I have made 3 sets of speakers that are triggered by 3 transmitters. This will allow the public to enable the sound installation.
The transmitters on the right have been designed to be connected or seperated so they can be versatile in different situations.
Drawing of the speaker circuit when the wires are replaced by conductive paint.
I have tried this but the ink is not conductive enough.
Installation equiptment ready for Gigahertz.