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Surveying SDLVAs for ELINT and EW (.PDF Download)

Signals can be elusively short-lived and signal analysis difficult in tactical applications. Many electronic defense systems rely on a component that is a combination of a detector and an amplifier, such as a detector log video amplifier (DLVA) or a successive detection log video amplifier (SDLVA), to sort low-level signals from such a crowed signal  environment. A SDLVA essentially adds gain stages to a DLVA to increase its amplitude dynamic range.

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