- Type
- Block
- Category
- Machinery
- Stack limit
- 99
A conducting signal indicator. It visibly changes with power, but does not reset range, add a programmable delay, or act as a controller.
How to craft it
Signal relay
1 producedArrange one ingredient in each occupied slot and leave the other slots empty. The pattern can move inside the grid and can be mirrored horizontally. Take the result to consume one complete arrangement.
Mining sources
- Signal relay yields this item under the base mining-drop rule.
Harvesting interactions, extra drops, tool requirements, and survival rules can add conditions. The guide for the relevant system explains those conditions.
Breaking this block
Base mining drop: Signal relay.
Practical guides
Power, conduit, switches, and signals ↗
How power travels, what each control actually does, why switches get bypassed, and how coal reserve is spent.
MachineryBuild your first coal circuit ↗
A hands-on introduction to coal power, copper conduit, switches, lamps, and your first useful machine.
MachineryMachinery ↗
Coal-powered circuits, physical pistons, player-driven railways, switched lighting, and remote blast ignition.
MachineryMachinery troubleshooting ↗
Find the missing connection, wrong fuel, blocked piston, or cart control that is stopping your build.
Game entry 428. Reference checked against build 0.19.3.