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4042

Information - Help 
ID = 30702
       
Country:
United States of America (USA)
Brand: RCA (RCA Victor Co. Inc.); New York (NY)
Tube type:  Transmitting Triode, air cooled 
Identical to 4042
Similar Tubes
Other class quality (otherwise equal):
  5675
Predecessor Tubes 5675  

Base Pencil 2 pin plus side disc or top
Filament
Description

Pencil Triode; Typ:- 425W pulse output at 1.7GHz.
5675 specially selected and aged to HP specs.

 
Information source -- Collector info (Sammler)   
-- Original-techn. papers.   
 
4042_rca_enha.jpg
4042
Emilio Ciardiello

 
pencil.png
4042: Manufacturer's Literature
Emilio Ciardiello

 

from Just Qvigstad

Usage in Models 1= 1966?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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