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Old 10th Mar 2020, 3:55 pm   #47
julie_m
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Join Date: May 2008
Location: Derby, UK.
Posts: 7,735
Default Re: Some BBC local radio MW Tx closures

The 198kHz network carries the switching signals for Economy Seven cheap-rate electricity, and probably also used to carry something else related to the Cold War; Radio 4 was just the cover story providing a plausible explanation for its existence.
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