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Content -> Hardware -> GCA
* The GCA Family
By Peter Giling
Description
There are quite a few situations, where we need to switch AC.
Most will have to do with just using a transformer for powering a turnout, mechanical signal or decoupler.
GCA76 and GCA77 are suitable to switch these units, but only with DC.
Also to be able to switch a frog on a turnout, a relay is mostly the only way to do it in a reliable way.
Relayboard GCA137 is made for that purpose only, but …
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