / Direct / Specified voltage AC/DC

Descripción

According to Tyne, page 322, this audio-power output tube was introduced in March 1929. It is intermediate between UX171A and UX210 and was first named UX245, later in short 245 and 45. See other identical denominations too. The oxide-coated filament operates at 2.5 volts AC or DC, taking 1.4 amperes. The anode is of sheet nickel, carbonzed fo facilitate radiation. Power output about 0.8 watt.

Precios de válvulas

2 Precios de válvulas (visible solo para miembros)

Literatura

Taschenbuch zum Röhren-Codex 1948/49


245: W.Sprick: Austausch-Röhren-Lexikon 1947 Günther Stabe † 19.8.20 Mas ...	Just Qvigstad	245: data-sheet Pedro Prieto-Castro

Uso en Modelos

2= 1928? ; 3= 1929?? ; 46= 1929? ; 182= 1929 ; 22= 1930?? ; 20= 1930? ; 156= 1930 ; 10= 1931?? ; 19= 1931? ; 92= 1931 ; 2= 1932?? ; 2= 1932? ; 9= 1932 ; 1= 1933?? ; 4= 1934? ; 4= 1935?? ; 1= 1936?? ; 1= 1937? ; 1= 9999?? ; 3= 9999

Número de modelos en Radiomuseum.org con esta válvula:580

Museo "West Valley Ham Shack Radio Museum"

Museo "Museum of Alaska Transportation and Industry (MATI)"

Literatura "Radio Tubes and Boxes of the 1920’s"

Colección personal de

Pedro Prieto-Castro (E)

George Papaiz (CDN)

Karlheinz Fischer (D)

Aldo Patriarca (CH)

Aires Gomes (P)

245

[rmxtube-en]

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245

Common type USA tube/semicond.

Colección personal de