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ID = 15427
United States of America (USA)
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Transmitting Triode, air cooled   VHF 
Identical to 852 = UX852 = CX852 = E752 = WL-852 = SX-852 = UE-952 = WL-195
Similar Tubes
Normally replaceable-slightly different:
  38152 ; DW-2
Successor Tubes 860   HK354  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bt) Sidecontact and top contact.
Was used by Transmittertube (Radio)
Filament Vf 10 Volts / If 3.2 Ampere / Direct / Specified voltage AC/DC

Introduced in 1927, it used a short plate to keep interelectrode capacitances low. Finned plate for power dissipation, thoriated-tungsten filament. Leeds version has a graphite anode

  • 3000 V at 85 mA
  • 30 MHz full ratings, 120 MHz at reduced ratings
  • mu 12
  • 100 W plate dissipation.

Also 'A' version.
Amperex, Cunningham, GE, RCA and Westinghouse some of known manufacturers.

Dimensions (WHD)
incl. pins / tip
135 x 190 x 95 mm / 5.31 x 7.48 x 3.74 inch
Weight 175 g / 6.17 oz
Tube prices 1 Tube prices (visible for members only)
Information source Tube Lore (II)   p. 79
Babani, International Radio Tube Encyclopaedia   p. 182 & 183
Tube Lore (I)
Taschenbuch zum Röhren-Codex 1948/49

852_so.png 852: ARRL Handbook 1972
Anonymous 10 Collector

Just Qvigstad
852: RCA de forest amateur 1934
Miguel Angel Trujillo-Rodriguez

More ...

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