| 摘要 |
FIELD: physics, radio. ^ SUBSTANCE: invention is related to radio communication and may be used in radio engineering systems. Receiving device contains amplifier, frequency amplifier with suppression of mirror channel, the first amplifier of intermediate frequency (UPCh), N sources of heterodyne voltage for different frequencies, group N - 1 UPCh, group N UPCh, unit of heterodyne voltage switching, main channel frequency converter, two controlled switching units, resolver, switch, unit of switchboards control, amplifier of acoustic frequencies. ^ EFFECT: efficient elimination of interference in mirror channel. ^ 5 dwg |
