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    push-pull audio amplifier

    Abstract: 7000R DA41 marconi company marconi class B audio Per pair of valves
    Text: DA 41/JULY 1954 Triode TypeDA41 AF AMPLIFIER General. The DA 41 is a triode valve fitted with a thoriated tungsten filament and a carbon anode. The valve was especially designed to operate in Class B audio amplifiers and a power output of 175 W may be obtained, with low distortion, from a pair of valves


    OCR Scan     		41/JULY TypeDA41 push-pull audio amplifier 7000R DA41 marconi company marconi class B audio Per pair of valves PDF