Antique radios, Old Time Radios

E452T

Country:	Netherlands	Brand:	Philips; Eindhoven (tubes international!); Netherlands
		Developer:	Philips; Eindhoven (tubes international!); Netherlands
		Tube type:	Screen-grid Tetrode Universal

Tube ID = 2507

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Identical to	E452T = RENS1264 = H4111D = TE52 = S4VB
Similar Tubes	Normally replaceable-slightly different: 151_Ignix_5pin; A4AD; AC/S_Rariorecord; Dn3004; S412N; S430N; SV4110 Other base: E452T_UY
First year	1931 -- Schematic
First Source (s)	Oct.1931 : Philips Bulletin
Successor Tubes	E446

Base	Europe 5-Pin (O5A, B5) Top contact screw type
Filament	Vf 4 Volts / If: 1 Ampere / -: Indirect / -: Parallel, (AC/DC) /
Description	Nicht zu verwechseln mit der selteneren E452. Gemäss HT Schmidt gibt es in der Literatur viele unterschiedliche Aussagen über die E452 - aber über die E452T heisst es: HF-, Audion-, oder NF-Tetrode, wahlweise mit US5-Sockel oder mit 5-Stift-Europasockel (Babani, Brans-Vademecum, Röhrencodex, Prehled Elektronek, Illustrated History of Philips Radio Valves) Text in other languages (may differ)


	E452T: ficha de valvulas Getulio Jimenez-Gomez

E452T: Sammlung
Ingo Moll

E452T: Telefunken Werkstattbuch
Wolfgang Bauer

E452T: Philips Röhren Daten 1933
Peter Hoddow

Usage in Models	2= 1930 ; 2= 1931? ; 18= 1931 ; 2= 1932?? ; 1= 1932? ; 49= 1932 ; 1= 1933?? ; 6= 1933? ; 41= 1933 ; 1= 1934?? ; 8= 1934 ; 1= 1935 ; 1= 1936?? ; 1= 1936 ; 1= 1938??
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 135

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