This Minecraft tutorial explains how to craft an observer with screenshots and step-by-step instructions. It is used to detect changes in neighboring blocks.

An observer is a block that emits a quick redstone pulse from its back when the block or fluid directly in front of its "face" experiences a change. An observer requires a pickaxe to be mined.

Jun 21, 2024 · Place the cobblestone along the top and bottom rows, the nether quartz on the right, and the redstone dust in the remaining slots. You now have a single observer! Observers …

Nov 26, 2025 · Learn how to make and use an observer in Minecraft with this step-by-step guide, which covers its crafting recipe, mechanics, and more.

Nov 11, 2025 · The Observer is one of Minecraft’s most powerful redstone blocks. It detects changes in nearby blocks and sends an instant redstone signal. This makes it essential for …

Jan 9, 2024 · Learn how to make and use observers in Minecraft. Get access to unique traps and automatic farms. Published January 09, 2024 · Updated July 30, 2025. Observer is one of the …

May 21, 2025 · Follow this comprehensive guide to make an Observer in Minecraft. Observer helps to detect any updates in a block (Image via Mojang Studios) In Minecraft, there are …