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Old 2nd Dec 2019, 10:13 pm   #30
matthewhouse
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Join Date: Jul 2006
Location: Willand, Devon, UK.
Posts: 1,023
Default Re: Telephone Rentals Uniselector Chronogram

This system is 36V and the uniselectors operate quite violently! I assume the coils are rated for that. The resistance of the coils is different, some measure 40Ω others 70Ω.
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