radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

BR2

Information - Help 
ID = 29329
       
Country:
Germany
Brand: Narva, VEB; Kombinat; Oberweißbach (Ostd.)
Developer: Narva, VEB; Kombinat; Oberweißbach (Ostd.) 
Tube type:  Oscilloscope CRT, picture tube   Indication 
Identical to BR2
Predecessor Tubes Va866  

Base Duodecal (12-pin), B12A 2 Sidecontacts.
Filament Vf 6.3 Volts / If 0.4 Ampere / Half indirect / Parallel, (AC/DC)
Description Demonstration CRT for Physics Laboratories.
"This CRT was built to show the operating principle of the cathode ray tube, first developed by Ferdinand Braun, to the students of technical schools. It should be noted that this tube has a filament heated, oxide covered cathode: it can be safely operated at low anode voltage." 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
95 x 95 x 270 mm / 3.74 x 3.74 x 10.63 inch
Weight 300 g / 10.58 oz
Tube prices 1 Tube prices (visible for members only)
Information source - - Manufacturers Literature   Lehrmittelbeiblatt 4136 DPZI (1975)
  d_narva_br2_kipp_sch.gif
  BR2: Narva-Versuchsanleitung
Wolfgang Eckardt
 
br2_total.jpg
BR2: W.E.
Wolfgang Eckardt

 
br2_schuloszi.gif
BR2: W.E.
Wolfgang Eckardt

 
narva_br2_dt1.png
BR2: Private collection
Emilio Ciardiello


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