REDSTONEPEDIA › Circuits › Combination locks
Combination locks
A secret door or vault: it opens only when every item frame on the wall is turned to the right rotation, or when its buttons are pressed in the right order.
Combination lock: item frames as dials, opens only at the code
Turns its output on only while every item-frame dial shows the same position as its own code frame; set the code by turning the code frames.
3 dialsCombination lock
A card that comes in several sizes lists every size, with the best design of each, on its page.