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5687WA

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ID = 20810
       
 
   
Tube type:  Double Triode 
Identical to 5687WA = CK5687WA = CV5188
Similar Tubes
Normally replaceable-slightly different:
  5687WB
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. 
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Tube prices 1 Tube prices (visible for members only)
Information source Röhren-Taschen-Tabelle, (Franzis RTT)   
- - Manufacturers Literature   
Tube Lore (I)

no44_g_2.gif 5687WA: RTT Schwandt
Günther Stabe † 19.8.20

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Just Qvigstad
5687wa_1.png
5687WA: Manufacturer's Literature
Emilio Ciardiello

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Usage in Models 1= 1961

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
5687wa_raytheon_2.jpg

5687WA
 

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