BS PD IEC TS 61994-3:2021 Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection. Glossary. Piezoelectric, dielectric and electrostatic oscillators
2021BS PD IEC TS 61994-3:2021 Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection. Glossary. Piezoelectric, dielectric and electrostatic oscillators
2011BS DD IEC/TS 61994-3:2011 Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection. Glossary. Piezoelectric and dielectric oscillators
BS PD IEC TS 61994-3:2021 Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection. Glossary. Piezoelectric, dielectric and electrostatic oscillators was changed to BS DD IEC/TS 61994-3:2011 Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection. Glossary. Piezoelectric and dielectric oscillators.