0 votes 0 votes An infrared $\text{LED}$ is usually fabricated from $\text{Ge}$ $\mathrm{Si}$ $\text{Ga As}$ $\text{Ga As P.}$ Others gate1992-ec + – admin asked Sep 13, 2022 • edited Dec 1, 2023 by makhdoom ghaya admin 46.4k points 149 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.