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BR2

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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 (not glass) 2 Sidecontacts.
Filament Vf 6.3 Volts / If 0.4 Ampere / Half indirect / Specified voltage 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_schuloszi.gif BR2: W.E.
Wolfgang Eckardt


Just Qvigstad
narva_br2_dt1.png
BR2: Private collection
Emilio Ciardiello

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Collection of

Collection of a member from D
 
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BR2
 

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