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Old 06-07-2021, 10:49 PM
kfbkfb kfbkfb is offline
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Quote:
Originally Posted by ChrisW6ATV View Post
Is a change away from the voice-grade lines what you are referring to as the "post-1978 upgrade"?
Yes, I had read about the PBS DATE audio system upgrade, I first noticed improved audio (in the late 1970s) on the CBS evening news, transmitted by WMT ch 2 and viewed (via roof antenna) on a Sylvania GT-Matic TV.


Kirk Bayne
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