In the late 1920s, the first quartz crystals began to be used in amateur radios, revolutionizing the field with their ability to stabilize frequencies. Quartz crystal oscillators provided a high degree of accuracy and stability compared to the earlier LC (inductor-capacitor) oscillators, which were prone to drift. This innovation allowed amateur radio operators to maintain precise frequencies, improving the reliability and quality of their transmissions. The use of quartz crystals in ham radios marked a significant technological advancement, paving the way for more sophisticated and efficient radio communication systems, and enhancing the overall experience for operators.
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