Device for controlling an aspect ratio in tv-monitor integrated wide screen receiver

摘要: A device for controlling an aspect ratio in a TV-computer integrated wide screen receiver, includes input signal select switch selecting television double-scanned or computer monitor of VGA mode, gain controller the which is selected by switch, clamp circuit clamping controlled controller, analog/digital converter converting clamped circuit, conversion horizontally and vertically digital sampled converter; phase-locked loop connected to device, correcting image distortion clock speed.