radio-frequency power supply

radio-frequency power supply

[′rād·ē·ō ¦frē·kwən·sē ′pau̇·ər sə‚plī]
(electronics)
A high-voltage power supply in which the output of a radio-frequency oscillator is stepped up by an air-core transformer to the high voltage required for the second anode of a cathode-ray tube, then rectified to provide the required high direct-current voltage; used in some television receivers.
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