Most hobbyists use crystals as an external clock signal for a microcontroller. A less common use would be to make a bandpass filter (BPF) for an RF signal. [Dan Watson] explains his crystal ladder ...
Microwave filter design and synthesis lies at the nexus of communication engineering and applied physics, underpinning the selective frequency control that is essential in modern wireless technologies ...
Integrated device manufacturer Akoustis is sampling its single-crystal bulk acoustic wave (BAW) filter to a tier-1 enterprise-class Wi-Fi access-point customer. Aimed at next-generation enterprise ...
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