Especificación genérica: Filtros piezoeléctricos. (Ratificada por AENOR en septiembre de 1996.)
GS: PIEZOELECTRIC FILTERS. (Endorsed by AENOR in September of 1996.)
Buy on AENOR
31.140 / Piezoelectric and dielectric devices
31.160 / Electric filters
CTN 209/SC 49 - Piezoelectric and dielectric devices for frequency control and selection
EN 167000:1993 (Identical)
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