SINGLE-BAND RADIO SIGNAL RETRANSMITTER Russian patent published in 1998 - IPC

FIELD: radio engineering, in particular, simplex telecommunication systems in which group of users are connected using same frequency. SUBSTANCE: device has first and second transceivers 1 and 17, antenna 2, first and second optical isolation amplifiers 3 and 16, high-frequency amplifier 4, first and second frequency converters 5 and 14, local oscillator 6, first and second intermediate frequency amplifiers 7 and 13, delay line 8, starting circuit 9, first inverted multivibrator 10, second waiting multivibrator 11, bell-shaped voltage generator 12, power amplifier 15. EFFECT: increased functional capabilities. 5 dwg