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S328A

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ID = 61971
       
Country:
Sweden
Brand: Standard Radiofabrik A.B.; Ulvsunda
Developer: Western Electric Company Inc.; New York (NY) 
Tube type:  Vacuum Pentode   Universal 
  Ca. 1925 up to 1945 very rare. ***
Identical to S328A = 4328A = 5A/136A = 328A = CV2619
Similar Tubes
Heater different:
  S310A
Other base:
  4328D ; 5A/136D ; CV245
Other base and other heater:
  310A

Base 6-Pin-Base U6A, old, USA Top contact with a cap.
Was used by Telephony
Filament Vf 7.5 Volts / If 0.425 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
x 124 x 38 mm / x 4.88 x 1.50 inch
Weight 40 g / 1.41 oz
Information source Babani, International Radio Tube Encyclopaedia   Page 32
- - Manufacturers Literature   Sept 1950


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