superheterodyne
Speech parts
1. superheterodyne - Noun
2. superheterodyne - Adjective
Meaning
superheterodyne (not comparable)
(electronics) Pertaining to a technique used in radio and television receivers to tune to a particular frequency, or to receivers using such a technique. [from 20th c.]
superheterodyne (plural superheterodynes)
A receiver of this kind.
Examples
A publicity photograph was made of him presenting Marion with the world's first portable superheterodyne radio as a wedding gift.
At the cost of an extra frequency converter stage, the superheterodyne receiver provides superior selectivity and sensitivity compared with simpler designs.
By the mid-1930s, commercial production of TRF receivers was largely replaced by superheterodyne receivers.
A major application of the heterodyne process is in the superheterodyne radio receiver circuit, which is used in virtually all modern radio receivers.
Consequently, there can be mutual interference in the operation of two or more superheterodyne receivers in close proximity.
From this time, the superheterodyne design was used for virtually all commercial radio and TV receivers.