There is a primary processing of the output signal for the Snail gravitational antenna in discrete time on the synthesis of digital equivalents from an analog type. The formation scheme is given for the quadratic components with allowance for the linear interpolation. A new spectral-time algorithm is given in relation to the phase planar method for the measurement of the resonant frequency of the mechanical system.
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Translated from Metrologiya, No. 10, pp. 3–10, October, 2009.
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Gusev, A.V. The snail gravitational antenna: estimating resonance frequency in digital equivalent synthesis. Meas Tech 52, 1271–1275 (2009). https://doi.org/10.1007/s11018-010-9432-y
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DOI: https://doi.org/10.1007/s11018-010-9432-y