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Mixing roehre, in which the oscillator anode is composed of two in the plane of the transverse stays are positioned between the oscillator grid and the first screen grid staves arranged with flat rectangular or similar cross-section.
Mixing roehre, in which the oscillator anode is composed of two in the plane of the transverse stays are positioned between the oscillator grid and the first screen grid staves arranged with flat rectangular or similar cross-section.