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Old 7th Mar 2019, 11:19 pm   #3
peter_sol
Octode
 
Join Date: Aug 2003
Location: Welwyn Garden City, Herts. UK.
Posts: 1,906
Default Re: Radio 1 Roadshow, 1970s and 1980s

PO lines before stereo. but at first had satelite link from BT when needed stereo.
I don't think there were 2 pairs used on the one circuit, It would have been 1 pair for programme line and one pair for control line (talkback)
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