DIGITAL PHASE METER FOR WEAK LOW-FREQUENCY SIGNALS

被引:0
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作者
RUBAN, VV
IVLIEV, AD
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T [工业技术];
学科分类号
08 ;
摘要
The instrument is designed for measurement of the phase tags of sine-wave signals with frequencies of 2-100 Hz and amplitudes of from 4-mu-V to 4 mV Processing is performed by a computer (DVK-3) using a quasioptimal algorithm in real time. A feature of the instrument is the lack of a channel for reference-voltage input to the computer (readings of the reference-voltage harmonics are stored in memory). The mean-square instrumental error is 0.3-degrees.
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页码:87 / 92
页数:6
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