Can observers spot players? Observers can't immediately detect players or entities. Only block modifications are detected. A player could enter the elevator by stepping on a pressure plate. This signal will turn on a lamp for the player's projected ascent time. Minecraft observer tasks Minecraft Observers do what? The Observer detects the block's status and put or broken blocks. Observe sends a Redstone signal when a block state changes. Hopper observers? Chests, trapped chests, furnaces, blast furnaces, smokers, barrels, hoppers, dispensers, and droppers should be detected. The observer block shouldn't detect when the player opens the container. How do I lengthen observer pulse? Run the Observer output through a 2-tick Repeater (so Torches and Comparators can be activated) and a Comparator Latch/Repeater pulse extender (or other pulse extender). Observers detect opening chests? Observer blocks miss some block state changes: Open/close chests. Ender Open/close chests. Nether portal lighting. Observers see how far? If there is a clear line of sight, observers should be able to detect block updates up to 8 blocks away. "Clear sight" means air or transparent blocks (glass, leaves, water, etc). Detect Minecarts? Bedrock observers offer a 1 tick pulse when an item is placed or removed from a chest. Hopper or player (minecart). The hopper minecart immediately begins sucking goods out of the chest when the player places them in it. Can a furnace be seen? I also identified an excellent usage for note-blocks. Using an observer and a sticky-piston+redstone-block toggle-switch, you can play a sound when the furnace goes on or off. Lagging observers? Pistons, observers, and other redstone blocks induce lag. … I have 60 frames when the piston is still. Creating a simple observer clock to update that piston halves my frames. Minecraft observer range. When a block/state changes, the observer's back sends a redstone pulse. Level 15 redstone signal travels 15 blocks. Observers do what? Usage. The Observer block sends a brief Redstone pulse if the block it faces is updated (mined, placed, opened, closed, etc.). Like Pistons, they're positioned. The Observer monitors the larger red square for block updates.
Observer crafting Wrangler CLI