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ID = 16689
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Vacuum Pentode   Power/Output 
Identical to CV2721 = EL81

Base Noval, 9 pin miniature (USA pico-9) B9A (Codex=Ue) Top contact with a cap.
Filament Vf 6.3 Volts / If 1.05 Ampere / Indirect / Specified voltage AC/DC
Description Taschenbuch zum RöhrenßCodex of 1948/49 apparently states this is an Octal Gas Triode.
Dimensions (WHD)
incl. pins / tip
22 x 82 x mm / 0.87 x 3.23 x inch
Information source -- Original-techn. papers.   
- - Data from my own collection

cv2721_so.png CV2721: rtt
Anonymous 10 Collector

Just Qvigstad

Collection of



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