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SY4307A

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ID = 85491
       
Country:
Australia
Brand: Standard Telephones and Cables Pty, Ltd (STC), Sydney
Developer: Standard Telephones and Cables Ltd. (STC); London, Foots Cray 
Tube type:  Transmitting Tube, Pentode, air cooled   Power/Output 
Identical to SY4307A
Similar Tubes
Normally replaceable-slightly different:
  4307A

Base UY-Base, 5 Pins (USA, April 1927) Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 5.5 Volts / If 1 Ampere / Direct
Dimensions (WHD)
incl. pins / tip
x 147 x 53 mm / x 5.79 x 2.09 inch
Weight 67 g / 2.36 oz
Information source -- Collector info (Sammler)   

4307a_2~~1.png SY4307A: Fin Stewart
Fin Stewart


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