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ID = 22858
Brand: Fivre - tubes; Milano (MI)
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 1R

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Was used by Military and/or Government
Filament Vf 1.4 Volts / If 0.05 Ampere / Direct / Battery =
Information source

i_fivre_1r_socket.gif 1R: Babani Radio valve Guide 1951/1954
Giuseppe Feniello

Just Qvigstad
1R: Babani 1949-1951
Patrice Zeissloff

Collection of



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