RRF 400 WATT “MG” Einanodige Gleichrichterröhre
Half-Wave Rectifier
Tube redresseur monoplaque

On April 29, 1924, the company C.H.F. Müller in Hamburg founded the Radioröhrenfabrik GmbH (RRF). This first undertakes the fabrication of the “standard tubes” acquired from Müller. Starting from 1927, the name “Valvo” was used as a trade mark (acquired by Philips).

Heizung: 14 V - 8 A
Emission: 750 mA

 

Hauteur • Height • Höhe : 27,5 cm • 10" 7/8
Diamètre • Diameter • Durchmesser : 8 cm • 3" 1/8

 

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