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889R-A

Information - Help 
ID = 32442
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Transmitting Triode, air cooled   Power/Output 
Identical to 889R-A = BR129
Similar Tubes
Different maximum ratings:
  889R
Multiple differences or of other kind:
  889A ; BW129
Successor Tubes 5667  

Base TRANSMITTING & Power-TUBES/VALVES in gen
Was used by Transmittertube (Radio)
Filament Vf 11 Volts / If 125 Ampere / Direct
Description

Marconi Italia. Air Cooled version of the 889A. Has newly designed radiator.
Pa <5 kW, f <50 MHz. Also made by Fivre with inverted suffix, 889A-R.

 
Dimensions (WHD)
incl. pins / tip
x 277 x mm / x 10.91 x inch
Weight 16200 g / 571.44 oz
Information source - - Manufacturers Literature   
Tube Lore (II)   p. 81

889_soc.~~2.png 889R-A: Fin Stewart
Fin Stewart

889ra_br129_1_1.png
889R-A: Manufacturer's Literature
Emilio Ciardiello

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