radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

R250

Information - Help 
ID = 488
       
Country:
Netherlands
Brand: Radio-Record - Röhrenmarke; Holland
Tube type:  Full-Wave Rectifier inert gas filled   Power-supply 
Identical to R250 = 1701
Similar Tubes
Normally replaceable-slightly different:
  R250_Rectron
First year 1928 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 1.8 Volts / If 2.8 Ampere / Direct / Specified voltage AC/DC
Description Codex falsch erfasst! 
Information source Taschenbuch zum Röhren-Codex 1948/49   

g2340_so~~4.png R250: rtt
Anonymous 10 Collector

More ...

Just Qvigstad
Usage in Models 1= 1928 ; 1= 1929?? ; 15= 1929 ; 4= 1930 ; 1= 1931 ; 2= 1932?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):24

Collection of

Collection of a member from FIN
 
rectron_r250_1.jpg

R250
 

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]
  

Data Compliance More Information