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Old 12-07-2022, 01:54 PM
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Penthode Penthode is offline
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Location: Kitchener/Waterloo Ontario Canada
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Quote:
Originally Posted by old_tv_nut View Post
The CTC7 and later chassis used the X-Z demod with output matrix/amp/DC restorer stages. Any direct R-Y/B-Y parent would not apply. Plus, it was more stable with tube drift due to the final DC restoration.
I had assumed the earliest sets would have all included I Q demodulators. Interesting that Westinghouse, purported to be the first color set sold, did not employ it.
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