Thread: REN Booster
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Old 14th Mar 2011, 9:50 pm   #31
russell_w_b's Avatar
Join Date: Jul 2007
Location: Penrith, Cumbria, UK.
Posts: 3,330
Default Re: REN Booster

Originally Posted by Maestro Maker View Post
Worked like a charm! Would that work now?
I've successfully connected a type 300 and an extension 59A bell in series on a standard BT plug and socket arrangement; no audible difference in ringing, and, of course, four bells connected in series-parallel like this means that no resistors are necessary to dissipate energy that would otherwise be used for the bell-motors, as four in parallel would be (assuming one was aiming for a REN of 4).

Trouble is, such a system becomes unique to one's installation - fine if one isn't swapping out telephones all the time!

Russell W. B.
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