radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

ERR2

Information - Help 
ID = 21378
       
Country:
Germany
Brand: Narva, VEB; Kombinat; Oberweißbach (Ostd.)
Developer: Narva, VEB; Kombinat; Oberweißbach (Ostd.) 
Tube type:  Geissler Crookes Elster-Geitel Hittorf   Indication 
Identical to ERR2

Base Duodecal (12-pin), B12A
Filament Vf 6.3 Volts / If 0.4 Ampere / Half indirect / Parallel, (AC/DC)
Description

Demonstration tube for Physics Laboratories. The ERR2 Windmill was built to show the properties of electrons, making a small metal vane to rotate when hit by an electron beam. This was a common item in the physics laboratories or technical schools in the past century.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
125 x 220 x 125 mm / 4.92 x 8.66 x 4.92 inch
Tube prices 3 Tube prices (visible for members only)
Information source
 
narva_skr2.jpg
ERR2: Private collection
Emilio Ciardiello

 
err2_radiometer.gif
ERR2: W.E.
Wolfgang Eckardt

 
d_narva_err2_radiometer_data1.png
ERR2: Datenblatt Glimmlampenwerk Cursdorf
Wolfgang Eckardt


from Just Qvigstad


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]
  
rmXorg