Technology / Home Audio / Echo: The effect of a sound and a delayed version of that same sound. A 'Slap-Back Echo' is the original sound plus a single repeat; 'Multiple Echo' is the original sound plus several repeats with the identical delay spacing and decay times.
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Echo Verb Synonyms: imitate, ape, parrot, mimic, copy, duplicate, reproduce, simulate, repeat, emulate, mirror, reflect
Echo Noun Synonyms: reverberation, repercussion, repetition, iteration, reiteration
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Technology / Home Audio / Anechoic Chamber: A special room that is constructed without acoustically reflective surfaces, such that it is without echoes, or an-echo-ic. This experimental setup enables engineers to more precisely measure the acou MORE
Technology / Radar / Echo Box Performance Monitor: An accessory which is used for tuning the radar receiver and checking overall performance by visual inspection. An artificial echo as received from the echo box will appear as a narrow plume from the MORE
Science / Weather / Line Echo Wave Pattern (LEWP): A wave-shaped bulge in a line of thunderstorms. It may often be seen as a 'S'-shaped radar echo signature and is often associated with severe weather. MORE
Science / Weather / Bow Echo: A radar echo signature often associated with severe thunderstorms, especially those that produce wind damage. It is bent outward in a 'bow' shape. MORE
Technology / Radar / Clear-Air Echos: Radar returns from cloud- and precipitation-free (optical clear) air. Clear-air echos are caused by bragg scatter and insects. Bragg scatter comes from small-scale fluctuations of the refractive index MORE