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E4T

Information - Help 
ID = 59050
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Electron beam switch tube 
Identical to E4T
Similar Tubes
Multiple differences or of other kind:
  E80T

Base Noval, 9 pin miniature (USA pico-9) B9A Top contact with a cap.
Filament Vf 6.3 Volts / If 0.15 Ampere / Indirect
Description

Beam deflection tube similar to E80T. The sample in the photo has the Philips internal code 'ZE', assigned to the E80T, printed under the noval base. Probably screened to custom deflection sensitivity. No data available.

 
 
e4t_ph_1.jpg
E4T: Private collection
Emilio Ciardiello

 
e4t.png
E4T: Manufacturer's Literature
Emilio Ciardiello

 

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