Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 28592
United States of America (USA)
Brand: DeForest-Tubes
Developer: DeForest-Tubes 
Tube type:  High-vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to HR
First year 1926 Saga of the Vacuum Tube, Tyne page 301, 303, 304

Base Wires Wires only
Was used by Transmittertube (Radio)
Filament Vf 10 Volts / If 2.35 Ampere / Direct

HR has the same filament and build as the H.
It is the matching rectifier for up to 2000 Volt RMS and 250 mA. It was capable to supply four type H's.

Text in other languages (may differ)
Information source Saga of the Vacuum Tube, Tyne   Pages 301, 303 & 304

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]