vertical deflection oscillator

vertical deflection oscillator

[′vərd·ə·kəl di′flek·shən ′äs·ə‚lād·ər]
(electronics)
The oscillator that produces, under control of the vertical synchronizing signals, the sawtooth voltage waveform that is amplified to feed the vertical deflection coils on the picture tube of a television receiver. Also known as vertical oscillator.
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