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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How can I select a single bit out of an array of latches?

Let's say I have 4 latches, each representing a bit: I want to be able to see the value stored at a specific bit. I specify which bit I want to look at by entering a binary number via. switches: ...
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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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452 views

Do redstone lamps work underwater?

In preparation for TU12 on minecraft Xbox 360 edition,which adds redstonelamps, I've decided to make a redstone lamp system with a switch. Some of the lamps will be underwater, so I plan to use a ...
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Making a Station With Redstone Booster Track

Now I have finished my underwater tunnel I have built somewhere for my railway to stop at. The cart comes in from the left, hits the booster and then hits the sloped booster track (unpowered). I am ...
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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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A “Lockdown” function for Minecraft?

Hey guys, just wondering, I have a large house/base that is divided into four sections. I want to implement a redstone circuit that will automatically close all the doors that are connected to the ...
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899 views

How do I light this hollow tower of Redstone Lamps?

I want to light this tower, but controllable from a switch. I'd like to be able to expand this up or down in a modular way. The example in the image is being powered with a static setup, just faked ...
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Can I use Redstone underwater?

Fairly simple question: Do redstone dust/redstone torches/switches/etc. work underwater?
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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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Minecraft save-all timer

I have recently found that my MC world does not auto-save (Don't answer on how to do that), so I have to /save-all every 5 minutes or so. However, I have created a timer hooked up to a /save-all ...
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Giving a minecart momentum with a piston

I am trying to setup a situation where I press a button and a minecart is pushed onto some powered track where it is then boosted up and giving a good speed. This is what I tried (cross-section): ...
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Redstone clock leaks current

I built a small clock like the example at the beginning of this video, however, the pulse redstone is triggered slightly every time the cobblestone blocks move over it, instead of just when the glass ...
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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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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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How to set a command block with a command inside using the setblock command

Does someone know how to set a command block with a command inside using the setblock command? I have created this code /setblock <x> <y> <z> command_block ...
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Minecraft redstone circuit turns off all other circuits after any of them are turned on

What I'm trying to do is to get the momentary switches to activate the paths on the left of the RS NOR latches and when you activate one it deactivates all the other activated switches. The idea is ...
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What are the specific conditions that cause repeater lockup in multiplayer?

While playing SMP, the issue of redstone repeaters "locking up" (getting stuck in the on state) was brought up. Another user showed me their issue, a redstone clock using two repeaters and redstone ...
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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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How can I generate a redstone signal when players are near?

Is it possible to construct something that will run automatically whenever a player is nearby, say within a chunk's range, without that player having to trigger something like a pressure pad or ...
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How do I power Redstone through a block?

I have seen this in YouTube videos: a person places a Redstone Torch on the wall like in the picture, and it activates a circuit. No matter how many layouts I have tried I can't seems to get a power ...
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How to make flashing lights in Minecraft with repeaters?

What is the best circuits for flashing lights with repeaters ? I've seen old school way with redstone but now with the repeaters, how to do it right ?
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Powered rail on a slope powering glitch?

I have placed a powered rail on a slope with a redstone torch underneath it as shown in the following two pictures. Now as you can see, the powered rail is in fact unpowered, despite the redstone ...
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How do you stop items from being pushed through walls in Minecraft?

I am working on an automated chicken farm. Things are going quite well and my prototype is working, but I am having a small issue that affects my efficiency. For my kill step, I have pistons open up ...
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Any more compact self-activating piston designs?

I need to push incoming blocks in a new direction using a piston activated as soon as there is a new block to be pushed. In the screenshot, if the block from below is pushed in front of the piston, it ...
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Minecraft “power ripple”

Does there exist any known way to create a "power ripple" using redstone; i.e. a situation that is, essentially, just like a sequence of wire-repeater segments, but powering every intermediate block, ...
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Redstone torch on a block that is powered directly by another torch doesn't turn off?

As far as I understood, if you power the block that a redstone torch is on, that redstone torch turns off. But as the question title states, if I power the block directly with another redstone torch, ...
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How can I build a simple flip-flop with Redstone?

I've been trying to learn more about Redstone after doing some research for another Minecraft question. I've never played Minecraft before, although I'm familiar with Terraria, which I believe is ...
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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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Can I use dispensers or droppers to auto-replant crops?

