radiomuseum.org

3NP4_CRT

Information - Hilfe 
ID = 25133
       
Land:
Niederlande
Marke: Philips; Eindhoven (tubes international!); Miniwatt
Typ:  Bildprojektionsröhre, schwarz/weiss 
Identisch mit 3NP4_CRT
Ähnliche
Mehrere Unterschiede oder anderer Art:
  MW6-2
Erste Quelle(n)
20.Mar.1948 : Electron Tube Registration List 642
Sockel Aussenkontakt-5er / Topf P5 (Au V, 5E) Seitenanschluss.
Heizung Uf 6.3 Volt / If 0.6 Ampere / Indirekt
Beschreibung 2 1/2 inch magnetic deflection projection CRT. P4 phosphor aluminized. 24KV typ. accelerating voltage on A2, -35 to -84 typ. grid voltage. -175V to +10V max heater to catode.
Advertised in Electronics, October 1948, as the basic component of Norelco Protelgram television projector.
Unknown European code for this EIA/RMA registered type; probably the MW6-2.
This is a quite unique RMA registered tube with side contact European base. 
Abmessungen (BHT)
inkl. Stifte/Spitzli		 x 267 x 64 mm / x 10.51 x 2.52 inch
3np4.png 3NP4_CRT: Manufacturer's Literature
Emilio Ciardiello
Mehr...
Just Qvigstad
Verwendung in Modellen 3= 1948? ; 1= 1950? ; 1= 1962??
Anzahl Modelle bei Radiomuseum.org bestückt:5
Dokumente zu diesem Bauteil
  A very early ad of the Norelco (North American Philips) Protelgram television projection system can be found in the second cover of Electronics, October 1948. The 3NP4 CRT is evidenced by the smiling girl. 284 KB
 
[rmxtube-ge, noindex]
  
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