RADIO SET FOR FLEXIBLE COMMUNICATION NETWORK Russian patent published in 1994 - IPC

FIELD: mobile radio communications. SUBSTANCE: radio set has receiver 1, transmitter 2, first electroacoustic emitter 3, microphone 4, buffer amplifier 5, variable gain amplifier 6, integrator 7, comparison unit 8 having delay gate, power supply 9, locking push-to-talk key 10, balanced digital filter 11, comparator 12, timer 13, AND-OR gate 14, tone generator 15, second electroacoustic emitter 16, switch 17, pseudorandom series generator 18, timer 19, emergent dial button 20 and reset button 21. EFFECT: increased functional capabilities. 1 dwg