Allows sending of signals from anywhere to anywhere, even between planets. Unlimited distances. No surface restrictions.
How to use:
Unlock the signal transmission technology.
Place a signal transmitter, connect it to a constant combinator or other circuit with signals you want to send.
Place a signal receiver, connect to a power pole to see the signals being received.
Both structures must be fully powered and on the same channel to work.
Multiple transmitters on the same channel add their signals together.