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Ste2500/05/2

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ID = 33074
       
Country:
Germany
Brand: Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München
Tube type:  Thyratron 
Identical to Ste2500/05/2 = ST17
Similar Tubes
Normally replaceable-slightly different:
  5557 ; FG17

Base UX-Base (4 Pins (2 thick, USA 1924, UX) Top contact with a cap.
Was used by Industrial
Filament Vf 2.5 Volts / If 5 Ampere / Direct
Description

This tube is a negative control mercury vapor thyratron for use where it is desired to actuate the tube with a change in negative grid voltage. It requires relatively little grid power and is suitable for use in relay circuits where current flow is desired in theabsence of grid exitation.

 
Text in other languages (may differ)
Weight 85 g / 3.00 oz
Information source - - Manufacturers Literature   
 
ste2500052.jpg
Ste2500/05/2: K.K.
Anonymous 719 Collector

 
3l111~~1.png
Ste2500/05/2: Fin Stewart
Fin Stewart

 
ste2500052_spec.png
Ste2500/05/2: Siemens Röhrentaschenbuch 1963/64
Anonymous 15 Collector


from Just Qvigstad

Collection of a member from D

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