AX 50, Tube AX50; Röhre AX 50 (AX50)

Antique radios, Old Time Radios

AX50

Country:	Netherlands		Brand:	Philips; - Eindhoven; Netherlands
			Tube type:	Gas Rectifier

Tube ID = 1902


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Identical to	AX50
Similar Tubes	83 (Other base and other base diagram)
First Series	Sep.1939 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	1938 : Philips-Book volume 2

Base	Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament	If: 3.7 Ampere / Vf 4 Volts /
Tube prices	1 Tube prices (visible for members only)
Literature	Taschenbuch zum Röhren-Codex 1948/49 Design = Philips


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

Patrice ZEISSLOFF
Patrice Zeissloff

Telefunken Werkstattbuch
Wolfgang Bauer

Ratheiser RTH,3.Aufl.,1964
Egon Penker

Usage in Models	1= 1941?? ; 3= 1945?? ; 4= 1946?? ; 1= 1947? ; 2= 1948?? ; 2= 1948? ; 1= 1950?? ; 2= 1950 ; 1= 1951?? ; 1= 1952? ; 2= 1952 ; 3= 1953 ; 3= 1954 ; 2= 1955 ; 3= 1956 ;
Number of Models with this tube 31

Further Information for

AX50

AX50 (AX50) Quecksilberfüllung für welchen Zweck? (04.06.2008) Tobias Münzing	Clicks: 395 Replies: 1
Liebe Sammlerkollegen, Ich halte in den kommenden Wochen ein Referat im Profilfach Elektrotechnik über Röhrenverstärker. Dabei bespreche ich im einzelnen die Funktion des Philips EL6420. Irgendwann sei es vom Lehrer oder von den Schülern kommt die Frage warum "leuchten" die Röhren so blau "weil sie Quecksilber enthalten" und warum???? Fragen über Fragen die ich nicht ungelöst lassen möchte. Deswegen bitte ich darum das die Wissenden mich Unwissenden wissend machen. Mit freundlichen Sammlergrüßen Tobias Münzing More ...

AX50 (AX50) (07.03.2008) Perica Adnadevic	Clicks: 921 Replies: 17
Hello dear old electronic friend, I have one problem with this tube.I want to made an amplifier with tubes F2a11 and as rectifier tube I want to use AX50.Problem is with delaying anode voltage(preheating increase tubes life) .Is it possible to turn on anode voltage after a minute(with time relay), and is it safe for rectifying tube-it is gas tube(mercury)?Does anybody have an idea about this thematics).Thanks.Peter. More ...

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