It can act as a repeater, a diode, or a delay. The redstone repeater is a flat grey surface with a small red bar near the bottom of the block with a movable redstone torch on that bar. A repeater extends a powered redstone current by fifteen blocks. The repeater can delay this current by up to four-tenths of a second, though several repeaters can be used in front of each other, creating a longer delay.
In Minecraft, the relationship between redstone dust and redstone torches is elegant in its simplicity because you can make so many different machines by simply combining these two items with blocks — however, redstone repeaters make the work a lot easier. A single repeater requires the following items:. Three blocks of smooth stone obtained by smelting cobblestone blocks in a furnace. A redstone repeater is a gray panel that can be placed on most standard blocks. Repeaters, unlike dust and torches, cannot be powered from any side: They can be charged only from the back, and they can transfer charge only to the front. The triangular indentation on top indicates the direction of the charge; power is translated from the wide end of the triangle to the tip.
This Minecraft tutorial explains how to craft a redstone repeater with screenshots and step-by-step instructions. We will continue to show them individually for version history. First, open your crafting table so that you have the 3x3 crafting grid that looks like this:.
The Gamepedia and Fandom account systems have now been merged. If your username is incorrect, you have accounts on both platforms that weren't merged, or you have trouble signing in, please submit a support ticket. A redstone repeater is a block used in redstone circuits to "repeat" redstone signals back to full strength, delay signals, prevent signals moving backwards, or to "lock" signals in one state. A redstone repeater can be obtained by crafting, by looting jungle temples, or by breaking a previously-placed repeater.