Dynamic range

Dynamic range is a measure of the ability of an electronic system to reproduce the full range of frequencies that are present in the input signal. The dynamic range of a system is usually expressed in terms of the ratio of the largest to the smallest signal that can be reproduced without distortion. The dynamic … Read more


LISA is a computer operating system developed by Apple Inc. It was designed to be a more user-friendly alternative to the more complex Macintosh operating system. LISA was released in 1983 and was the first commercial computer system to use a graphical user interface (GUI). It was also the first personal computer to offer hard … Read more