Radio vacuum tube

Radio vacuum tube Manufacturing Object type Semi-finished products Skill used Refining Time 2 day(s) Materials 1000 grams of glass beads 25 grams of iron 10 grams of wood Tools pliers vacuum tube mould Machines kiln Holdable object General properties Weight 1035 grams Visible no

Used in electronics, specifically Long range radio transmitter, Enhanced range radio transmitter and Extended range radio transmitter as well as all repeaters. That is Medium range repeater, Long range repeater, Enhanced range repeater and Extended range repeater.