| ITEMS/TYPE | 1Z |
| Frequency range | 38.4/76.8 MHz |
| Overtone Order | Fundamental |
| Frequency tolerance at 25℃ | ±10 ppm |
| Operating temperature range and frequency stability | See Table 1 |
| Equivalent series resistance | See Table 2 |
| Shuntcapacitance | 3 pF Max or specify |
| Load capacitance | 7,8 pF |
| Drive level | 10~100 μW |
| Insulation resistance(at DC100V) | 500 MQ Min. |
| Thermistor Resistance | 100 kQ±1% |
| Thermistor B-constant | 4250 kQ±1% |
| Aging at 25℃ | ±0.7 ppm/year Max. |
| Storage temperature range | -40～+105℃ |
| Measure instrument | S&A 250B system with PI circuit |
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