| 摘要 |
FIELD: the invention refers to training devices and apparatus on radio technique and may be used for visual demonstration of various regimes. ^ SUBSTANCE: the device has four high frequency generators, a modulator, three counters, a scanning generator, a heterodyne, two mixtures, two amplifiers of an intermediate frequency, two amplitude detectors, eight switches, three phase inverters on +900, three multipliers, a narrow-band filter, a key, a generator of amplitude-modulated signals, a generator of frequency-modulated signals, a generator of phase manipulated signals, a line of delay, two filters of low frequencies, two electron-ray tubes, an image amplifier and two adders. ^ EFFECT: expands functional possibilities by way of demonstration of the principle of visual recognition of the kind of modulation of the received signal. ^ 6 dwg |
