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2K42

Information - Help 
ID = 35543
       
Country:
United States of America (USA)
Brand: Sperry Tube Div. of Sperry Rand - Great Neck, N.Y.
Tube type:  Reflex Klystron 
Identical to 2K42
Similar Tubes
Other characteristic (electr. data):
  2K41

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 6.3 Volts / If 1.3 Ampere / Indirect
Description 3300 to 4200 MHz
Integral cavity
1250V, 250 mW output; forced-air cooling required. 2K41 with different tuning range.
Heater current lowered to 1A since 1952. 
Information source Tube Lore (I)   


Just Qvigstad
2k39-41-4_1_3.png
2K42: Manufacturer's Literature
Emilio Ciardiello

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