RADIO ENGINEERING EDUCATIONAL DEVICE Russian patent published in 2008 - IPC G09B23/18 

FIELD: educational devices and trainers.

SUBSTANCE: radio engineering educational device allows visually demonstrating modes of sequence search of pulse signals by frequency, principles of designing of device for excluding repeat measurement and registration of carrier frequency of continuous signals. Radio engineering educational device has radar station model, three high-frequency oscillators, modulator, three counters, roll-out oscillator, heterodyne, mixer, intermediate frequency amplifier, amplitude detector, video amplifier, two cathode-ray tubes, three switches, threshold unit, three keys, frequency metering unit, code comparison unit, memory unit and delay line. All components are connected together in specific way.

EFFECT: widened functional abilities.

3 dwg