Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 1: Plastic moulded enclosure outlines (IEC 61837-1:2012); German version EN 61837-1:2012
Edition 2012-12

Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 2: Ceramic enclosures (IEC 61837-2:2018 + A1:2020); German version EN IEC 61837-2:2018 + A1:2020
Edition 2021-06

Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 3: Metal enclosures (IEC 61837-3:2015); German version EN 61837-3:2015
Edition 2016-04

Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 4: Hybrid enclosure outlines (IEC 61837-4:2015); German version EN 61837-4:2015
Edition 2016-02

Quartz crystal units for frequency control and selection; part 2: guide to the use of quartz crystal units for frequency control and selection; identical with IEC 60122-2:1983
Edition 1993-09

Quartz crystal units for frequency control and selection; part 2: guide to use of quartz crystal units for frequency control and selection; Section one: quartz crystal units for microprocessor clock supply; identical with IEC 60122-2-1:1991
Edition 1992-08

Piezoelectric ceramic resonators and resonator units for frequency control and selection; standard values and conditions; measuring and test conditions; identical with IEC 60642, edition 1979
Edition 1988-04

Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection - Glossary - Part 2: Piezoelectric and dielectric filters (IEC/TS 61994-2:2011)
Edition 2012-04

Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection - Glossary - Part 3: Piezoelectric and dielectric oscillators (IEC/TS 61994-3:2011)
Edition 2012-04

Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection - Glossary - Part 4-2: Piezoelectric and dielectric materials - Piezoelectric ceramics (IEC/TS 61994-4-2:2011)
Edition 2012-05