heterodyne receiver

Từ điển Oxford Learners Wordfinder Dictionary

noun

a radio receiver that combines a locally generated frequency with the carrier frequency to produce a supersonic signal that is demodulated and amplified
• Syn:
superheterodyne receiver, superhet
• Hypernyms:
radio receiver, receiving set, radio set, radio, tuner, wireless
• Part Meronyms:
local oscillator, heterodyne oscillator