深圳市晶华晶振电子有限公司成立于2005年，并于2006年在烟台建立生产工厂----烟台晶英电子有限公司，是专业生产、销售HC-49系列石英谐振器、柱状高频石英晶体谐振器的企业。经过十二年的开拓创新，公司迄今已拥有一支集技术与管理为一体的专业队伍，更凭借先进的工艺及优良的设备，现年产各类谐振器3亿只，产品畅销国内，远销东亚、南亚及欧美地区。
| No. | Characteristic | Limits | Remark |
| 1 | Nominal Frequency | 26.000MHz（可订做） | |
| 2 | Mode of Vibration | Fundamental | |
| 3 | Frequency Tolerance | ±10ppm | Measure at 25℃±3℃ |
| 4 | Operating Temperature Range | -20℃~+70℃ | |
| 5 | Frequency Stability | ±30ppm | Over Operating |
| Temperature Range | |||
| 6 | Storage Temperature Range | -40℃~+85℃ | |
| 7 | Load capacitance | 8pF（可订做） | |
| 8 | Equivalent Series Resistance | 60Ω max | |
| 9 | Drive Level | 50μW max | |
| 10 | Insulation Resistance | 500MΩ | At 100VDC |
| 11 | Shunt Capacitance | 3pF max | |
| 12 | Motional Capacitance | ||
| 13 | Aging Per Year | ±2ppm | First Year |
| 14 | Resistance Variation vs. Drive Level | ||
| 15 | Frequency Variation vs. Drive Level | ||
| 16 | Package Type | JHY-2SB | See Page 2/3 |