BAND FILTERS (ELECTRICAL OSCILLATION TECHNOLOGY)
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BTFILTERS WITH TWO CUTOFF FREQUENCIES (ELECTRICAL OSCILLATION TECHNOLOGY)
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UDC621.372.543.1
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Descriptor GERBANDFILTER (ELEKTRISCHE SCHWINGUNGSTECHNIK)
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Descriptor ENGBAND FILTERS (ELECTRICAL OSCILLATION TECHNOLOGY)
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Descriptor FREFILTRES À BANDE (TECHNIQUE D'OSCILLATIONS ÉLECTRIQUES)
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Variant GERFILTER/BANDFILTER (ELEKTRISCHE SCHWINGUNGSTECHNIK)
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Variant ENGFILTERS/BAND FILTERS (ELECTRICAL OSCILLATION TECHNOLOGY)
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Variant FREBANDE/FILTRES À BANDE (TECHNIQUE D'OSCILLATIONS ÉLECTRIQUES)
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NTBROADBAND FILTERS (ELECTRICAL OSCILLATION TECHNOLOGY)