MULTICHANNEL SPECTRUM ANALYZER Russian patent published in 1994 - IPC

FIELD: measurement technology. SUBSTANCE: multichannel spectrum ANALYZER has wide-band amplifier 1, M channels, each incorporating filter 2, detector 3 and integrator 4 connected in series to output of amplifier, M subtracters 5 of first group, M-input adder 6, M keys 7, M subtracters 8 of second group, M threshold elements 9, KM+1 single-input multipliers 10, K+2 supplementary M-input adders 11, K two-input multipliers 12, (K+1)-input adders 13, sawtooth voltage generator 14, K-1 units 15, two formers 16, delay line 17 with M taps, M flip-flops 18, divider 19, key 20, M branches composed of threshold element 21, flip-flop 22 and scale amplifier 23 connected in series. EFFECT: improved operational characteristics. 3 dwg