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4022AR

Information - Help 
ID = 13608
       
Country:
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Developer: Standard Telephones and Cables Ltd. (STC); London, Foots Cray 
Tube type:  Triode, vacuum   Audio Frequency 
  Ca. 1925 up to 1945 rare.
Identical to 4022AR
Similar Tubes
Normally replaceable-slightly different:
  SY4022A
Other base:
  S4022AR
Successor Tubes CV1311  

Base UV-Base (4 Pins+Bayonet, USA 1914 WE) (Codex=Bo)
Was used by Telephony
Filament Vf 4 Volts / If 0.25 Ampere / Direct / Parallel / series AC/DC
Description

Telephone repeater tube

 
Dimensions (WHD)
incl. pins / tip
x 114 x 57 mm / x 4.49 x 2.24 inch
Weight 65 g / 2.29 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
Saga of the Vacuum Tube, Tyne   p.369
- - Manufacturers Literature
 
4022ar_1.jpg
4022AR: G.E.
Gerhard Eisenbarth

 
4022ar_sockel_1.gif
4022AR: gerd.eisenbarth
Gerhard Eisenbarth

 
4022ar_datenblatt.png
4022AR: eigene Unterlagen
Gerhard Eisenbarth


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