Detail specification for cold-welded seal quartz crystal units for oscillator applications. DK enclosures, 25 to 75 MHz frequency range. Third overtone thickness-shear mode, AT-cut, for operation over wide temperature ranges (non-temperature controlled). Full assessment level.
STANDARD published on 15.2.1979
Designation standards: BS 9612N012:1979
Note: WITHDRAWN
Publication date standards: 15.2.1979
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS