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1230

Information - Help 
ID = 53652
       
Country:
United States of America (USA)
Brand: Sylvania (Hygrade, GTE, Nilco); Emporium (PA)
Tube type:  Triode, vacuum 
Identical to 1230
Similar Tubes
Other class quality (otherwise equal):
  30
Predecessor Tubes 30  

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Technology / Measurement
Filament Vf 2 Volts / If 0.06 Ampere / Direct
Description Special version of 30, with low grid current for use in electrometers.
 
Dimensions (WHD)
incl. pins / tip
41 x 91 x mm / 1.61 x 3.58 x inch
Information source - - Manufacturers Literature   
Tube Lore (I)   
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30_4.png
1230
Emilio Ciardiello

 

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