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
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 2: Ceramic enclosures (IEC 61837-2:2011); German version EN 61837-2:2011— 88 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.
Measurement of quartz crystal unit parameters by zero phase technique in a pi-network - Part 4: Method for the measurement of the load resonance frequency f<(Index)L>, load resonance resistance R<(Index)L> and the calculation of other derived values of quartz crystal units, up to 30 MHz (IEC 60444-4:1988); German version EN 60444-4:1997— 11 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.
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— 24 стр.
Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 2: Ceramic enclosures (IEC 61837-2:2011 + A1:2014); German version EN 61837-2:2011 + A1:2014— 90 стр.
Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 2: Ceramic enclosures (IEC 61837-2:2018); German version EN IEC 61837-2:2018— 101 стр.