radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

2K28

Information - Help 
ID = 17429
       
 
   
Tube type:  Reflex Klystron 
Identical to 2K28 = TH2228
Similar Tubes
Normally replaceable-slightly different:
  CV1768 ; QK26 ; RK707B
Other class quality (otherwise equal):
  2K28A
Multiple differences or of other kind:
  CV1892 ; QK85

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radar
Filament Vf 6.3 Volts / If 0.66 Ampere / Indirect
Description

External cavity reflex klystron; 125mW output from 1200 to 3750MHz. Similar to 707B with shorter glass body; immproved temperature compensation.
Made by Raytheon, Thomson and WE.

 
Tube prices 4 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   Klystrons and Microwave Triodes, MIT vol.7
Tube Lore (I)
 
2k28_rartheon_rmf.jpg
2K28: My Collection
Bruce Morgenstern

More ...
 
2k28_pin.png
2K28
Emilio Ciardiello

More ...
 
2k28_data.png
2K28: Raytheon Manual
Heinz Höger

More ...

from Just Qvigstad

Usage in Models 3= 1950??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg