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SY224A

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ID = 85035
       
Country:
United States of America (USA)
Brand: Sylvania (Hygrade, GTE, Nilco); Emporium (PA)
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
Identical to SY224A
Similar Tubes
Normally replaceable-slightly different:
  224 ; 24 ; 324 ; F242 ; FY224 ; MY224 ; NY224 ; PH224 ; RENS324 ; SY224 ; UY224 ; Y-224

Base UY-Base, 5 Pins (USA, April 1927) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
x 123 x 45 mm / x 4.84 x 1.77 inch
Weight 48 g / 1.69 oz

sy224_so~~1.png SY224A
Anonymous 10 Collector


Just Qvigstad
sy224_diagram~~1.png
SY224A: My book
Pier Antonio Aluffi

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