Quartz crystal units for frequency control and selection; part 3: standard outlines and lead connections; identical with IEC 60122-3:1977 (status as of 1991)
Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 2: Ceramic enclosures (IEC 61837-2:2000); German version EN 61837-2:2000— 41 стр.
Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 1: Plastic moulded enclosure outlines (IEC 61837-1:1999); German version EN 61837-1:1999— 33 стр.
Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 3: Metal enclosures (IEC 61837-3:2000); German version EN 61837-3:2000— 25 стр.