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Wide-range temperature compensation by addition of two crystal-resonator frequencies: practical results with quartz and LiTaO3

Wide-range temperature compensation by addition of two crystal-resonator frequencies: practical results with quartz and LiTaO3

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Practical results are presented on a novel method for compensating the frequency drift of crystal oscillators. The digital summing of a 300 kHz quartz and a 200 kHz LiTaO3 crystal resonator results in a sum frequency whose temperature drift is 10 times smaller than the drift of quartz or LiTaO3.

References

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