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ID = 72891
Brand: Common type Europe tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to IF80
Similar Tubes
Heater different:
Multiple differences or of other kind:

Base Noval, 9 pin miniature (USA pico-9) B9A
Was used by Telephony
Filament Vf 20 Volts / If 0.095 Ampere / Indirect / Specified voltage AC/DC

EF80 version for telephony.

Manufacturer: Telam (PL)

Dimensions (WHD)
incl. pins / tip
22 x 70 x mm / 0.87 x 2.76 x inch
Weight 20 g / 0.71 oz

Just Qvigstad

Collection of



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