Image / Eimac 4CX250K radial-beam power tetrode

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Title: Eimac 4CX250K radial-beam power tetrode
Creator: Eitel-McCullough, Inc. (San Carlos, Calif.)
Contributing Institution: History San Jose Research Library
Collection: History San Jose Online Catalog
Rights Information: Please contact the contributing institution for more information regarding the copyright status of this object.
Description: According to 1950s product sheets, the 4CX250K is a "compact radial beam tetrode with a maximum plate dissipation rating of 250 watts and a maximum input power rating of 500 watts. The 4CX250K is of ceramic and metal construction and recommended for use in equipments of new design." Applications as R-F amplifier, Class-B television visual, and plate-pulsed oscillator. "3D-11970" etched on exterior.
Type: Image
Identifier: D1958A5B-D76B-4CDA-9D1D-116150779734
2003-1-816
Subject: Eitel-McCullough, Inc
Tetrodes
Vacuum-tubes
Nineteen sixties
Nineteen fifties
Oscillators, Vacuum-tube
Amplifiers (Electronics)

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