Thread: Incorrect bell?
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Old 31st May 2019, 7:05 am   #23
dagskarlsen's Avatar
Join Date: Jan 2008
Location: Hakadal, Norway
Posts: 479
Default Re: Incorrect bell?

In theory, there is no difference between theory and practice.

If the practice comes close, the theory will probably be right

PS The REN calculation is including the Capacitor like they in USA. The measurement is done according to the setup described in Old-time Telephones! Design, History, and Restoration by Ralph Meyer ( DS

Last edited by dagskarlsen; 31st May 2019 at 7:11 am.
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