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InfoMagic Standards 1994 January
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InfoMagic Standards - January 1994.iso
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ccitt
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1992
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n
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n21_1.tif
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OCR:
dB 12 ction 7 -20 -36 -1 Frequency {Hz} CCITT 15500 FIGURF 1/N.21 Correction factor for single-tone interference level CCITI
(.png)
(.png)