I'm working on a fully-automatic farm now that 1.5 is out. The plan is to use redstone to flush fully-grown crops into a channel to be collected by a hopper and then picked up by a cart. The issue ...
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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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Adding more sound files to resource packs

If I create a resource pack for Minecraft, am I able to have more natural sounds than there already are? For example, creeper sound files range from "creeper1" to "creeper4". If I were to add a file ...
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Minecraft redstone logic - comparing 6 inputs

i do have 6 inputs. 3 A inputs, 3 B inputs. Each one of them can be set to on or off. I now have to compare those 6 and look who has more on-inputs. A or B? Does anyone have a solution for this? ...
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Minecraft Pulser Burns out

According to this article 1-clocks and 3-clocks are possible to make but they will "burn out" because of their speed, which makes them unstable. Redundancy can be used to maintain a ...
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How to invert a pulser and connect a door to it?

Obviously inverting a pulsar is kind of redundant, since it goes on and off repeatedly... however, when I want it to stop, a lever would do just fine, but it would keep it powered on. but what if I ...
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How Long Is A Redstone Night In Minecraft?

I am currently creating a debuff system that gives you slowness during the night if you don't use a bed. I am using a daylight sensor and was wondering how long the effect should last. I thought ...
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847 views

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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830 views

How to make a block disappear after a certain period of time

So I am making a 'magic trail', which is essentially wherever you walk and jump, a block will be placed below you. Unfortunately, the trail will always stick around and never go away. After a while ...
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149 views

Reduce the size of redstone circuit

I'm looking to reduce the size of a redstone circuit as much as possible, but my redstone skills aren't that great. Would someone be able to offer some advise? Currently I have the following circuit ...
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684 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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840 views

Redstone torch on a block doesn't switch on the block that it is on?

Ok, here's another one. As represented in the visual, I have a redstone torch attached to a block, that is, a redstone lamp. But as represented in the visual, by my extraordinary drawing, the ...
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What Is The Best Level To Find Redstone At?

I am currently trying to build a piston elevator in my single player world and I need about 200 blocks of redstone to complete it ("For the back wall"). I already have enough redstone for about 90 ...
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How do I reverse the activation of Pistons with redstone automatically?

So basically, I want to make a hidden Piston door using Redstone that opens and shuts when I pull a lever. ...
5
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2answers
712 views

How can I make a S/R latch with adjacent inputs?

The Minecraft wiki suggests this: ...with this being the key to the diagram. The way I read it, the set and reset wires run into two blocks. On the opposite side, put a torch on the set side, ...
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1answer
961 views

How do I make a “Rotary hopper clock”?

I'm working on a project that requires a fairly long delay. I found the "Rotary hopper clock" on Minecraft 101, and I do like the compact design it has to it. However I'm not entirely sure how it ...
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4answers
283 views

Redstone avoid propagation upwards

I'm trying to create an elevator, but I'm stuck at powering them. I have inputs for each piston, but I can't seem to separate them. It seems that the redstone powers the block beneath it, and all 3 ...
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2answers
2k views

How can I make a redstone button with an X second delay?

I am making a grinder that kills you with lava, water, TNT and sends you into the void. I am having some trouble with the lava. Since lava flows really slow, I need a button that has a delay from 5 to ...
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3answers
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Behavior of a JK flip-flop (Minecraft Redstone circuit)?

I've built a JK flipflop - specifically, the A version, from Redstone JK flip-flops - and it works - sort of. It doesn't behave as described in the wiki, and I'm not sure if the wiki description is ...
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772 views

Hopper Timer only exchanges one item?

I've been using "hopper timers" to create long delays for some automated harvesters, using what seems to be a pretty standard method with comparators. So far this has been working well. But for the ...
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341 views

How can I teleport to an unloaded entity?

I am using invisible invulnerable ArmorStands to create "warps" and "homes" in a map. The idea is that I can spawn them in with a specific name, and then teleport a player back to them like this: /tp ...
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Piston is destroying track

I have been following a tutorial on youtube regarding building a minecart station. Now I have had no issues whatsoever until I hit the cart loading section ...