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GB-....

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ID = 69850
       
 
   
Tube type:  LOCKED OFF PART (CODE 9) - see in Notes 
Identical to GB-....

Description

GB is the prefix for Gold Brand, the Sylvania premium tube series.

The actual type name follows after this prefix.

 

 

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]
  

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