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ID = 48058
Brand: Mazda (tubes), Mazda-Belvu, Compagnie des Lampes; Paris
Tube type:  Beam Power Tube   beam power   Power-supply 
Identical to 4Y75R

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Filament Vf 6.3 Volts / If 1.7 Ampere / Indirect / Specified voltage AC/DC
Description Power tetrode for serial regulator gm=12mA/V Va max : 800V Ia max : 200mA Wa max : 35W Ri 400 ohms, Graphite Anode 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
55 x 130 x mm / 2.17 x 5.12 x inch

4y75rcouleurculot.png 4Y75R: Catalogue Mazda 1969
Patrice Zeissloff

Just Qvigstad
4Y75R: Catalogue Mazda 1969
Patrice Zeissloff

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