BS-9612-N020 › Detail specification for resistance welded seal quartz crystal units for oscillator applications. DN, DZ, DQ and DP enclosures, 50 to 125 MHz frequency range. Fifth overtone thickness-shear mode, AT-cut, for operation over wide temperature ranges (non-temperature controlled). Full assessment level
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Detail specification for resistance welded seal quartz crystal units for oscillator applications. DN, DZ, DQ and DP enclosures, 50 to 125 MHz frequency range. Fifth overtone thickness-shear mode, AT-cut, for operation over wide temperature ranges (non-temperature controlled). Full assessment level
Keywords
Testing conditions;Approval testing;Crystal resonators;Quality assurance systems;Oscillators;Assessed quality;Resonant frequency;Statistical quality control;Temperature;Resistance welding;Electrical properties and phenomena;Performance;Dielectric devices;Dimensions;Resonators;Working range;Inspection;Welding;Ratings;Frequencies;Environment (working);Rated power;Electrical tolerances;Capacitance;Piezoelectric devices;Volume;Electrical resistance;Qualification approval;Quality control;Electronic equipment and components
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31.140 (Piezoelectric devices)
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Document Number
BS 9612 N020:1979
Revision Level
1979 EDITION
Status
Superseded
Publication Date
April 15, 1979
Page Count
12
ISBN
058010723X
Committee Number
W/-