Redstone in Minecraft is most commonly found deep underground in the form of Redstone ore. When mined, it gives Redstone Dust which can be used by players to create complex redstone circuits.

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What do noteblocks do?

I have been playing Minecraft for some time, and am pretty good with redstone. However, I was spamming the Random Page link on the Minecraft wiki and came across the Note Block page. Of course, the ...
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Minecraft - Secret passage behind staircase?

I have a hidden fortress built, and near the entry, you move down a staircase into the main reception area. At the bottom, I have the 2 middle steps and the row just above it also has 2 middle steps ...
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3k views

Server-Friendly Minecraft Elevator?

Is there a server-friendly redstone elevator I can build in Minecraft? The "zipper" version doesn't seem to work, unfortunately.
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Gate to allow only one player to pass through

On my server I have a quiz which you need to take before you can go to most of the areas, build etc... However, sometimes people try to cheat by going with friends into there. I want some kind of ...
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866 views

A more efficient mob pushing redstone circuit?

I am trying to build a mob system where the pistons push the mobs. The screen shot below shows my current design, but I'm thinking there has to be a more space/redstone efficient way to get at this. ...
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1answer
394 views

How can I hold 256 bits of memory in Minecraft?

I need to build a type of memory that can hold 256 bits of memory, including on's and off's but it seems like the only way to do it would be with hundreds of RSNOR latches and I was just wondering if ...
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484 views

Is there a new fix to restart redstone clock

I think everyone in this section knows about redstone clocks, and that sometimes when you log in and out, the repeaters get stuck. Sometimes they get stuck when you are just a little but far away or ...
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2answers
1k views

How can I make automatic lighting in Minecraft?

I have been trying to create a redstone system for my "town" on multi-player and was using some guides on creating automatic lighting using redstone, water, and pistons, but it is not working properly ...
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4answers
954 views

How to store big variables in a redstone RAM memory?

I've just made a simple RAM memory in Minecraft (with redstone), with 4 bits for the address and 4 bits stored in each cell. Our next goal is to store different kinds of variables in it and to process ...
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602 views

Confusion on Redstone Wire Transmission

According to the wiki on Redstone Circuits: Redstone Wire powers itself, the block below it, or the block it is pointing to. I'm having trouble understanding what this is saying. According to the ...
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705 views

Math behind Minecraft Redstone Torches Burning Out?

So, I know that redstone torches burn out, and according to the Minecraft wiki, there is some maths behind this. Unfortunately, the MC wiki isn't very descriptive (and mixes redstone ticks with game ...
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problem with two-level piston

I'm trying to make a two level piston (i.e. when it is powered on it pushes blocks up two levels rather than just one). The way that I am doing it is placing a row of pistons on top of a row of sticky ...
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1k views

How to destroy a chest using redstone in minecraft?

I am acquiring emeralds. I am having the issue that if I destroy 4 double chests of paper at my location with a pickax, I can't run through it all (i.e. exchange the paper for emeralds) in time ...
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922 views

In Minecraft, what is the most space-efficient way to construct AND and OR Redstone gates?

With Redstone you can create wiring and circuitry. Using this, it is possible to create complex devices and even "programs". Unfortunately, the size of such projects usually tends to be massive in ...
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How can I change a pulse into a state?

Is there a logic gate that changes a pulse into a steady state?
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3answers
7k views

Super compact piston door with button and pressure plate

Is there a super compact design (or what's the most compact design) for a piston door which should have a button on one side like this: and a pressure plate on the other side: ? I have tried a ...
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1k views

What is the actual “spread speed” of water and lava in the context of a stone generator?

I'm currently experimenting with stone generators, e.g.: I'm having problems figuring out what speed of pulse do I need to provide to the piston in order to maximize the speed of stone production. ...
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3answers
7k views

Instant open piston door with delayed deactivation with pressure plates

I was wondering if anyone knew of a proper way to get a pressure plate to trigger a series of pistons instantly, but have their deactivation delayed by about a variable number of seconds. I've tried ...
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2answers
5k views

Inverting pressure plate without powering piston

I'm working on a trap, where if a person steps on a pressure plate, then the pistons deactivate and a pit forms in front of the plate. I decided to do this like a vertical jeb's door (a piston door in ...
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500 views

How does this rapid pulser work?

While experimenting with redstone, I seem to have come across this strange piston-based circuit: Although it may not be obvious from the picture, this circuit causes the upper wire to rapidly turn ...
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3answers
1k views

How can I toggle an output using the same input pulse?

I need to make a contraption that takes a pulse and toggles a switch from on to off. Then when the pulse happens again, I need it to turn from off to on.
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3answers
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How can I connect a field of pressure plates to a single output?

I have a large flat area covered in pressure plates (30x70) and I was wondering how I might wire them from beneath to detect if a mob or object has touched ANY of them. I guess I could cope with a few ...
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1answer
956 views

How can I make a reliable and compact random timer?

I need to make a reliable random timer that powers a redstone wire and that is as small as possible. It should send about a pulse every second or half second, but obviously be slightly varied. It ...
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2answers
2k views

How do I separate redstone signals in minecraft?

I am trying to create a row of buttons all right next to each other, but no matter what I try, I can't separate the redstone signals. If I press one button, all the cables turn on because they're next ...
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How do I create a redstone circuit whose output depends on it's previous input?

I have two inputs, A and B, and I want them to perform as so: |------------|-----------|--------| | Prev State | New State | Output | | A B | A B | | ...
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How do I turn Redstone into Redstone Dust in Minecraft?

I have 28 or so Redstones — not Redstone dust. I mined them with an iron pick. But all the things I see say how to use the dust, not the stones alone. Thanks
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Is redstone deterministic?

In circuits not using pseudo-random 'dice-roll' type randomizers (i.e. a fast clock that the player stops to produce a random state), is the output state always the same for the same input state?
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2answers
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How to delay an input for a short while after it turns off?

I want to make a redstone device that prevents an input from turning on, then off, then on again very rapidly. For example, if a player turns a lever on, it should update instantly. However, if they ...
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Minecraft Double Switch Door

I'm trying to make a base with a hidden door that can be opened from the inside and outside. I was wondering if there was a way of making a circuit that could be operated from two different switches ...
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1answer
312 views

Minecraft greed trap

I'm making a trap so that when an object is removed from the pressure plate, it blows up. But Im a bit stuck. The pressure plate does not change the state of the redstone torch on the endblock. I need ...
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2answers
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How do I make a Stronghold locater?

I want to make a stronghold finder using TNT and redstone, but I don't know how. Every time I try it out I end up blowing myself up. This is my current design:
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749 views

How to make a tree miller

Tree milling There are plenty of videos about already done tree miller. But none explain how to build one. I'm currently trying to create one and share it with you once done but I'm stuck. What I ...
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1answer
816 views

Why does this redstone circuit burn out?

I'm testing a circuit with restone but came across a very odd behavior, so I isolated a part of circuit composed of a block with the NOT gate which has a lever attached to it. When I activate the ...
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How do I make a piston go up and then down?

I'd like to make a piston go up and down just once (then I'll make this thing repeat forever), how do I do that? How do I give the piston the order to go down after it went up in a single tick?
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Extend Pistons By Default in Minecraft

I'm working on my first redstone structure, so it's extremely simple. It's a secret entrance to my base, and it's just two horizontal stickypistons, one of top of the other, that extend one piece of ...
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Vertical power transmission from top to bottom

Is it possible to transmit the redstone power with a lever, vertically, and from top to bottom?
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7k views

What's the largest size of “door” I can open with a single switch?

I'm fairly new to using redstone, and I'm wondering what's the largest size of "door" that can be opened with a single switch? I have a huge arena, and I'd ideally like to be able to hit one switch ...
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3answers
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How can I keep ghosts out of my machine?

I've been building a number of redstone circuits lately, and to keep them protected I've been enclosing each entire circuit in obsidian. However, recently I noticed that a zombie managed to spawn in a ...
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1answer
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How do you create double doors that open in sync from a 2-wide power source?

I've got a double door which I power from below, using a T-flip flop triggered by a pressure plate on the inside so that when I walk out, the doors open before me and when I walk in, the doors close ...
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2answers
1k views

Can I build a TNT cannon that fires the TNT directly upwards?

I've successfully built a cannon that will fire the player upwards to above the clouds by using this design (found on YouTube). The player stands on the stone pad, it triggers the TNT and the "water ...
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How to generate a predetermined number of pulses?

Motivation: I have a grinder that spawns spiders which are then moved to a very small space. When they accumulate in big enough numbers, I pull a lever and let a piston crush them 11 times. Then I can ...
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When do redstone torches burn out?

I know that if I make a redstone circuit that switches too often, my redstone torches will 'burn out' and stop working. Under what circumstances does this happen? Will a slow circuit eventually burn ...
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4answers
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How can I get my redstone to activate adjacent pistons?

I'm trying to create my first circuit in minecraft: a - pressure plate p - piston d - dirt - or | - redstone   a----dddd pppp Pistons are placed over the dirt and there's water under ...
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5answers
7k views

Is there a more efficient way to wire a row of pistons?

I want to create two sets of two adjacent pistons with a two block gap between them for a melon farm. It seems as though I'm using a prodigious amount of redstone for each section. This is my first ...
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2answers
990 views

How can I pause this redstone wall rotator as nessecary?

Back...with another Minecraft device. First off, I remember seeing a device like this on Reddit/YouTube a long time ago, and I've since forgotton how it was done. The way the device works ins ...
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1answer
333 views

Redstone loop not working

After building and exploring in Minecraft, I chose this sticky piston mob grinder to learn about redstone - which may have been a bit too ambitious, as I'm having problems with the loop which sends ...
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2answers
5k views

How can I create a “master” switch with redstone?

How can I create a "master" switch with sub-switches all connected to the master switch? When then master switch is turned on, it allows power to go to all the sub-switch (when the sub-switches are ...
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5answers
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Is there a way to shut down a Nether portal with redstone?

Since it is no longer possible for flowing water to deactivate a Nether portal, you can't use pistons to push blocks into the nether portal and finally you can't move the obsidian powering the portal ...
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3answers
1k views

How can I get this redstone blast door to do what I want?

I'm working on expanding my Minecraft Redstone experience and contraptions. Here, I have a 2 blocks high x 3 blocks wide section of a tunnel with a track approaching it that is meant to act as a ...
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2answers
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Why do two identical redstone contraptions not do the same thing?

I was experimenting with redstone manage to build the first example were everything works thine. I've built the exactly same thing in my building but there it won't work any ideas why? (the delay is ...