Quote:
Originally Posted by Kevin Kuehn
That sine wave distortion you show in your last post, believe it or not that kind of thing really won't bother for alignment. We need to remember that the RF is only the carrier for the modulating sound and video information, so the important thing is the response of the video IF amplifiers, and for that you need the generators frequency calibration to be accurate.
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Indeed true... I have seen far worse distortion in the output of my Heathkit SG-8, which is similar in design to that Eico. For 21 mhz if, I use a small digital shortwave radio to measure and set the frequency accurately.
jr