Detail specification for cold welded seal quartz crystal units for oscillator applications. DN, 47 U/2, DQ and DP enclosures, 17 to 75 MHz frequency range. Third overtone thickness-shear mode, AT-cut, for operation over wide temperature ranges (non-temperature controlled). Full assessment level
振荡器用冷焊密封石英晶体元件详细规范 DN 47 U/2 DQ和DP外壳 17至75 MHz频率范围 第三泛音厚度剪切模式 切割时 用于宽温度范围(非温度控制)的操作 全面评估水平