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

5687WB

Information - Help 
ID = 30792
       
 
   
Tube type:  Double Triode 
Identical to 5687WB
Similar Tubes
Normally replaceable-slightly different:
  5687WA
Other class quality (otherwise equal):
  5687

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 12.6 Volts / If 0.45 Ampere / Indirect / Specified voltage AC/DC
Description Dual triode for computer use. Cathode material assures low interface resistance even after prolonged cut-off conditions. Heaters can be series connected, 12.6V, 0.4A. Note the unusual base connections, with the heater center tap to pin 8 and the anode of second triode to pin 9. 
Text in other languages (may differ)
Tube prices 2 Tube prices (visible for members only)
Information source -- Collector info (Sammler)   
Tube Lore (I)   

no44_g_1~~1.gif 5687WB: RTT Schwandt
Günther Stabe † 19.8.20

More ...

Just Qvigstad

Collection of

 
5687wb.jpg

5687WB
 

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