Gain

Also known as amplification. (1) The increase in a signal that is transmitted from one point to another through an amplifier. A material that exhibits gain rather than absorption, at certain frequencies for a signal passing through it, is known as an active medium. (2) In a photo detector, the ratio of electron-hole pairs generated per incident photon.




Related Terms
Automatic Gain Control,   Ceramic Gain Media,   Chromium Doped Gain Media,   Cross gain Modulation,   Differential Gain (DG),   Erbium Doped Gain Media,   Neodymium Doped Gain Media,   Raman Gain,   Rare Earth Doped Gain Media,   Small Signal Gain,  

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